TDMS Study 97013-14 Pathology Tables
NTP STATISTICAL ANALYSIS OF NON-NEOPLASTIC LESIONS REPORT: PEIRPT10 LAB: Battelle Columbus WATER DISINFECTION MODEL (DICHLOROACETIC ACID) DATE: 01/27/05 EXPERIMENT: 97013 TEST: 14 TIME: 09:30:14 TEST TYPE: SUBCHRON 26-WEEK CAGES FROM 0000 TO LAST CAGE PAGE: 1 CONT: N01-ES-65406 ROUTE: DOSED WATER NTP C#: 97013C PATHOLOGIST: MISSING CAS: 79-43-6 ------------------------------------------------------------------------------------------------------------------------------------ FINAL #1/P53 REASONS FOR REMOVAL: 25019 Moribund Sacrifice 25020 Natural Death 25021 Terminal Sacrifice REMOVAL DATE RANGE: ALL TREATMENT GROUPS: INCLUDE ALL NTP STATISTICAL ANALYSIS OF NON-NEOPLASTIC LESIONS REPORT: PEIRPT10 LAB: Battelle Columbus WATER DISINFECTION MODEL (DICHLOROACETIC ACID) DATE: 01/27/05 EXPERIMENT: 97013 TEST: 14 TIME: 09:30:14 TEST TYPE: SUBCHRON 26-WEEK CAGES FROM 0000 TO LAST CAGE CONT: N01-ES-65406 ROUTE: DOSED WATER NTP C#: 97013C PATHOLOGIST: MISSING CAS: 79-43-6 SUMMARY OF STATISTICALLY SIGNIFICANT (P<=.05) RESULTS IN THE ANALYSIS OF WATER DISINFECTION MODEL (DICHLOROACET =============================================================== Male Mice ------------ Organ Morphology ----- ---------- Adrenal Cortex: Subcapsular Hyperplasia Liver: Hepatocyte Fatty Change Pituitary Gland: Pars Distalis Hyperplasia Thyroid Gland Ectopic Thymus =============================================================== Female Mice ------------ Organ Morphology ----- ---------- Adrenal Cortex Accessory Adrenal Cortical Nodule Kidney Mineralization Nephropathy Liver: Hepatocyte Vacuolization Cytoplasmic Lymph Node, Mandibular Hyperplasia Lymphoid Pituitary Gland: Pars Distalis Hyperplasia Thymus: Thymocyte Necrosis Uterus: Endometrium Hyperplasia Cystic =============================================================== Date: 01/27/05 EXPERIMENT: 97013 TEST: 14 Page 1 Statistical Analysis of Non-neoplastic Lesions in Mice(P53 Heterozygous Transgenic) - WATER DISINFECTION MODEL (DICHLOR OACET Terminal Sacrifice at 26 weeks |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Adrenal Cortex | | Accessory Adrenal Cortical Nodule | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 1/15 (7%) 0/15 (0%) 1/15 (7%) 0/15 (0%) |4/15 (27%) 2/15 (13%) 1/15 (7%) 0/15 (0%) | |POLY-3 RATE (b) | 1/15.00 0/15.00 1/15.00 0/15.00 |4/15.00 2/15.00 1/14.77 0/14.77 | |POLY-3 PERCENT (g) | 6.7% 0.0% 6.7% 0.0% |26.7% 13.3% 6.8% 0.0% | |TERMINAL (d) | 1/15 (7%) 0/15 (0%) 1/15 (7%) 0/15 (0%) |4/15 (27%) 2/15 (13%) 1/14 (7%) 0/14 (0%) | |FIRST INCIDENCE | 177 (T) --- 177 (T) --- |178 (T) 178 (T) 178 (T) --- | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.405N P=0.500N P=0.764 P=0.500N |P=0.030N* P=0.327N P=0.189N P=0.065N | |POLY 3 | P=0.406N P=0.500N P=0.760 P=0.500N |P=0.023N* P=0.327N P=0.168N P=0.047N* | |POLY 1.5 | P=0.406N P=0.500N P=0.760 P=0.500N |P=0.023N* P=0.327N P=0.165N P=0.046N* | |POLY 6 | P=0.406N P=0.500N P=0.760 P=0.500N |P=0.024N* P=0.327N P=0.171N P=0.048N* | |LOGISTIC REGRESSION| P=0.405N (e) P=0.764 (e) |P=0.030N* P=0.327N P=0.189N (e) | |COCH-ARM / FISHERS | P=0.404N P=0.500N P=0.759N P=0.500N |P=0.024N* P=0.326N P=0.165N P=0.050N | |ORDER RESTRICTED | P=0.252N (e) (e) (e) |P=0.014N* (e) (e) (e) | |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Adrenal Cortex | | Hypertrophy | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 1/15 (7%) 0/15 (0%) 1/15 (7%) 2/15 (13%) |0/15 (0%) 0/15 (0%) 0/15 (0%) 0/15 (0%) | |POLY-3 RATE (b) | 1/15.00 0/15.00 1/15.00 2/15.00 |0/15.00 0/15.00 0/14.77 0/14.77 | |POLY-3 PERCENT (g) | 6.7% 0.0% 6.7% 13.3% |0.0% 0.0% 0.0% 0.0% | |TERMINAL (d) | 1/15 (7%) 0/15 (0%) 1/15 (7%) 2/15 (13%) |0/15 (0%) 0/15 (0%) 0/14 (0%) 0/14 (0%) | |FIRST INCIDENCE | 177 (T) --- 177 (T) 177 (T) |--- --- --- --- | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.244 P=0.500N P=0.764 P=0.500 |(e) (e) (e) (e) | |POLY 3 | P=0.246 P=0.500N P=0.760 P=0.500 |(e) (e) (e) (e) | |POLY 1.5 | P=0.246 P=0.500N P=0.760 P=0.500 |(e) (e) (e) (e) | |POLY 6 | P=0.246 P=0.500N P=0.760 P=0.500 |(e) (e) (e) (e) | |LOGISTIC REGRESSION| P=0.244 (e) P=0.764 P=0.500 |(e) (e) (e) (e) | |COCH-ARM / FISHERS | P=0.242 P=0.500N P=0.759N P=0.500 |(e) (e) (e) (e) | |ORDER RESTRICTED | P=0.220 (e) (e) (e) |(e) (e) (e) (e) | |=================================================================================================================================| Date: 01/27/05 EXPERIMENT: 97013 TEST: 14 Page 2 Statistical Analysis of Non-neoplastic Lesions in Mice(P53 Heterozygous Transgenic) - WATER DISINFECTION MODEL (DICHLORO ACET Terminal Sacrifice at 26 weeks |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Adrenal Cortex: Subcapsular | | Hyperplasia | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 4/15 (27%) 0/15 (0%) 3/15 (20%) 3/15 (20%) |14/15 (93%) 14/15 (93%) 15/15 (100%) 14/15 (93%) | |POLY-3 RATE (b) | 4/15.00 0/15.00 3/15.00 3/15.00 |14/15.00 14/15.00 15/15.00 14/15.00 | |POLY-3 PERCENT (g) | 26.7% 0.0% 20.0% 20.0% |93.3% 93.3% 100.0% 93.3% | |TERMINAL (d) | 4/15 (27%) 0/15 (0%) 3/15 (20%) 3/15 (20%) |14/15 (93%) 14/15 (93%) 14/14 (100%) 13/14 (93%) | |FIRST INCIDENCE | 177 (T) --- 177 (T) 177 (T) |178 (T) 178 (T) 163 163 | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.546 P=0.057N P=0.500N P=0.500N |P=0.309 P=0.764 P=0.247 P=0.516 | |POLY 3 | P=0.547 P=0.045N* P=0.500N P=0.500N |P=0.615 P=0.760 P=0.500 P=0.760 | |POLY 1.5 | P=0.547 P=0.045N* P=0.500N P=0.500N |P=0.615 P=0.760 P=0.500 P=0.760 | |POLY 6 | P=0.547 P=0.045N* P=0.500N P=0.500N |P=0.615 P=0.760 P=0.500 P=0.760 | |LOGISTIC REGRESSION| P=0.546 (e) P=0.500N P=0.500N |P=0.309 P=0.764 (e) (e) | |COCH-ARM / FISHERS | P=0.547 P=0.050N P=0.500N P=0.500N |P=0.618 P=0.759N P=0.500 P=0.759N | |ORDER RESTRICTED | P=0.258N (e) (e) (e) |P=0.535 (e) (e) (e) | |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Epididymis | | Infiltration Cellular Lymphocyte | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 0/15 (0%) 0/15 (0%) 3/15 (20%) 0/15 (0%) | | |POLY-3 RATE (b) | 0/15.00 0/15.00 3/15.00 0/15.00 | | |POLY-3 PERCENT (g) | 0.0% 0.0% 20.0% 0.0% | | |TERMINAL (d) | 0/15 (0%) 0/15 (0%) 3/15 (20%) 0/15 (0%) | | |FIRST INCIDENCE | --- --- 177 (T) --- | | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.540 (e) P=0.116 (e) | | |POLY 3 | P=0.542 (e) P=0.106 (e) | | |POLY 1.5 | P=0.542 (e) P=0.106 (e) | | |POLY 6 | P=0.542 (e) P=0.106 (e) | | |LOGISTIC REGRESSION| (e) (e) P=0.116 (e) | | |COCH-ARM / FISHERS | P=0.540 (e) P=0.112 (e) | | |ORDER RESTRICTED | P=0.144 (e) (e) (e) | | |=================================================================================================================================| Date: 01/27/05 EXPERIMENT: 97013 TEST: 14 Page 3 Statistical Analysis of Non-neoplastic Lesions in Mice(P53 Heterozygous Transgenic) - WATER DISINFECTION MODEL (DICHLORO ACET Terminal Sacrifice at 26 weeks |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Kidney | | Mineralization | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 0/15 (0%) 0/15 (0%) 1/15 (7%) 0/15 (0%) |0/15 (0%) 0/15 (0%) 4/15 (27%) 1/15 (7%) | |POLY-3 RATE (b) | 0/15.00 0/15.00 1/15.00 0/15.00 |0/15.00 0/15.00 4/15.00 1/14.77 | |POLY-3 PERCENT (g) | 0.0% 0.0% 6.7% 0.0% |0.0% 0.0% 26.7% 6.8% | |TERMINAL (d) | 0/15 (0%) 0/15 (0%) 1/15 (7%) 0/15 (0%) |0/15 (0%) 0/15 (0%) 3/14 (21%) 1/14 (7%) | |FIRST INCIDENCE | --- --- 177 (T) --- |--- --- 163 178 (T) | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.694 (e) P=0.500 (e) |P=0.227 (e) P=0.055 P=0.486 | |POLY 3 | P=0.694 (e) P=0.500 (e) |P=0.218 (e) P=0.045 * P=0.497 | |POLY 1.5 | P=0.694 (e) P=0.500 (e) |P=0.223 (e) P=0.045 * P=0.498 | |POLY 6 | P=0.694 (e) P=0.500 (e) |P=0.211 (e) P=0.045 * P=0.494 | |LOGISTIC REGRESSION| (e) (e) P=0.500 (e) |P=0.345 (e) (e) P=0.486 | |COCH-ARM / FISHERS | P=0.695 (e) P=0.500 (e) |P=0.239 (e) P=0.050 P=0.500 | |ORDER RESTRICTED | P=0.381 (e) (e) (e) |P=0.060 (e) (e) (e) | |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Kidney | | Nephropathy | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 8/15 (53%) 10/15 (67%) 11/15 (73%) 12/15 (80%) |3/15 (20%) 11/15 (73%) 7/15 (47%) 9/15 (60%) | |POLY-3 RATE (b) | 8/15.00 10/15.00 11/15.00 12/15.00 |3/15.00 11/15.00 7/15.00 9/15.00 | |POLY-3 PERCENT (g) | 53.3% 66.7% 73.3% 80.0% |20.0% 73.3% 46.7% 60.0% | |TERMINAL (d) | 8/15 (53%) 10/15 (67%) 11/15 (73%) 12/15 (80%) |3/15 (20%) 11/15 (73%) 6/14 (43%) 8/14 (57%) | |FIRST INCIDENCE | 177 (T) 177 (T) 177 (T) 177 (T) |178 (T) 178 (T) 163 163 | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.089 P=0.357 P=0.228 P=0.127 |P=0.074 P=0.006 ** P=0.112 P=0.029 * | |POLY 3 | P=0.089 P=0.358 P=0.227 P=0.121 |P=0.084 P=0.002 ** P=0.121 P=0.024 * | |POLY 1.5 | P=0.089 P=0.358 P=0.227 P=0.121 |P=0.084 P=0.002 ** P=0.121 P=0.024 * | |POLY 6 | P=0.089 P=0.358 P=0.227 P=0.121 |P=0.084 P=0.002 ** P=0.121 P=0.024 * | |LOGISTIC REGRESSION| P=0.089 P=0.357 P=0.228 P=0.127 |P=0.074 P=0.006 ** (e) (e) | |COCH-ARM / FISHERS | P=0.087 P=0.355 P=0.225 P=0.123 |P=0.095 P=0.005 ** P=0.123 P=0.030 * | |ORDER RESTRICTED | P=0.092 (e) (e) (e) |P=0.014 * (e) (e) (e) | |=================================================================================================================================| Date: 01/27/05 EXPERIMENT: 97013 TEST: 14 Page 4 Statistical Analysis of Non-neoplastic Lesions in Mice(P53 Heterozygous Transgenic) - WATER DISINFECTION MODEL (DICHLORO ACET Terminal Sacrifice at 26 weeks |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Kidney: Renal Tubule | | Dilatation | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 2/15 (13%) 4/15 (27%) 0/15 (0%) 2/15 (13%) |0/15 (0%) 0/15 (0%) 2/15 (13%) 1/15 (7%) | |POLY-3 RATE (b) | 2/15.00 4/15.00 0/15.00 2/15.00 |0/15.00 0/15.00 2/14.77 1/14.77 | |POLY-3 PERCENT (g) | 13.3% 26.7% 0.0% 13.3% |0.0% 0.0% 13.5% 6.8% | |TERMINAL (d) | 2/15 (13%) 4/15 (27%) 0/15 (0%) 2/15 (13%) |0/15 (0%) 0/15 (0%) 2/14 (14%) 1/14 (7%) | |FIRST INCIDENCE | 177 (T) 177 (T) --- 177 (T) |--- --- 178 (T) 178 (T) | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.400N P=0.327 P=0.236N P=0.701 |P=0.227 (e) P=0.221 P=0.486 | |POLY 3 | P=0.398N P=0.327 P=0.232N P=0.698 |P=0.236 (e) P=0.228 P=0.497 | |POLY 1.5 | P=0.398N P=0.327 P=0.232N P=0.698 |P=0.239 (e) P=0.230 P=0.498 | |POLY 6 | P=0.398N P=0.327 P=0.232N P=0.698 |P=0.231 (e) P=0.225 P=0.494 | |LOGISTIC REGRESSION| P=0.400N P=0.327 (e) P=0.701 |(e) (e) P=0.221 P=0.486 | |COCH-ARM / FISHERS | P=0.399N P=0.326 P=0.241N P=0.701N |P=0.242 (e) P=0.241 P=0.500 | |ORDER RESTRICTED | P=0.220N (e) (e) (e) |P=0.158 (e) (e) (e) | |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Liver | | Inflammation Chronic | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 15/15 (100%) 13/15 (87%) 15/15 (100%) 13/15 (87%) |15/15 (100%) 14/15 (93%) 13/15 (87%) 14/15 (93%) | |POLY-3 RATE (b) | 15/15.00 13/15.00 15/15.00 13/15.00 |15/15.00 14/15.00 13/14.77 14/15.00 | |POLY-3 PERCENT (g) | 100.0% 86.7% 100.0% 86.7% |100.0% 93.3% 88.0% 93.3% | |TERMINAL (d) | 15/15 (100%) 13/15 (87%) 15/15 (100%) 13/15 (87%) |15/15 (100%) 14/15 (93%) 13/14 (93%) 13/14 (93%) | |FIRST INCIDENCE | 177 (T) 177 (T) 177 (T) 177 (T) |178 (T) 178 (T) 178 (T) 163 | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.244N P=0.236N (e) P=0.236N |P=0.586 P=0.500N P=0.486N P=0.753N | |POLY 3 | P=0.241N P=0.232N (e) P=0.232N |P=0.367N P=0.500N P=0.262N P=0.500N | |POLY 1.5 | P=0.241N P=0.232N (e) P=0.232N |P=0.366N P=0.500N P=0.246N P=0.500N | |POLY 6 | P=0.241N P=0.232N (e) P=0.232N |P=0.369N P=0.500N P=0.295N P=0.500N | |LOGISTIC REGRESSION| P=0.244N P=0.236N (e) P=0.236N |P=0.519N P=0.500N P=0.486N (e) | |COCH-ARM / FISHERS | P=0.242N P=0.241N (e) P=0.241N |P=0.363N P=0.500N P=0.241N P=0.500N | |ORDER RESTRICTED | P=0.108N (e) (e) (e) |P=0.231N (e) (e) (e) | |=================================================================================================================================| Date: 01/27/05 EXPERIMENT: 97013 TEST: 14 Page 5 Statistical Analysis of Non-neoplastic Lesions in Mice(P53 Heterozygous Transgenic) - WATER DISINFECTION MODEL (DICHLORO ACET Terminal Sacrifice at 26 weeks |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Liver: Hepatocyte | | Fatty Change | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 10/15 (67%) 2/15 (13%) 1/15 (7%) 0/15 (0%) |0/15 (0%) 0/15 (0%) 0/15 (0%) 0/15 (0%) | |POLY-3 RATE (b) | 10/15.00 2/15.00 1/15.00 0/15.00 |0/15.00 0/15.00 0/14.77 0/14.77 | |POLY-3 PERCENT (g) | 66.7% 13.3% 6.7% 0.0% |0.0% 0.0% 0.0% 0.0% | |TERMINAL (d) | 10/15 (67%) 2/15 (13%) 1/15 (7%) 0/15 (0%) |0/15 (0%) 0/15 (0%) 0/14 (0%) 0/14 (0%) | |FIRST INCIDENCE | 177 (T) 177 (T) 177 (T) --- |--- --- --- --- | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P<0.001N** P=0.005N** P<0.001N** P<0.001N** |(e) (e) (e) (e) | |POLY 3 | P<0.001N** P<0.001N** P<0.001N** P<0.001N** |(e) (e) (e) (e) | |POLY 1.5 | P<0.001N** P<0.001N** P<0.001N** P<0.001N** |(e) (e) (e) (e) | |POLY 6 | P<0.001N** P<0.001N** P<0.001N** P<0.001N** |(e) (e) (e) (e) | |LOGISTIC REGRESSION| P<0.001N** P=0.005N** P<0.001N** (e) |(e) (e) (e) (e) | |COCH-ARM / FISHERS | P<0.001N** P=0.004N** P<0.001N** P<0.001N** |(e) (e) (e) (e) | |ORDER RESTRICTED | P<0.001N** (e) (e) (e) |(e) (e) (e) (e) | |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Liver: Hepatocyte | | Vacuolization Cytoplasmic | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 15/15 (100%) 15/15 (100%) 15/15 (100%) 15/15 (100%)|3/15 (20%) 15/15 (100%) 15/15 (100%) 15/15 (100%) | |POLY-3 RATE (b) | 15/15.00 15/15.00 15/15.00 15/15.00 |3/15.00 15/15.00 15/15.00 15/15.00 | |POLY-3 PERCENT (g) | 100.0% 100.0% 100.0% 100.0% |20.0% 100.0% 100.0% 100.0% | |TERMINAL (d) | 15/15 (100%) 15/15 (100%) 15/15 (100%) 15/15 (100%)|3/15 (20%) 15/15 (100%) 14/14 (100%) 14/14 (100%) | |FIRST INCIDENCE | 177 (T) 177 (T) 177 (T) 177 (T) |178 (T) 178 (T) 163 163 | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | (e) (e) (e) (e) |P<0.001 ** P<0.001 ** P<0.001 ** P<0.001 ** | |POLY 3 | (e) (e) (e) (e) |P<0.001 ** P<0.001 ** P<0.001 ** P<0.001 ** | |POLY 1.5 | (e) (e) (e) (e) |P<0.001 ** P<0.001 ** P<0.001 ** P<0.001 ** | |POLY 6 | (e) (e) (e) (e) |P<0.001 ** P<0.001 ** P<0.001 ** P<0.001 ** | |LOGISTIC REGRESSION| (e) (e) (e) (e) |P<0.001 ** P<0.001 ** (e) (e) | |COCH-ARM / FISHERS | (e) (e) (e) (e) |P<0.001 ** P<0.001 ** P<0.001 ** P<0.001 ** | |ORDER RESTRICTED | (e) (e) (e) (e) |P<0.001 ** (e) (e) (e) | |=================================================================================================================================| Date: 01/27/05 EXPERIMENT: 97013 TEST: 14 Page 6 Statistical Analysis of Non-neoplastic Lesions in Mice(P53 Heterozygous Transgenic) - WATER DISINFECTION MODEL (DICHLORO ACET Terminal Sacrifice at 26 weeks |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Lung | | Inflammation Chronic | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 0/15 (0%) 0/15 (0%) 0/15 (0%) 0/15 (0%) |0/15 (0%) 2/15 (13%) 3/15 (20%) 1/15 (7%) | |POLY-3 RATE (b) | 0/15.00 0/15.00 0/15.00 0/15.00 |0/15.00 2/15.00 3/14.77 1/14.77 | |POLY-3 PERCENT (g) | 0.0% 0.0% 0.0% 0.0% |0.0% 13.3% 20.3% 6.8% | |TERMINAL (d) | 0/15 (0%) 0/15 (0%) 0/15 (0%) 0/15 (0%) |0/15 (0%) 2/15 (13%) 3/14 (21%) 1/14 (7%) | |FIRST INCIDENCE | --- --- --- --- |--- 178 (T) 178 (T) 178 (T) | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | (e) (e) (e) (e) |P=0.413 P=0.236 P=0.104 P=0.486 | |POLY 3 | (e) (e) (e) (e) |P=0.432 P=0.232 P=0.103 P=0.497 | |POLY 1.5 | (e) (e) (e) (e) |P=0.437 P=0.232 P=0.105 P=0.498 | |POLY 6 | (e) (e) (e) (e) |P=0.424 P=0.232 P=0.101 P=0.494 | |LOGISTIC REGRESSION| (e) (e) (e) (e) |(e) P=0.236 P=0.104 P=0.486 | |COCH-ARM / FISHERS | (e) (e) (e) (e) |P=0.442 P=0.241 P=0.112 P=0.500 | |ORDER RESTRICTED | (e) (e) (e) (e) |P=0.170 (e) (e) (e) | |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Lymph Node, Mandibular | | Hyperplasia Lymphoid | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 0/15 (0%) 0/15 (0%) 2/15 (13%) 1/15 (7%) |1/15 (7%) 0/15 (0%) 4/15 (27%) 4/15 (27%) | |POLY-3 RATE (b) | 0/15.00 0/15.00 2/15.00 1/15.00 |1/15.00 0/15.00 4/14.77 4/14.77 | |POLY-3 PERCENT (g) | 0.0% 0.0% 13.3% 6.7% |6.7% 0.0% 27.1% 27.1% | |TERMINAL (d) | 0/15 (0%) 0/15 (0%) 2/15 (13%) 1/15 (7%) |1/15 (7%) 0/15 (0%) 4/14 (29%) 4/14 (29%) | |FIRST INCIDENCE | --- --- 177 (T) 177 (T) |178 (T) --- 178 (T) 178 (T) | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.244 (e) P=0.236 P=0.500 |P=0.031 * P=0.500N P=0.147 P=0.147 | |POLY 3 | P=0.242 (e) P=0.232 P=0.500 |P=0.032 * P=0.500N P=0.158 P=0.158 | |POLY 1.5 | P=0.242 (e) P=0.232 P=0.500 |P=0.033 * P=0.500N P=0.160 P=0.160 | |POLY 6 | P=0.242 (e) P=0.232 P=0.500 |P=0.031 * P=0.500N P=0.154 P=0.154 | |LOGISTIC REGRESSION| (e) (e) P=0.236 P=0.500 |P=0.031 * (e) P=0.147 P=0.147 | |COCH-ARM / FISHERS | P=0.242 (e) P=0.241 P=0.500 |P=0.038 * P=0.500N P=0.165 P=0.165 | |ORDER RESTRICTED | P=0.161 (e) (e) (e) |P=0.044 * (e) (e) (e) | |=================================================================================================================================| Date: 01/27/05 EXPERIMENT: 97013 TEST: 14 Page 7 Statistical Analysis of Non-neoplastic Lesions in Mice(P53 Heterozygous Transgenic) - WATER DISINFECTION MODEL (DICHLORO ACET Terminal Sacrifice at 26 weeks |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Ovary | | Cyst | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | |0/15 (0%) 2/15 (13%) 1/15 (7%) 1/15 (7%) | |POLY-3 RATE (b) | |0/15.00 2/15.00 1/14.77 1/14.77 | |POLY-3 PERCENT (g) | |0.0% 13.3% 6.8% 6.8% | |TERMINAL (d) | |0/15 (0%) 2/15 (13%) 1/14 (7%) 1/14 (7%) | |FIRST INCIDENCE | |--- 178 (T) 178 (T) 178 (T) | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | |P=0.476 P=0.236 P=0.486 P=0.486 | |POLY 3 | |P=0.492 P=0.232 P=0.497 P=0.497 | |POLY 1.5 | |P=0.496 P=0.232 P=0.498 P=0.498 | |POLY 6 | |P=0.487 P=0.232 P=0.494 P=0.494 | |LOGISTIC REGRESSION| |(e) P=0.236 P=0.486 P=0.486 | |COCH-ARM / FISHERS | |P=0.500 P=0.241 P=0.500 P=0.500 | |ORDER RESTRICTED | |P=0.266 (e) (e) (e) | |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Pituitary Gland: Pars Distalis | | Cyst | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 3/15 (20%) 2/15 (13%) 2/15 (13%) 1/15 (7%) |1/15 (7%) 2/15 (13%) 3/15 (20%) 0/15 (0%) | |POLY-3 RATE (b) | 3/15.00 2/15.00 2/15.00 1/15.00 |1/15.00 2/15.00 3/14.77 0/14.77 | |POLY-3 PERCENT (g) | 20.0% 13.3% 13.3% 6.7% |6.7% 13.3% 20.3% 0.0% | |TERMINAL (d) | 3/15 (20%) 2/15 (13%) 2/15 (13%) 1/15 (7%) |1/15 (7%) 2/15 (13%) 3/14 (21%) 0/14 (0%) | |FIRST INCIDENCE | 177 (T) 177 (T) 177 (T) 177 (T) |178 (T) 178 (T) 178 (T) --- | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.222N P=0.500N P=0.500N P=0.299N |P=0.359N P=0.500 P=0.273 P=0.514N | |POLY 3 | P=0.226N P=0.500N P=0.500N P=0.298N |P=0.340N P=0.500 P=0.292 P=0.503N | |POLY 1.5 | P=0.226N P=0.500N P=0.500N P=0.298N |P=0.336N P=0.500 P=0.295 P=0.502N | |POLY 6 | P=0.226N P=0.500N P=0.500N P=0.298N |P=0.346N P=0.500 P=0.288 P=0.506N | |LOGISTIC REGRESSION| P=0.222N P=0.500N P=0.500N P=0.299N |P=0.359N P=0.500 P=0.273 (e) | |COCH-ARM / FISHERS | P=0.221N P=0.500N P=0.500N P=0.299N |P=0.331N P=0.500 P=0.299 P=0.500N | |ORDER RESTRICTED | P=0.233N (e) (e) (e) |P=0.174N (e) (e) (e) | |=================================================================================================================================| Date: 01/27/05 EXPERIMENT: 97013 TEST: 14 Page 8 Statistical Analysis of Non-neoplastic Lesions in Mice(P53 Heterozygous Transgenic) - WATER DISINFECTION MODEL (DICHLORO ACET Terminal Sacrifice at 26 weeks |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Pituitary Gland: Pars Distalis | | Hyperplasia | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 0/15 (0%) 0/15 (0%) 6/15 (40%) 0/15 (0%) |1/15 (7%) 0/15 (0%) 3/15 (20%) 5/15 (33%) | |POLY-3 RATE (b) | 0/15.00 0/15.00 6/15.00 0/15.00 |1/15.00 0/15.00 3/14.77 5/14.77 | |POLY-3 PERCENT (g) | 0.0% 0.0% 40.0% 0.0% |6.7% 0.0% 20.3% 33.9% | |TERMINAL (d) | 0/15 (0%) 0/15 (0%) 6/15 (40%) 0/15 (0%) |1/15 (7%) 0/15 (0%) 3/14 (21%) 5/14 (36%) | |FIRST INCIDENCE | --- --- 177 (T) --- |178 (T) --- 178 (T) 178 (T) | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.443 (e) P=0.012 * (e) |P=0.009 ** P=0.500N P=0.273 P=0.074 | |POLY 3 | P=0.432 (e) P=0.005 ** (e) |P=0.009 ** P=0.500N P=0.292 P=0.076 | |POLY 1.5 | P=0.432 (e) P=0.005 ** (e) |P=0.009 ** P=0.500N P=0.295 P=0.078 | |POLY 6 | P=0.432 (e) P=0.005 ** (e) |P=0.008 ** P=0.500N P=0.288 P=0.073 | |LOGISTIC REGRESSION| (e) (e) P=0.012 * (e) |P=0.009 ** (e) P=0.273 P=0.074 | |COCH-ARM / FISHERS | P=0.442 (e) P=0.008 ** (e) |P=0.012 * P=0.500N P=0.299 P=0.084 | |ORDER RESTRICTED | P=0.020 * (e) (e) (e) |P=0.010 * (e) (e) (e) | |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Testes: Germinal Epithelium | | Degeneration | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 2/15 (13%) 4/15 (27%) 3/15 (20%) 1/15 (7%) | | |POLY-3 RATE (b) | 2/15.00 4/15.00 3/15.00 1/15.00 | | |POLY-3 PERCENT (g) | 13.3% 26.7% 20.0% 6.7% | | |TERMINAL (d) | 2/15 (13%) 4/15 (27%) 3/15 (20%) 1/15 (7%) | | |FIRST INCIDENCE | 177 (T) 177 (T) 177 (T) 177 (T) | | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.281N P=0.327 P=0.500 P=0.500N | | |POLY 3 | P=0.282N P=0.327 P=0.500 P=0.500N | | |POLY 1.5 | P=0.282N P=0.327 P=0.500 P=0.500N | | |POLY 6 | P=0.282N P=0.327 P=0.500 P=0.500N | | |LOGISTIC REGRESSION| P=0.281N P=0.327 P=0.500 P=0.500N | | |COCH-ARM / FISHERS | P=0.279N P=0.326 P=0.500 P=0.500N | | |ORDER RESTRICTED | P=0.265N (e) (e) (e) | | |=================================================================================================================================| Date: 01/27/05 EXPERIMENT: 97013 TEST: 14 Page 9 Statistical Analysis of Non-neoplastic Lesions in Mice(P53 Heterozygous Transgenic) - WATER DISINFECTION MODEL (DICHLORO ACET Terminal Sacrifice at 26 weeks |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Thymus | | Cyst | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 9/15 (60%) 9/15 (60%) 9/15 (60%) 9/15 (60%) |10/15 (67%) 11/15 (73%) 11/15 (73%) 12/15 (80%) | |POLY-3 RATE (b) | 9/15.00 9/15.00 9/15.00 9/15.00 |10/15.00 11/15.00 11/14.77 12/15.00 | |POLY-3 PERCENT (g) | 60.0% 60.0% 60.0% 60.0% |66.7% 73.3% 74.5% 80.0% | |TERMINAL (d) | 9/15 (60%) 9/15 (60%) 9/15 (60%) 9/15 (60%) |10/15 (67%) 11/15 (73%) 11/14 (79%) 11/14 (79%) | |FIRST INCIDENCE | 177 (T) 177 (T) 177 (T) 177 (T) |178 (T) 178 (T) 178 (T) 163 | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.570 P=0.643 P=0.643 P=0.643 |P=0.174 P=0.500 P=0.384 P=0.257 | |POLY 3 | P=0.568 P=0.641 P=0.641 P=0.641 |P=0.278 P=0.500 P=0.474 P=0.343 | |POLY 1.5 | P=0.568 P=0.641 P=0.641 P=0.641 |P=0.280 P=0.500 P=0.486 P=0.343 | |POLY 6 | P=0.568 P=0.641 P=0.641 P=0.641 |P=0.275 P=0.500 P=0.454 P=0.343 | |LOGISTIC REGRESSION| P=0.570 P=0.643 P=0.643 P=0.643 |P=0.234 P=0.500 P=0.384 (e) | |COCH-ARM / FISHERS | P=0.571 P=0.645N P=0.645N P=0.645N |P=0.277 P=0.500 P=0.500 P=0.341 | |ORDER RESTRICTED | P=0.748 (e) (e) (e) |P=0.330 (e) (e) (e) | |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Thymus | | Ectopic Parathyroid Gland | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 0/15 (0%) 0/15 (0%) 1/15 (7%) 0/15 (0%) |2/15 (13%) 2/15 (13%) 1/15 (7%) 2/15 (13%) | |POLY-3 RATE (b) | 0/15.00 0/15.00 1/15.00 0/15.00 |2/15.00 2/15.00 1/14.77 2/15.00 | |POLY-3 PERCENT (g) | 0.0% 0.0% 6.7% 0.0% |13.3% 13.3% 6.8% 13.3% | |TERMINAL (d) | 0/15 (0%) 0/15 (0%) 1/15 (7%) 0/15 (0%) |2/15 (13%) 2/15 (13%) 1/14 (7%) 1/14 (7%) | |FIRST INCIDENCE | --- --- 177 (T) --- |178 (T) 178 (T) 178 (T) 163 | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.694 (e) P=0.500 (e) |P=0.604 P=0.701 P=0.525N P=0.678 | |POLY 3 | P=0.694 (e) P=0.500 (e) |P=0.580N P=0.698 P=0.506N P=0.698 | |POLY 1.5 | P=0.694 (e) P=0.500 (e) |P=0.579N P=0.698 P=0.503N P=0.698 | |POLY 6 | P=0.694 (e) P=0.500 (e) |P=0.581N P=0.698 P=0.510N P=0.698 | |LOGISTIC REGRESSION| (e) (e) P=0.500 (e) |P=0.472N P=0.701 P=0.525N (e) | |COCH-ARM / FISHERS | P=0.695 (e) P=0.500 (e) |P=0.581N P=0.701N P=0.500N P=0.701N | |ORDER RESTRICTED | P=0.381 (e) (e) (e) |P=0.612N (e) (e) (e) | |=================================================================================================================================| Date: 01/27/05 EXPERIMENT: 97013 TEST: 14 Page 10 Statistical Analysis of Non-neoplastic Lesions in Mice(P53 Heterozygous Transgenic) - WATER DISINFECTION MODEL (DICHLORO ACET Terminal Sacrifice at 26 weeks |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Thymus: Thymocyte | | Necrosis | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 0/15 (0%) 0/15 (0%) 0/15 (0%) 0/15 (0%) |0/15 (0%) 6/15 (40%) 2/15 (13%) 1/15 (7%) | |POLY-3 RATE (b) | 0/15.00 0/15.00 0/15.00 0/15.00 |0/15.00 6/15.00 2/14.77 1/15.00 | |POLY-3 PERCENT (g) | 0.0% 0.0% 0.0% 0.0% |0.0% 40.0% 13.5% 6.7% | |TERMINAL (d) | 0/15 (0%) 0/15 (0%) 0/15 (0%) 0/15 (0%) |0/15 (0%) 6/15 (40%) 2/14 (14%) 0/14 (0%) | |FIRST INCIDENCE | --- --- --- --- |--- 178 (T) 178 (T) 163 | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | (e) (e) (e) (e) |P=0.461N P=0.012 * P=0.221 P=0.500 | |POLY 3 | (e) (e) (e) (e) |P=0.424N P=0.005 ** P=0.228 P=0.500 | |POLY 1.5 | (e) (e) (e) (e) |P=0.423N P=0.005 ** P=0.230 P=0.500 | |POLY 6 | (e) (e) (e) (e) |P=0.424N P=0.005 ** P=0.225 P=0.500 | |LOGISTIC REGRESSION| (e) (e) (e) (e) |P=0.337N P=0.012 * P=0.221 (e) | |COCH-ARM / FISHERS | (e) (e) (e) (e) |P=0.427N P=0.008 ** P=0.241 P=0.500 | |ORDER RESTRICTED | (e) (e) (e) (e) |P=0.074 (e) (e) (e) | |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Thyroid Gland | | Ectopic Thymus | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 0/15 (0%) 0/15 (0%) 0/15 (0%) 2/15 (13%) |1/15 (7%) 0/15 (0%) 0/15 (0%) 0/15 (0%) | |POLY-3 RATE (b) | 0/15.00 0/15.00 0/15.00 2/15.00 |1/15.00 0/15.00 0/14.77 0/14.77 | |POLY-3 PERCENT (g) | 0.0% 0.0% 0.0% 13.3% |6.7% 0.0% 0.0% 0.0% | |TERMINAL (d) | 0/15 (0%) 0/15 (0%) 0/15 (0%) 2/15 (13%) |1/15 (7%) 0/15 (0%) 0/14 (0%) 0/14 (0%) | |FIRST INCIDENCE | --- --- --- 177 (T) |178 (T) --- --- --- | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | P=0.046 * (e) (e) P=0.236 |P=0.316N P=0.500N P=0.514N P=0.514N | |POLY 3 | P=0.041 * (e) (e) P=0.232 |P=0.305N P=0.500N P=0.503N P=0.503N | |POLY 1.5 | P=0.041 * (e) (e) P=0.232 |P=0.306N P=0.500N P=0.502N P=0.502N | |POLY 6 | P=0.041 * (e) (e) P=0.232 |P=0.305N P=0.500N P=0.506N P=0.506N | |LOGISTIC REGRESSION| (e) (e) (e) P=0.236 |P=0.316N (e) (e) (e) | |COCH-ARM / FISHERS | P=0.044 * (e) (e) P=0.241 |P=0.305N P=0.500N P=0.500N P=0.500N | |ORDER RESTRICTED | P=0.025 * (e) (e) (e) |P=0.123N (e) (e) (e) | |=================================================================================================================================| Date: 01/27/05 EXPERIMENT: 97013 TEST: 14 Page 11 Statistical Analysis of Non-neoplastic Lesions in Mice(P53 Heterozygous Transgenic) - WATER DISINFECTION MODEL (DICHLORO ACET Terminal Sacrifice at 26 weeks |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Thyroid Gland | | Infiltration Cellular Lymphocyte | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 0/15 (0%) 0/15 (0%) 0/15 (0%) 0/15 (0%) |2/15 (13%) 1/15 (7%) 0/15 (0%) 0/15 (0%) | |POLY-3 RATE (b) | 0/15.00 0/15.00 0/15.00 0/15.00 |2/15.00 1/15.00 0/14.77 0/14.77 | |POLY-3 PERCENT (g) | 0.0% 0.0% 0.0% 0.0% |13.3% 6.7% 0.0% 0.0% | |TERMINAL (d) | 0/15 (0%) 0/15 (0%) 0/15 (0%) 0/15 (0%) |2/15 (13%) 1/15 (7%) 0/14 (0%) 0/14 (0%) | |FIRST INCIDENCE | --- --- --- --- |178 (T) 178 (T) --- --- | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | (e) (e) (e) (e) |P=0.107N P=0.500N P=0.251N P=0.251N | |POLY 3 | (e) (e) (e) (e) |P=0.098N P=0.500N P=0.235N P=0.235N | |POLY 1.5 | (e) (e) (e) (e) |P=0.097N P=0.500N P=0.233N P=0.233N | |POLY 6 | (e) (e) (e) (e) |P=0.099N P=0.500N P=0.238N P=0.238N | |LOGISTIC REGRESSION| (e) (e) (e) (e) |P=0.107N P=0.500N (e) (e) | |COCH-ARM / FISHERS | (e) (e) (e) (e) |P=0.097N P=0.500N P=0.241N P=0.241N | |ORDER RESTRICTED | (e) (e) (e) (e) |P=0.072N (e) (e) (e) | |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Thyroid Gland: Follicle | | Degeneration | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | 0/15 (0%) 0/15 (0%) 0/15 (0%) 0/15 (0%) |1/15 (7%) 3/15 (20%) 0/15 (0%) 0/15 (0%) | |POLY-3 RATE (b) | 0/15.00 0/15.00 0/15.00 0/15.00 |1/15.00 3/15.00 0/14.77 0/14.77 | |POLY-3 PERCENT (g) | 0.0% 0.0% 0.0% 0.0% |6.7% 20.0% 0.0% 0.0% | |TERMINAL (d) | 0/15 (0%) 0/15 (0%) 0/15 (0%) 0/15 (0%) |1/15 (7%) 3/15 (20%) 0/14 (0%) 0/14 (0%) | |FIRST INCIDENCE | --- --- --- --- |178 (T) 178 (T) --- --- | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | (e) (e) (e) (e) |P=0.162N P=0.299 P=0.514N P=0.514N | |POLY 3 | (e) (e) (e) (e) |P=0.144N P=0.298 P=0.503N P=0.503N | |POLY 1.5 | (e) (e) (e) (e) |P=0.143N P=0.298 P=0.502N P=0.502N | |POLY 6 | (e) (e) (e) (e) |P=0.147N P=0.298 P=0.506N P=0.506N | |LOGISTIC REGRESSION| (e) (e) (e) (e) |P=0.162N P=0.299 (e) (e) | |COCH-ARM / FISHERS | (e) (e) (e) (e) |P=0.147N P=0.299 P=0.500N P=0.500N | |ORDER RESTRICTED | (e) (e) (e) (e) |P=0.104N (e) (e) (e) | |=================================================================================================================================| Date: 01/27/05 EXPERIMENT: 97013 TEST: 14 Page 12 Statistical Analysis of Non-neoplastic Lesions in Mice(P53 Heterozygous Transgenic) - WATER DISINFECTION MODEL (DICHLORO ACET Terminal Sacrifice at 26 weeks |=================================================================================================================================| | | | | | | Males | Females | |Dose | 0 MG/L 500 MG/L 1000MG/L 2000MG/L |0 MG/L 500 MG/L 1000MG/L 2000MG/L | | | | | |=================================================================================================================================| | | |Uterus: Endometrium | | Hyperplasia Cystic | | | | | |---------------------------------------------------------------------------------------------------------------------------------| |LESION RATES | | | |----------- | | | |OVERALL (a) | |8/15 (53%) 12/15 (80%) 13/15 (87%) 13/15 (87%) | |POLY-3 RATE (b) | |8/15.00 12/15.00 13/15.00 13/15.00 | |POLY-3 PERCENT (g) | |53.3% 80.0% 86.7% 86.7% | |TERMINAL (d) | |8/15 (53%) 12/15 (80%) 12/14 (86%) 12/14 (86%) | |FIRST INCIDENCE | |178 (T) 178 (T) 163 163 | |-------------------| | | |STATISTICAL TESTS | | | |-------------------| | | |LIFE TABLE | |P=0.024 * P=0.127 P=0.043 * P=0.043 * | |POLY 3 | |P=0.037 * P=0.121 P=0.049 * P=0.049 * | |POLY 1.5 | |P=0.037 * P=0.121 P=0.049 * P=0.049 * | |POLY 6 | |P=0.037 * P=0.121 P=0.049 * P=0.049 * | |LOGISTIC REGRESSION| |P=0.024 * P=0.127 (e) (e) | |COCH-ARM / FISHERS | |P=0.040 * P=0.123 P=0.054 P=0.054 | |ORDER RESTRICTED | |P=0.018 * (e) (e) (e) | |=================================================================================================================================| (a) Number of tumor-bearing animals / number of animals examined at site. (b) Number of tumor-bearing animals / Poly-3 number (d) Observed incidence at terminal kill. (f) Beneath the control incidence are the P-values associated with the trend test. Beneath the dosed group incidence are the P-values corresponding to pairwise comparisons between the controls and that dosed group. The life table analysis regards tumors in animals dying prior to terminal kill as being (directly or indirectly) the cause of death. Logistic regression is an alternative method for analyzing the incidence of non-fatal tumors. The Cochran-Armitage and Fishers exact tests compare directly the overall incidence rates For all tests a negative trend is indicated by N (e) Value of Statistic cannot be computed. (g) Poly-3 adjusted lifetime tumor incidence. (I) Interim sacrifice (T) Terminal sacrifice # Tumor rates based on number of animals necropsied. * To the right of any statistical result, indicates significance at (P<=0.05). ** To the right of any statistical result, indicates significance at (P<=0.01).