TDMS Study 96007-01 Pathology Tables
NTP STATISTICAL ANALYSIS OF PRIMARY TUMORS REPORT: PEIRPT08
LAB: Battelle Columbus TOXIC EQUIVALENCY FACTOR EVALUATION (PCB-126) DATE: 10/01/03
EXPERIMENT: 96007 TEST: 01 TIME: 12:15:55
TEST TYPE: CHRONIC CAGES FROM 0000 TO LAST CAGE PAGE: 1
CONT: N01-ES-75411 ROUTE: GAVAGE NTP C#: 96007D
PATHOLOGIST: MISSING CAS: 57465-28-8
------------------------------------------------------------------------------------------------------------------------------------
FINAL #3/CONTROL VS. STOP
REASONS FOR REMOVAL: 25022 Accidently Killed
25018 Dosing Accident
25019 Moribund Sacrifice
25020 Natural Death
25021 Terminal Sacrifice
REMOVAL DATE RANGE: ALL
TREATMENT GROUPS: INCLUDE 001 0 NG/KG
INCLUDE 009 1000 NG/KG/STOP
NTP STATISTICAL ANALYSIS OF PRIMARY TUMORS REPORT: PEIRPT08
LAB: Battelle Columbus TOXIC EQUIVALENCY FACTOR EVALUATION (PCB-126) DATE: 10/01/03
EXPERIMENT: 96007 TEST: 01 TIME: 12:15:55
TEST TYPE: CHRONIC CAGES FROM 0000 TO LAST CAGE
CONT: N01-ES-75411 ROUTE: GAVAGE NTP C#: 96007D
PATHOLOGIST: MISSING CAS: 57465-28-8
Rats(SPRAGUE-DAWLEY)
-----------------------------
FOR ALL DOSES THE TUMOR RATES IN THE FOLLOWING TISSUES/ORGANS ARE
BASED ON NUMBER OF TISSUES EXAMINED. IN OTHER TISSUES/ORGANS RATES
ARE BASED ON THE NUMBER OF ANIMALS NECROPSIED.
---------------
Adrenal Cortex
Adrenal Medulla
Brain
Islets, Pancreatic
Kidney
Liver
Lung
Ovary
Pancreas
Parathyroid Gland
Pituitary Gland
Thyroid Gland
NTP STATISTICAL ANALYSIS OF PRIMARY TUMORS REPORT: PEIRPT08
LAB: Battelle Columbus TOXIC EQUIVALENCY FACTOR EVALUATION (PCB-126) DATE: 10/01/03
EXPERIMENT: 96007 TEST: 01 TIME: 12:15:55
TEST TYPE: CHRONIC CAGES FROM 0000 TO LAST CAGE
CONT: N01-ES-75411 ROUTE: GAVAGE NTP C#: 96007D
PATHOLOGIST: MISSING CAS: 57465-28-8
SUMMARY OF STATISTICALLY SIGNIFICANT (P<=.05) RESULTS
IN THE ANALYSIS OF TOXIC EQUIVALENCY FACTOR EVALUATION (
===============================================================
Female Rats
------------
Organ Morphology
----- ----------
Adrenal Cortex Adenoma
Adrenal Medulla Pheochromocytoma Benign
Brain Astrocytoma Malignant
Oligodendroglioma, Glioma, or Astrocytoma
Liver Cholangiocarcinoma
Mammary Gland Adenoma
Carcinoma
Carcinoma or Adenoma
Fibroadenoma
Fibroma, Fibroadenoma or Adenoma
Fibroma, Fibroadenoma, Carcinoma, or Adenoma
Oral Cavity (Oral Mucosa, Tongue, Pharynx, Tooth, Gingiva)
Squamous Cell Carcinoma
Squamous Cell Carcinoma, Papilloma Squamous, or Papilloma
Oral Mucosa Squamous Cell Carcinoma
Pituitary Gland: Pars Distalis or Unspecified Site
Adenoma
Thyroid Gland: C-Cell Adenoma
Carcinoma or Adenoma
Uterus Polyp Stromal
All Organs Hemangiosarcoma
Benign Tumors
Malignant Tumors
Malignant and Benign Tumors
===============================================================
Date: 10/01/03 EXPERIMENT: 96007 TEST: 01 Page 1
Statistical Analysis of Primary Tumors in Rats(SPRAGUE-DAWLEY) - TOXIC EQUIVALENCY FACTOR EVALUATION (
Terminal Sacrifice at 104 weeks
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Adrenal Cortex |
| Adenoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | |
|----------- | |
|OVERALL (a) | 0/52 (0%) 2/50 (4%) |
|POLY-3 RATE (b) | 0/31.36 2/37.75 |
|POLY-3 PERCENT (g) | 0.0% 5.3% |
|TERMINAL (d) | 0/15 (0%) 2/28 (7%) |
|FIRST INCIDENCE | --- 727 (T) |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.383 |
|POLY 3 | P=0.263 |
|POLY 1.5 | P=0.251 |
|POLY 6 | P=0.281 |
|LOGISTIC REGRESSION| P=0.383 |
|COCH-ARM / FISHERS | P=0.238 |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Adrenal Medulla |
| Pheochromocytoma Benign |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | |
|----------- | |
|OVERALL (a) | 8/52 (15%) 3/50 (6%) |
|POLY-3 RATE (b) | 8/33.26 3/38.59 |
|POLY-3 PERCENT (g) | 24.1% 7.8% |
|TERMINAL (d) | 3/15 (20%) 1/28 (4%) |
|FIRST INCIDENCE | 531 537 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.028N* |
|POLY 3 | P=0.052N |
|POLY 1.5 | P=0.069N |
|POLY 6 | P=0.037N* |
|LOGISTIC REGRESSION| P=0.069N |
|COCH-ARM / FISHERS | P=0.113N |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
Date: 10/01/03 EXPERIMENT: 96007 TEST: 01 Page 2
Statistical Analysis of Primary Tumors in Rats(SPRAGUE-DAWLEY) - TOXIC EQUIVALENCY FACTOR EVALUATION (
Terminal Sacrifice at 104 weeks
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Brain |
| Astrocytoma Malignant |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | |
|----------- | |
|OVERALL (a) | 2/53 (4%) 1/50 (2%) |
|POLY-3 RATE (b) | 2/31.82 1/37.75 |
|POLY-3 PERCENT (g) | 6.3% 2.7% |
|TERMINAL (d) | 1/15 (7%) 1/28 (4%) |
|FIRST INCIDENCE | 600 727 (T) |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.335N |
|POLY 3 | P=0.425N |
|POLY 1.5 | P=0.457N |
|POLY 6 | P=0.388N |
|LOGISTIC REGRESSION| P=0.422N |
|COCH-ARM / FISHERS | P=0.522N |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Brain |
| Oligodendroglioma, Glioma, or Astrocytoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | |
|----------- | |
|OVERALL (a) | 3/53 (6%) 1/50 (2%) |
|POLY-3 RATE (b) | 3/32.80 1/37.75 |
|POLY-3 PERCENT (g) | 9.2% 2.7% |
|TERMINAL (d) | 1/15 (7%) 1/28 (4%) |
|FIRST INCIDENCE | 201 727 (T) |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.191N |
|POLY 3 | P=0.246N |
|POLY 1.5 | P=0.273N |
|POLY 6 | P=0.215N |
|LOGISTIC REGRESSION| P=0.365N |
|COCH-ARM / FISHERS | P=0.331N |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
Date: 10/01/03 EXPERIMENT: 96007 TEST: 01 Page 3
Statistical Analysis of Primary Tumors in Rats(SPRAGUE-DAWLEY) - TOXIC EQUIVALENCY FACTOR EVALUATION (
Terminal Sacrifice at 104 weeks
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Liver |
| Cholangiocarcinoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | |
|----------- | |
|OVERALL (a) | 0/53 (0%) 2/50 (4%) |
|POLY-3 RATE (b) | 0/31.38 2/37.75 |
|POLY-3 PERCENT (g) | 0.0% 5.3% |
|TERMINAL (d) | 0/15 (0%) 2/28 (7%) |
|FIRST INCIDENCE | --- 727 (T) |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.383 |
|POLY 3 | P=0.263 |
|POLY 1.5 | P=0.250 |
|POLY 6 | P=0.282 |
|LOGISTIC REGRESSION| P=0.383 |
|COCH-ARM / FISHERS | P=0.233 |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Mammary Gland |
| Adenoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 2/53 (4%) 0/50 (0%) |
|POLY-3 RATE (b) | 2/31.38 0/37.75 |
|POLY-3 PERCENT (g) | 6.4% 0.0% |
|TERMINAL (d) | 2/15 (13%) 0/28 (0%) |
|FIRST INCIDENCE | 727 (T) --- |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.114N |
|POLY 3 | P=0.184N |
|POLY 1.5 | P=0.206N |
|POLY 6 | P=0.161N |
|LOGISTIC REGRESSION| (e) |
|COCH-ARM / FISHERS | P=0.262N |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
Date: 10/01/03 EXPERIMENT: 96007 TEST: 01 Page 4
Statistical Analysis of Primary Tumors in Rats(SPRAGUE-DAWLEY) - TOXIC EQUIVALENCY FACTOR EVALUATION (
Terminal Sacrifice at 104 weeks
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Mammary Gland |
| Carcinoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 6/53 (11%) 4/50 (8%) |
|POLY-3 RATE (b) | 6/32.44 4/38.65 |
|POLY-3 PERCENT (g) | 18.5% 10.4% |
|TERMINAL (d) | 3/15 (20%) 3/28 (11%) |
|FIRST INCIDENCE | 400 337 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.128N |
|POLY 3 | P=0.254N |
|POLY 1.5 | P=0.302N |
|POLY 6 | P=0.203N |
|LOGISTIC REGRESSION| P=0.312N |
|COCH-ARM / FISHERS | P=0.408N |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Mammary Gland |
| Carcinoma or Adenoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 7/53 (13%) 4/50 (8%) |
|POLY-3 RATE (b) | 7/32.44 4/38.65 |
|POLY-3 PERCENT (g) | 21.6% 10.4% |
|TERMINAL (d) | 4/15 (27%) 3/28 (11%) |
|FIRST INCIDENCE | 400 337 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.064N |
|POLY 3 | P=0.159N |
|POLY 1.5 | P=0.200N |
|POLY 6 | P=0.118N |
|LOGISTIC REGRESSION| P=0.197N |
|COCH-ARM / FISHERS | P=0.298N |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
Date: 10/01/03 EXPERIMENT: 96007 TEST: 01 Page 5
Statistical Analysis of Primary Tumors in Rats(SPRAGUE-DAWLEY) - TOXIC EQUIVALENCY FACTOR EVALUATION (
Terminal Sacrifice at 104 weeks
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Mammary Gland |
| Fibroadenoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 39/53 (74%) 28/50 (56%) |
|POLY-3 RATE (b) | 39/45.19 28/43.88 |
|POLY-3 PERCENT (g) | 86.3% 63.8% |
|TERMINAL (d) | 11/15 (73%) 16/28 (57%) |
|FIRST INCIDENCE | 309 328 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P<0.001N** |
|POLY 3 | P=0.009N** |
|POLY 1.5 | P=0.010N* |
|POLY 6 | P=0.011N* |
|LOGISTIC REGRESSION| P=0.012N* |
|COCH-ARM / FISHERS | P=0.048N* |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Mammary Gland |
| Fibroma, Fibroadenoma or Adenoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 40/53 (75%) 28/50 (56%) |
|POLY-3 RATE (b) | 40/45.19 28/43.88 |
|POLY-3 PERCENT (g) | 88.5% 63.8% |
|TERMINAL (d) | 12/15 (80%) 16/28 (57%) |
|FIRST INCIDENCE | 309 328 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P<0.001N** |
|POLY 3 | P=0.003N** |
|POLY 1.5 | P=0.004N** |
|POLY 6 | P=0.004N** |
|LOGISTIC REGRESSION| P=0.006N** |
|COCH-ARM / FISHERS | P=0.030N* |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
Date: 10/01/03 EXPERIMENT: 96007 TEST: 01 Page 6
Statistical Analysis of Primary Tumors in Rats(SPRAGUE-DAWLEY) - TOXIC EQUIVALENCY FACTOR EVALUATION (
Terminal Sacrifice at 104 weeks
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Mammary Gland |
| Fibroma, Fibroadenoma, Carcinoma, or Adenoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 42/53 (79%) 30/50 (60%) |
|POLY-3 RATE (b) | 42/46.17 30/44.78 |
|POLY-3 PERCENT (g) | 91.0% 67.0% |
|TERMINAL (d) | 12/15 (80%) 17/28 (61%) |
|FIRST INCIDENCE | 309 328 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P<0.001N** |
|POLY 3 | P=0.003N** |
|POLY 1.5 | P=0.003N** |
|POLY 6 | P=0.004N** |
|LOGISTIC REGRESSION| P=0.006N** |
|COCH-ARM / FISHERS | P=0.028N* |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Oral Cavity (Oral Mucosa, Tongue, Pharynx, Tooth, Gingiva) |
| Squamous Cell Carcinoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 0/53 (0%) 2/50 (4%) |
|POLY-3 RATE (b) | 0/31.38 2/38.35 |
|POLY-3 PERCENT (g) | 0.0% 5.2% |
|TERMINAL (d) | 0/15 (0%) 0/28 (0%) |
|FIRST INCIDENCE | --- 618 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.322 |
|POLY 3 | P=0.266 |
|POLY 1.5 | P=0.252 |
|POLY 6 | P=0.288 |
|LOGISTIC REGRESSION| P=0.249 |
|COCH-ARM / FISHERS | P=0.233 |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
Date: 10/01/03 EXPERIMENT: 96007 TEST: 01 Page 7
Statistical Analysis of Primary Tumors in Rats(SPRAGUE-DAWLEY) - TOXIC EQUIVALENCY FACTOR EVALUATION (
Terminal Sacrifice at 104 weeks
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Oral Cavity (Oral Mucosa, Tongue, Pharynx, Tooth, Gingiva) |
| Squamous Cell Carcinoma, Papilloma Squamous, or Papilloma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 0/53 (0%) 2/50 (4%) |
|POLY-3 RATE (b) | 0/31.38 2/38.35 |
|POLY-3 PERCENT (g) | 0.0% 5.2% |
|TERMINAL (d) | 0/15 (0%) 0/28 (0%) |
|FIRST INCIDENCE | --- 618 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.322 |
|POLY 3 | P=0.266 |
|POLY 1.5 | P=0.252 |
|POLY 6 | P=0.288 |
|LOGISTIC REGRESSION| P=0.249 |
|COCH-ARM / FISHERS | P=0.233 |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Oral Mucosa |
| Squamous Cell Carcinoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 0/53 (0%) 2/50 (4%) |
|POLY-3 RATE (b) | 0/31.38 2/38.35 |
|POLY-3 PERCENT (g) | 0.0% 5.2% |
|TERMINAL (d) | 0/15 (0%) 0/28 (0%) |
|FIRST INCIDENCE | --- 618 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.322 |
|POLY 3 | P=0.266 |
|POLY 1.5 | P=0.252 |
|POLY 6 | P=0.288 |
|LOGISTIC REGRESSION| P=0.249 |
|COCH-ARM / FISHERS | P=0.233 |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
Date: 10/01/03 EXPERIMENT: 96007 TEST: 01 Page 8
Statistical Analysis of Primary Tumors in Rats(SPRAGUE-DAWLEY) - TOXIC EQUIVALENCY FACTOR EVALUATION (
Terminal Sacrifice at 104 weeks
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Pituitary Gland: Pars Distalis or Unspecified Site |
| Adenoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | |
|----------- | |
|OVERALL (a) | 15/51 (29%) 17/48 (35%) |
|POLY-3 RATE (b) | 15/32.57 17/38.87 |
|POLY-3 PERCENT (g) | 46.1% 43.7% |
|TERMINAL (d) | 9/15 (60%) 11/27 (41%) |
|FIRST INCIDENCE | 603 592 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.163N |
|POLY 3 | P=0.511N |
|POLY 1.5 | P=0.552 |
|POLY 6 | P=0.369N |
|LOGISTIC REGRESSION| P=0.451N |
|COCH-ARM / FISHERS | P=0.336 |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Thyroid Gland: C-Cell |
| Adenoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | |
|----------- | |
|OVERALL (a) | 15/52 (29%) 16/47 (34%) |
|POLY-3 RATE (b) | 15/33.48 16/39.35 |
|POLY-3 PERCENT (g) | 44.8% 40.7% |
|TERMINAL (d) | 8/15 (53%) 12/28 (43%) |
|FIRST INCIDENCE | 519 502 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.109N |
|POLY 3 | P=0.446N |
|POLY 1.5 | P=0.571N |
|POLY 6 | P=0.316N |
|LOGISTIC REGRESSION| P=0.381N |
|COCH-ARM / FISHERS | P=0.367 |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
Date: 10/01/03 EXPERIMENT: 96007 TEST: 01 Page 9
Statistical Analysis of Primary Tumors in Rats(SPRAGUE-DAWLEY) - TOXIC EQUIVALENCY FACTOR EVALUATION (
Terminal Sacrifice at 104 weeks
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Thyroid Gland: C-Cell |
| Carcinoma or Adenoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | |
|----------- | |
|OVERALL (a) | 15/52 (29%) 17/47 (36%) |
|POLY-3 RATE (b) | 15/33.48 17/39.35 |
|POLY-3 PERCENT (g) | 44.8% 43.2% |
|TERMINAL (d) | 8/15 (53%) 13/28 (46%) |
|FIRST INCIDENCE | 519 502 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.141N |
|POLY 3 | P=0.535N |
|POLY 1.5 | P=0.519 |
|POLY 6 | P=0.399N |
|LOGISTIC REGRESSION| P=0.456N |
|COCH-ARM / FISHERS | P=0.287 |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|Uterus |
| Polyp Stromal |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 4/53 (8%) 5/50 (10%) |
|POLY-3 RATE (b) | 4/31.79 5/37.75 |
|POLY-3 PERCENT (g) | 12.6% 13.3% |
|TERMINAL (d) | 2/15 (13%) 5/28 (18%) |
|FIRST INCIDENCE | 660 727 (T) |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.429N |
|POLY 3 | P=0.599 |
|POLY 1.5 | P=0.555 |
|POLY 6 | P=0.604N |
|LOGISTIC REGRESSION| P=0.532N |
|COCH-ARM / FISHERS | P=0.463 |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
Date: 10/01/03 EXPERIMENT: 96007 TEST: 01 Page 10
Statistical Analysis of Primary Tumors in Rats(SPRAGUE-DAWLEY) - TOXIC EQUIVALENCY FACTOR EVALUATION (
Terminal Sacrifice at 104 weeks
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|All Organs |
| Hemangiosarcoma |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 2/53 (4%) 0/50 (0%) |
|POLY-3 RATE (b) | 2/31.60 0/37.75 |
|POLY-3 PERCENT (g) | 6.3% 0.0% |
|TERMINAL (d) | 1/15 (7%) 0/28 (0%) |
|FIRST INCIDENCE | 671 --- |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.134N |
|POLY 3 | P=0.186N |
|POLY 1.5 | P=0.207N |
|POLY 6 | P=0.164N |
|LOGISTIC REGRESSION| P=0.172N |
|COCH-ARM / FISHERS | P=0.262N |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|All Organs |
| Benign Tumors |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 45/53 (85%) 41/50 (82%) |
|POLY-3 RATE (b) | 45/45.97 41/45.09 |
|POLY-3 PERCENT (g) | 97.9% 90.9% |
|TERMINAL (d) | 15/15 (100%) 26/28 (93%) |
|FIRST INCIDENCE | 309 328 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P<0.001N** |
|POLY 3 | P=0.120N |
|POLY 1.5 | P=0.147N |
|POLY 6 | P=0.130N |
|LOGISTIC REGRESSION| P=0.043N* |
|COCH-ARM / FISHERS | P=0.447N |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
Date: 10/01/03 EXPERIMENT: 96007 TEST: 01 Page 11
Statistical Analysis of Primary Tumors in Rats(SPRAGUE-DAWLEY) - TOXIC EQUIVALENCY FACTOR EVALUATION (
Terminal Sacrifice at 104 weeks
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|All Organs |
| Malignant Tumors |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 13/53 (25%) 12/50 (24%) |
|POLY-3 RATE (b) | 13/35.14 12/40.00 |
|POLY-3 PERCENT (g) | 37.0% 30.0% |
|TERMINAL (d) | 5/15 (33%) 8/28 (29%) |
|FIRST INCIDENCE | 176 337 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P=0.114N |
|POLY 3 | P=0.338N |
|POLY 1.5 | P=0.420N |
|POLY 6 | P=0.248N |
|LOGISTIC REGRESSION| P=0.481N |
|COCH-ARM / FISHERS | P=0.567N |
|ORDER RESTRICTED | (e) |
|=================================================================================================================================|
| | |
| | Females |
|Dose | 0 NG/KG 1000 NG/ |
| | KG/STOP |
|=================================================================================================================================|
| |
|All Organs |
| Malignant and Benign Tumors |
| |
| |
|---------------------------------------------------------------------------------------------------------------------------------|
|TUMOR RATES | # # |
|----------- | |
|OVERALL (a) | 49/53 (92%) 44/50 (88%) |
|POLY-3 RATE (b) | 49/49.21 44/46.96 |
|POLY-3 PERCENT (g) | 99.6% 93.7% |
|TERMINAL (d) | 15/15 (100%) 26/28 (93%) |
|FIRST INCIDENCE | 176 328 |
|-------------------| |
|STATISTICAL TESTS | |
|-------------------| |
|LIFE TABLE | P<0.001N** |
|POLY 3 | P=0.121N |
|POLY 1.5 | P=0.120N |
|POLY 6 | P=0.156N |
|LOGISTIC REGRESSION| P=0.049N* |
|COCH-ARM / FISHERS | P=0.334N |
|ORDER RESTRICTED | (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).