https://ntp.niehs.nih.gov/go/27885

TDMS Study 20114-02 Pathology Tables

                                                                                                                                   
NTP                             FEED, WATER, AND COMPOUND CONSUMPTION TABLE                                       REPORT: EISRPT39  
LAB: Southern Research Inst                     SODIUM DICHROMATE DIHYDRATE (VI)                                    DATE: 07/27/04  
EXPERIMENT: 20114 TEST: 02                                                                                        TIME: 09:30:43    
                                                                                                                  PAGE:    1        
TEST TYPE: SUBCHRON 90-DAY                          ROUTE: DOSED WATER                                            NTP:  C20114      
------------------------------------------------------------------------------------------------------------------------------------
               REASONS FOR REMOVAL:    ALL                                                                                          
               REMOVAL DATE RANGE:     ALL                                                                                          
               TREATMENT GROUPS:       INCLUDE ALL                                                                                  
NTP                                         FEED, WATER, AND COMPOUND CONSUMPTION TABLE                           REPORT: EISRPT39  
LAB: SOUTHERN RESEARCH INSTITUTE                      SODIUM DICHROMATE DIHYDRATE (VI)                            DATE: 07/27/04    
EXPERIMENT: 20114 TEST: 02                                                                                        TIME:  9:35:25    
TEST TYPE: SUBCHRONIC (90-DAY)                      ROUTE: DOSED WATER                                            NTP:  C20114      
CONT: N01-ES-15463                                                                                                CAS: 7789-12-0    
                                          WATER AND COMPOUND CONSUMPTION BY MALE MICE IN THE                                        
                               SUBCHRONIC (90-DAY) DOSED WATER STUDY OF SODIUM DICHROMATE DIHYDRATE (VI)                            
==================================================================================================================================  
        0       MG/L                62.5    MG/L                       125     MG/L                       250     MG/L              
     ----------------    ---------------------------------  ---------------------------------  ---------------------------------    
                                          DOSE/                              DOSE/                              DOSE/               
      GRAMS    BODY      GRAMS    BODY    CONTROL           GRAMS    BODY    CONTROL           GRAMS    BODY    CONTROL             
      WATER/   WEIGHT    WATER/   WEIGHT  WATER (B)  DOSE/  WATER/   WEIGHT  WATER (B)  DOSE/  WATER/   WEIGHT  WATER (B)  DOSE/    
WEEK  DAY(A)  (GRAMS)    DAY(A)  (GRAMS)  (GRAMS)   DAY(C)  DAY(A)  (GRAMS)  (GRAMS)   DAY(C)  DAY(A)  (GRAMS)  (GRAMS)   DAY(C)    
==================================================================================================================================  
  1     4.3    20.4       4.4     21.3    1.02       13      3.0     21.6    0.70       17      3.0     21.1    0.70       36       
  2     4.2    23.1       4.0     23.4    0.95       11      3.3     23.4    0.79       18      2.9     23.3    0.69       31       
  3     3.9    25.0       3.4     24.9    0.87        9      3.3     24.9    0.85       17      2.8     24.5    0.72       28       
  4     3.9    25.7       3.8     24.3    0.97       10      3.2     25.1    0.82       16      2.7     25.0    0.69       27       
  5     4.0    27.1       4.2     25.9    1.05       10      3.3     26.5    0.83       16      2.8     25.9    0.70       27       
  6     3.7    28.9       3.7     27.3    1.00        9      3.4     27.4    0.92       16      2.7     27.0    0.73       25       
  7     4.0    30.2       4.2     28.2    1.05        9      3.6     28.2    0.90       16      2.8     27.8    0.70       25       
  8     4.1    32.2       3.9     30.1    0.95        8      3.7     30.0    0.90       15      3.2     28.9    0.78       27       
  9     3.8    33.1       4.5     30.6    1.18        9      3.6     30.4    0.95       15      2.9     29.5    0.76       25       
 10     3.5    34.7       4.0     32.2    1.14        8      3.5     32.2    1.00       14      3.0     30.8    0.86       24       
 11     3.2    35.6       3.8     33.7    1.19        7      3.3     33.3    1.03       12      2.7     31.0    0.84       22       
 12     3.8    36.1       3.6     34.5    0.95        7      3.3     33.8    0.87       12      2.5     31.9    0.66       19       
 13     3.8    37.9       4.5     35.6    1.18        8      4.2     34.2    1.11       15      3.3     32.6    0.87       25       
1 TO 13 WEEKS                                                                                                                       
----------------                                                                                                                    
MEAN    3.9    30.0       4.0     28.6    1.04        9      3.4     28.5    0.90       15      2.9     27.6    0.75       26       
SD(D)   0.3               0.3             0.11        2      0.3             0.11        2      0.2             0.07        4       
CV(E)   7.4               8.2            10.1      18.2      8.6            12.1      10.7      7.9             9.5      15.4       
==================================================================================================================================  
(A) GRAMS OF WATER CONSUMED PER ANIMAL PER DAY.                                                                                     
(B) GRAMS OF WATER PER DAY FOR THE DOSED GROUP DIVIDED BY THAT FOR THE CONTROLS.                                                    
(C) MILLIGRAMS OF COMPOUND CONSUMED PER DAY PER KILOGRAM BODY WEIGHT.                                                               
(D) STANDARD DEVIATION OF WEEKLY MEAN.                                                                                              
(E) COEFFICIENT OF VARIATION = (STANDARD DEVIATION / MEAN) X 100.                                                                   
               WATER AND COMPOUND CONSUMPTION BY MALE MICE IN THE                                                                   
     SUBCHRONIC (90-DAY) DOSED WATER STUDY OF SODIUM DICHROMATE DIHYDRATE (VI)                                                      
=============================================================================                                                       
                  500     MG/L                       1000    MG/L                                                                   
       ---------------------------------  ---------------------------------                                                         
                         DOSE/                              DOSE/                                                                   
       GRAMS    BODY    CONTROL           GRAMS    BODY    CONTROL                                                                  
       WATER/   WEIGHT  WATER (B)  DOSE/  WATER/   WEIGHT  WATER (B)  DOSE/                                                         
WEEK   DAY(A)  (GRAMS)  (GRAMS)   DAY(C)  DAY(A)  (GRAMS)  (GRAMS)   DAY(C)                                                         
=============================================================================                                                       
  1     2.3     20.7     0.53      55      2.4     21.4     0.56     114                                                            
  2     2.3     22.3     0.55      52      2.1     22.4     0.50      93                                                            
  3     2.1     23.6     0.54      44      1.8     23.4     0.46      75                                                            
  4     2.2     24.0     0.56      46      2.1     23.8     0.54      87                                                            
  5     2.2     25.1     0.55      44      2.1     25.4     0.53      82                                                            
  6     2.4     25.8     0.65      47      2.4     25.9     0.65      94                                                            
  7     2.4     26.3     0.60      46      2.2     26.8     0.55      84                                                            
  8     2.6     27.9     0.63      47      2.9     28.1     0.71     103                                                            
  9     2.6     28.2     0.68      46      2.3     28.2     0.61      80                                                            
 10     2.1     29.3     0.60      36      2.4     29.1     0.69      83                                                            
 11     2.1     29.4     0.66      36      1.8     29.2     0.56      63                                                            
 12     2.2     29.6     0.58      37      2.0     29.6     0.53      67                                                            
 13     3.2     30.5     0.84      52      2.8     30.5     0.74      91                                                            
1 TO 13 WEEKS                                                                                                                       
----------------                                                                                                                    
MEAN    2.4     26.4     0.61      45      2.3     26.4     0.59      86                                                            
SD(D)   0.3              0.08       6      0.3              0.09      14                                                            
CV(E)  12.4             13.7     13.1     14.8             14.5     16.0                                                            
=============================================================================                                                       
(A) GRAMS OF WATER CONSUMED PER ANIMAL PER DAY.                                                                                     
(B) GRAMS OF WATER PER DAY FOR THE DOSED GROUP DIVIDED BY THAT FOR THE CONTROLS.                                                    
(C) MILLIGRAMS OF COMPOUND CONSUMED PER DAY PER KILOGRAM BODY WEIGHT.                                                               
(D) STANDARD DEVIATION OF WEEKLY MEAN.                                                                                              
(E) COEFFICIENT OF VARIATION = (STANDARD DEVIATION / MEAN) X 100.                                                                   
                                          WATER AND COMPOUND CONSUMPTION BY FEMALE MICE IN THE                                      
                               SUBCHRONIC (90-DAY) DOSED WATER STUDY OF SODIUM DICHROMATE DIHYDRATE (VI)                            
==================================================================================================================================  
        0       MG/L                62.5    MG/L                       125     MG/L                       250     MG/L              
     ----------------    ---------------------------------  ---------------------------------  ---------------------------------    
                                           DOSE/                              DOSE/                              DOSE/              
      GRAMS    BODY      GRAMS    BODY    CONTROL           GRAMS    BODY    CONTROL           GRAMS    BODY    CONTROL             
      WATER/   WEIGHT    WATER/   WEIGHT  WATER (B)  DOSE/  WATER/   WEIGHT  WATER (B)  DOSE/  WATER/   WEIGHT  WATER (B)  DOSE/    
WEEK  DAY(A)  (GRAMS)    DAY(A)  (GRAMS)  (GRAMS)   DAY(C)  DAY(A)  (GRAMS)  (GRAMS)   DAY(C)  DAY(A)  (GRAMS)  (GRAMS)   DAY(C)    
==================================================================================================================================  
  1     3.0    17.9       3.1     18.7     1.03      10      2.0     18.7     0.67      13      2.1     18.3     0.70      28       
  2     3.2    19.9       3.3     19.7     1.03      10      2.5     19.5     0.78      16      2.3     19.8     0.72      29       
  3     3.8    21.2       3.2     21.2     0.84      10      2.4     21.2     0.63      14      2.2     21.1     0.58      26       
  4     3.3    21.3       4.1     21.8     1.24      12      2.8     21.0     0.85      17      3.0     21.9     0.91      34       
  5     3.0    22.7       3.0     22.3     1.00       8      2.7     22.2     0.90      15      2.4     22.6     0.80      26       
  6     2.9    23.3       3.0     22.8     1.03       8      2.6     23.0     0.90      14      3.3     23.5     1.14      35       
  7     3.9    21.5       3.4     24.1     0.87       9      2.8     23.1     0.72      15      2.7     22.3     0.69      30       
  8     3.2    24.4       4.6     24.4     1.44      12      2.8     23.4     0.88      15      2.4     24.1     0.75      25       
  9     2.9    25.0       3.3     25.2     1.14       8      3.0     25.1     1.03      15      2.2     24.8     0.76      23       
 10     3.4    25.7       3.4     25.3     1.00       8      2.9     24.8     0.85      15      3.1     25.0     0.91      31       
 11     3.4    26.7       3.1     26.4     0.91       7      2.8     25.0     0.82      14      2.3     25.4     0.68      23       
 12     3.1    28.2       3.7     26.5     1.19       9      2.6     25.7     0.84      13      2.2     24.6     0.71      22       
 13     3.3    27.7       2.9     28.0     0.88       6      2.6     25.5     0.79      13      2.4     25.5     0.73      23       
1 TO 13 WEEKS                                                                                                                       
----------------                                                                                                                    
MEAN    3.3    23.5       3.4     23.6     1.05       9      2.7     22.9     0.82      15      2.5     23.0     0.77      27       
SD(D)   0.3               0.5              0.17       2      0.3              0.11       1      0.4              0.14       4       
CV(E)   9.4              14.7             16.2     17.8      9.9             13.0      7.7     15.7             18.3     15.9       
==================================================================================================================================  
(A) GRAMS OF WATER CONSUMED PER ANIMAL PER DAY.                                                                                     
(B) GRAMS OF WATER PER DAY FOR THE DOSED GROUP DIVIDED BY THAT FOR THE CONTROLS.                                                    
(C) MILLIGRAMS OF COMPOUND CONSUMED PER DAY PER KILOGRAM BODY WEIGHT.                                                               
(D) STANDARD DEVIATION OF WEEKLY MEAN.                                                                                              
(E) COEFFICIENT OF VARIATION = (STANDARD DEVIATION / MEAN) X 100.                                                                   
               WATER AND COMPOUND CONSUMPTION BY FEMALE MICE IN THE                                                                 
     SUBCHRONIC (90-DAY) DOSED WATER STUDY OF SODIUM DICHROMATE DIHYDRATE (VI)                                                      
=============================================================================                                                       
                  500     MG/L                       1000    MG/L                                                                   
       ---------------------------------  ---------------------------------                                                         
                         DOSE/                              DOSE/                                                                   
       GRAMS    BODY    CONTROL           GRAMS    BODY    CONTROL                                                                  
       WATER/   WEIGHT  WATER (B)  DOSE/  WATER/   WEIGHT  WATER (B)  DOSE/                                                         
WEEK   DAY(A)  (GRAMS)  (GRAMS)   DAY(C)  DAY(A)  (GRAMS)  (GRAMS)   DAY(C)                                                         
=============================================================================                                                       
  1     1.5     18.1     0.50      43      1.1     18.8     0.37      56                                                            
  2     1.8     18.7     0.56      47      1.5     18.2     0.47      83                                                            
  3     1.8     20.9     0.47      42      1.8     19.7     0.47      90                                                            
  4     1.8     20.2     0.55      45      1.6     20.2     0.48      81                                                            
  5     1.9     21.4     0.63      44      1.5     20.4     0.50      74                                                            
  6     2.7     22.4     0.93      60      1.8     21.8     0.62      81                                                            
  7     1.8     22.3     0.46      41      1.8     21.9     0.46      81                                                            
  8     1.9     22.6     0.59      43      1.7     22.7     0.53      76                                                            
  9     2.1     23.6     0.72      45      1.8     22.7     0.62      79                                                            
 10     2.0     24.1     0.59      41      1.6     23.7     0.47      68                                                            
 11     2.2     24.2     0.65      45      1.8     23.2     0.53      76                                                            
 12     1.9     24.4     0.61      39      1.5     23.7     0.48      65                                                            
 13     2.0     24.8     0.61      40      1.5     24.1     0.45      62                                                            
1 TO 13 WEEKS                                                                                                                       
----------------                                                                                                                    
MEAN    2.0     22.1     0.61      44      1.6     21.6     0.50      75                                                            
SD(D)   0.3              0.12       5      0.2              0.07      10                                                            
CV(E)  14.1             20.1     11.9     12.7             13.6     12.8                                                            
=============================================================================                                                       
(A) GRAMS OF WATER CONSUMED PER ANIMAL PER DAY.                                                                                     
(B) GRAMS OF WATER PER DAY FOR THE DOSED GROUP DIVIDED BY THAT FOR THE CONTROLS.                                                    
(C) MILLIGRAMS OF COMPOUND CONSUMED PER DAY PER KILOGRAM BODY WEIGHT.                                                               
(D) STANDARD DEVIATION OF WEEKLY MEAN.                                                                                              
(E) COEFFICIENT OF VARIATION = (STANDARD DEVIATION / MEAN) X 100.                                                                   
                              DIAGNOSTIC TRAILER REPORT                                                                             
                              WATER AND COMPOUND CONSUMPTION BY MALE MICE IN THE                                                    
                              SUBCHRONIC (90-DAY) DOSED WATER STUDY OF SODIUM DICHROMATE DIHYDRATE (VI)                             
==================================================================================================================================  
        0       MG/L             62.5    MG/L             125     MG/L             250     MG/L             500     MG/L            
     ----------------------   ----------------------   ----------------------   ----------------------   ----------------------     
     DAILY WATER  BODY  NUM   DAILY WATER  BODY  NUM   DAILY WATER  BODY  NUM   DAILY WATER  BODY  NUM   DAILY WATER  BODY  NUM     
WEEK WATER HOURS   WGT  WGTS  WATER HOURS   WGT  WGTS  WATER HOURS   WGT  WGTS  WATER HOURS   WGT  WGTS  WATER HOURS   WGT  WGTS    
=================================================================================================================================== 
  B               20.4  10                 21.3  10                 21.6  10                 21.1  10                 20.7  10      
  1   4.3  1306   20.4  10     4.4  1332   21.3  10     3.0  1382   21.6  10     3.0  1122   21.1  10     2.3  1021   20.7  10      
  2   4.2  1484   23.1  10     4.0  1506   23.4  10     3.3  1599   23.4  10     2.9  1650   23.3  10     2.3  1460   22.3  10      
  3   3.9  1623   25.0  10     3.4  1623   24.9  10     3.3  1503   24.9  10     2.8  1594   24.5  10     2.1  1620   23.6  10      
  4   3.9  1505   25.7  10     3.8  1560   24.3  10     3.2  1643   25.1  10     2.7  1572   25.0  10     2.2  1407   24.0  10      
  5   4.0  1530   27.1  10     4.2  1614   25.9  10     3.3  1470   26.5  10     2.8  1564   25.9  10     2.2  1660   25.1  10      
  6   3.7  1559   28.9  10     3.7  1538   27.3  10     3.4  1599   27.4  10     2.7  1652   27.0  10     2.4  1559   25.8  10      
  7   4.0  1557   30.2  10     4.2  1629   28.2  10     3.6  1535   28.2  10     2.8  1680   27.8  10     2.4  1680   26.3  10      
  8   4.1  1435   32.2  10     3.9  1560   30.1  10     3.7  1610   30.0  10     3.2  1587   28.9  10     2.6  1654   27.9  10      
  9   3.8  1606   33.1  10     4.5  1337   30.6  10     3.6  1437   30.4  10     2.9  1642   29.5  10     2.6  1524   28.2  10      
 10   3.5  1649   34.7  10     4.0  1603   32.2  10     3.5  1413   32.2  10     3.0  1632   30.8  10     2.1  1519   29.3  10      
 11   3.2  1443   35.6  10     3.8  1593   33.7  10     3.3  1466   33.3  10     2.7  1341   31.0  10     2.1  1556   29.4  10      
 12   3.8  1616   36.1  10     3.6  1700   34.5  10     3.3  1545   33.8  10     2.5  1673   31.9  10     2.2  1629   29.6  10      
 13   3.8   635   37.9  10     4.5   660   35.6  10     4.2   635   34.2  10     3.3   660   32.6  10     3.2   660   30.5  10      
MEAN BODY WGT FOR WEEKS                                                                                                             
1 TO 13           30.0                     28.6                     28.5                     27.6                     26.4          
==================================================================================================================================  
    (B) REFERS TO THE BEGINNING (INITIAL) BODY WEIGHT.                                                                              
DIAGNOSTIC TRAILER REPORT                                                                                                           
WATER AND COMPOUND CONSUMPTION BY MALE MICE IN THE                                                                                  
SUBCHRONIC (90-DAY) DOSED WATER STUDY OF SODIUM DICHROMATE DIHYDRATE (VI)                                                           
==============================                                                                                                      
        1000    MG/L                                                                                                                
     ----------------------                                                                                                         
     DAILY WATER  BODY  NUM                                                                                                         
WEEK WATER HOURS   WGT  WGTS                                                                                                        
===============================                                                                                                     
  B               21.4  10                                                                                                          
  1   2.4  1278   21.4  10                                                                                                          
  2   2.1  1600   22.4  10                                                                                                          
  3   1.8  1645   23.4  10                                                                                                          
  4   2.1  1501   23.8  10                                                                                                          
  5   2.1  1616   25.4  10                                                                                                          
  6   2.4  1587   25.9  10                                                                                                          
  7   2.2  1558   26.8  10                                                                                                          
  8   2.9  1535   28.1  10                                                                                                          
  9   2.3  1646   28.2  10                                                                                                          
 10   2.4  1559   29.1  10                                                                                                          
 11   1.8  1580   29.2  10                                                                                                          
 12   2.0  1644   29.6  10                                                                                                          
 13   2.8   660   30.5  10                                                                                                          
MEAN BODY WGT FOR WEEKS                                                                                                             
1 TO 13           26.4                                                                                                              
==============================                                                                                                      
    (B) REFERS TO THE BEGINNING (INITIAL) BODY WEIGHT.                                                                              
                              DIAGNOSTIC TRAILER REPORT                                                                             
                              WATER AND COMPOUND CONSUMPTION BY FEMALE MICE IN THE                                                  
                              SUBCHRONIC (90-DAY) DOSED WATER STUDY OF SODIUM DICHROMATE DIHYDRATE (VI)                             
==================================================================================================================================  
        0       MG/L             62.5    MG/L             125     MG/L             250     MG/L             500     MG/L            
     ----------------------   ----------------------   ----------------------   ----------------------   ----------------------     
     DAILY WATER  BODY  NUM   DAILY WATER  BODY  NUM   DAILY WATER  BODY  NUM   DAILY WATER  BODY  NUM   DAILY WATER  BODY  NUM     
WEEK WATER HOURS   WGT  WGTS  WATER HOURS   WGT  WGTS  WATER HOURS   WGT  WGTS  WATER HOURS   WGT  WGTS  WATER HOURS   WGT  WGTS    
=================================================================================================================================== 
  B               17.9  10                 18.7  10                 18.7  10                 18.3  10                 18.1  10      
  1   3.0  1070   17.9  10     3.1  1198   18.7  10     2.0  1194   18.7  10     2.1  1090   18.3  10     1.5  1202   18.1  10      
  2   3.2  1650   19.9  10     3.3  1650   19.7  10     2.5  1650   19.5  10     2.3  1525   19.8  10     1.8  1648   18.7  10      
  3   3.8  1457   21.2  10     3.2  1712   21.2  10     2.4  1714   21.2  10     2.2  1590   21.1  10     1.8  1714   20.9  10      
  4   3.3  1277   21.3  10     4.1  1414   21.8  10     2.8  1654   21.0  10     3.0  1654   21.9  10     1.8  1297   20.2  10      
  5   3.0  1676   22.7  10     3.0  1676   22.3  10     2.7  1676   22.2  10     2.4  1560   22.6  10     1.9  1677   21.4  10      
  6   2.9  1435   23.3  10     3.0  1309   22.8  10     2.6  1680   23.0  10     3.3  1175   23.5  10     2.7  1556   22.4  10      
  7   3.9  1680   21.5  10     3.4  1543   24.1  10     2.8  1676   23.1  10     2.7  1549   22.3  10     1.8  1547   22.3  10      
  8   3.2  1712   24.4  10     4.6  1712   24.4  10     2.8  1572   23.4  10     2.4  1714   24.1  10     1.9  1588   22.6  10      
  9   2.9  1652   25.0  10     3.3  1531   25.2  10     3.0  1531   25.1  10     2.2  1388   24.8  10     2.1  1531   23.6  10      
 10   3.4  1678   25.7  10     3.4  1680   25.3  10     2.9  1682   24.8  10     3.1  1577   25.0  10     2.0  1684   24.1  10      
 11   3.4  1682   26.7  10     3.1  1680   26.4  10     2.8  1678   25.0  10     2.3  1678   25.4  10     2.2  1676   24.2  10      
 12   3.1  1684   28.2  10     3.7  1684   26.5  10     2.6  1684   25.7  10     2.2  1684   24.6  10     1.9  1684   24.4  10      
 13   3.3   682   27.7  10     2.9   682   28.0  10     2.6   682   25.5  10     2.4   682   25.5  10     2.0   682   24.8  10      
MEAN BODY WGT FOR WEEKS                                                                                                             
1 TO 13           23.5                     23.6                     22.9                     23.0                     22.1          
==================================================================================================================================  
    (B) REFERS TO THE BEGINNING (INITIAL) BODY WEIGHT.                                                                              
DIAGNOSTIC TRAILER REPORT                                                                                                           
WATER AND COMPOUND CONSUMPTION BY FEMALE MICE IN THE                                                                                
SUBCHRONIC (90-DAY) DOSED WATER STUDY OF SODIUM DICHROMATE DIHYDRATE (VI)                                                           
==============================                                                                                                      
        1000    MG/L                                                                                                                
     ----------------------                                                                                                         
     DAILY WATER  BODY  NUM                                                                                                         
WEEK WATER HOURS   WGT  WGTS                                                                                                        
===============================                                                                                                     
  B               18.8  10                                                                                                          
  1   1.1  1202   18.8  10                                                                                                          
  2   1.5  1186   18.2  10                                                                                                          
  3   1.8  1714   19.7  10                                                                                                          
  4   1.6  1525   20.2  10                                                                                                          
  5   1.5  1678   20.4  10                                                                                                          
  6   1.8  1682   21.8  10                                                                                                          
  7   1.8  1553   21.9  10                                                                                                          
  8   1.7  1325   22.7  10                                                                                                          
  9   1.8  1531   22.7  10                                                                                                          
 10   1.6  1686   23.7  10                                                                                                          
 11   1.8  1674   23.2  10                                                                                                          
 12   1.5  1684   23.7  10                                                                                                          
 13   1.5   682   24.1  10                                                                                                          
MEAN BODY WGT FOR WEEKS                                                                                                             
1 TO 13           21.6                                                                                                              
==============================                                                                                                      
    (B) REFERS TO THE BEGINNING (INITIAL) BODY WEIGHT.