Table 1.
Maternal weight changes during the pre-pregnancy and the pregnancy time.
| Control | BPA 2.5 | BPA 25 | BPA 250 | |
|---|---|---|---|---|
| No. of pregnant dams | 7 | 7 | 9 | 7 |
| Pre-Pregnancy Body Weight (g) (mean ± SEM) | ||||
| 1st day | 175.7 ± 18.0 | 143.1 ± 3.6 | 146.0 ± 3.8 | 148.8 ± 5.8 |
| 2nd week | 197.9 ± 17.1 | 169.0 ± 3.7 # | 159.8 ± 1.6 # | 156.0 ± 9.4 |
| 3th week | 209.9 ± 13.7 | 187.9 ± 2 ° | 182.4 ± 3.2 ° | 183.5 ± 4.5 |
| 4th week | 216.6 ± 13.7 | 196.0 ± 3.3 | 192.4 ± 3.6 | 200.3 ± 6.0 |
| Total weight change | 48.7 ± 4.5 | 50.8 ± 6.6 | 41.7 ± 1.4 | 49.1 ± 4.6 |
| No. of pregnant dams | 7 | 6 | 8 | 7 |
| Pregnancy body weight (g) (mean ± SEM) | ||||
| 1st week | 235 ± 15.2 | 222.7 ± 10.0 | 211.4 ± 2.8 | 220.5 ± 5.0 |
| 2nd week | 238.5 ± 18.1 | 243.1 ± 12.2 | 221.0 ± 5.3 | 240.9 ± 15.5 |
| 3th week | 367.4 ± 17.9 | 308.8 ± 17.9 * | 341.5 ± 10.6 | 336.7 ± 2.8 |
| Total gestational weight gain | 150.9 ± 23.6 | 114.1 ± 10.2 | 153.7 ± 10 | 127.8 ± 4.8 |
| Litter size (mean ± SEM) | 13.0 ± 0.7 | 13.0 ± 0.8 | 13.1 ± 0.7 | 13.1 ± 0.9 |
#p < 0.01, significantly different from the 1st day; ° p < 0.01, significantly different from the 2nd week; * p < 0.05, significantly different from the control at the same week.