Table 1.
Summary of fertility recovery study
| H-CTR | H-CH | H-IV | |
|---|---|---|---|
| Number of animals | 7 | 8 | 8 |
| Total number of pups | 88.9 ± 20.6 | 24.5 ± 17.3 d 1 | 36.3 ± 19.2 d 1 |
| Number of pups/litter (months 1–4) | 14.5 ± 1.3 | 10.3 ± 2.1 a 1 | 9.5 ± 2.2 b 1 |
| Number of litters | 6.6 ± 1.1 | 2.3 ± 1.3 d 1 | 3.8 ± 1.3 c 1, * 2 |
| Months of fertility from w-1 | 7.9 ± 1.2 | 2.4 ± 1.4 d 1 | 4.1 ± 1.7 c 1, * 2 |
| Pregnancy rate (up to 1 litter) | 100% (7/7) | 100% (8/8) | 100% (8/8) |
| Pregnancy rate (up to 2 litters) | 100% (7/7) | 62.5% (5/8) a 1 | 100% (8/8) * 1 |
| Pregnancy rate (up to 3 litters) | 100% (7/7) | 37.5% (3/8) c 1 | 87.5% (7/8) ** 1 |
| Pregnancy rate (up to 4 litters) | 100% (7/7) | 25% (2/8) d 1 | 50% (4/8) b 1 |
| Pregnancy rate (up to 5 litters) | 100% (7/7) | – | 25% (2/8) d 1 |
| Pregnancy rate (up to 6 litters) | 85.7% (6/7) | – | 12.5% (1/8) d 1 |
| Pregnancy rate (up to 7 litters) | 42.9% (3/7) | – | – |
| Pregnancy rate (up to 8 litters) | 28.6% (2/7) | – | – |
| Pregnancy rate (up to 9 litters) | – | – | – |