Table 1.
Baseline characteristics of cases and controls
| Characteristics | Cases (SERa+) | Controls (SERa−) | p |
|---|---|---|---|
| n = 130 | n = 130 | ||
| Age (years) | 36.5 ± 3.6 | 36.6 ± 3.7 | 0.81 |
| BMI (kg/m2) | 22.5 ± 3.9 | 22.3 ± 3.7 | 0.71 |
| Previous deliveries | 18 (14 %) | 25 (19 %) | 0.23 |
| Female indication | 1.00 | ||
| Unexplained | 81 (62 %) | 81 (62 %) | |
| Endometriosis | 29 (22 %) | 29 (22 %) | |
| Ovulatory | 5 (4 %) | 5 (4 %) | |
| Tubal | 15 (12 %) | 15 (12 %) | |
| Concomitant male factor of infertility | 38 (29 %) | 45 (35 %) | 0.28 |
| Duration of infertility (years) | 4.8 ± 2.8 | 4.1 ± 2.7 | 0.16 |
| Previous IVF cyles | 0.25 | ||
| None | 63 (48 %) | 73 (56 %) | |
| 1–2 | 57 (44 %) | 44 (34 %) | |
| ≥3 | 10 (8 %) | 13 (10 %) | |
| Day 3 serum FSH (IU/ml) | 7.7 ± 3.6 | 7.9 ± 3.4 | 0.51 |
| Serum AMH (ng/ml) | 2.6 ± 4.0 | 2.6 ± 4.9 | 0.94 |
| Total AFC | 10.1 ± 6.5 | 9.6 ± 7.0 | 0.56 |
| Previous ovarian surgery | 20 (15 %) | 16 (12 %) | 0.47 |
Data is reported as mean ± standard deviation or number (percentage)
BMI body mass index, FSH follicle-stimulating hormone, AMH anti-Müllerian hormone, AFC antral follicle count