Table 1.
Baseline characteristics of cases and controls (n= 140).
| Cases (n = 47) |
Controls (n = 93) |
p-Value | |
|---|---|---|---|
| Maternal age, years 1 | 34.02 ± 4.9 | 35.22 ± 4.2 | 0.139 |
| BMI, kg/m2 2 | 20.7 (19.4 to 22) | 21.04 (19.1 to 22.7) | 0.672 |
| Smoking, n 3 | 3 (8.8%) | 6 (6.5%) | 0.656 |
| Nulliparous, n 3 | 33 (70.2%) | 65 (69.9%) | 0.969 |
| Spontaneous conception, n 3 | 30 (63.8%) | 62 (66.7%) | 0.738 |
| IVF, n 3 | 17 (36.2%) | 31 (33.3%) | 0.738 |
Notes: Data are 1 mean ± SD, 2 median (IQR) or 3 n (%). Abbreviations: BMI, body mass index; IVF, In Vitro Fertilization.