Characteristics | Male fetus (n = 87) | Female fetus (n = 70) | p |
---|---|---|---|
Age (years) | 34.5 ± 5.2 | 34.3 ± 4.4 | 0.79 |
BMI (kg/m2) | 24.6 ± 3.7 | 24.5 ± 3.7 | 0.78 |
BMI < 18.5 | 2 (2.3) | 2 (2.8) | 0.75 |
BMI 18.5–24.9 | 47 (54.0) | 38 (54.4) | 0.91 |
BMI 25–29.9 | 30 (34.5) | 26 (37.1) | 0.87 |
BMI 30–34.9 | 8 (9.2) | 3 (4.3) | 0.38 |
BMI 35–39.4 | 0 (–) | 1(1.4) | 0.93 |
BMI > 40 | 0 (–) | 0 (–) | (–) |
Number of previous pregnancies | 1 (0–1) | 1 (0–1) | 0.83 |
Nulliparous | 32 (36.7) | 25 (35.7) | 0.97 |
Smoking | 2 (2.3) | 6 (8.6) | 0.16 |
Previous oral contraceptive use | 23 (26.4) | 18 (25.7) | 0.93 |
Previous spontaneous miscarriage | 30 (34.5) | 25 (35.7) | 0.99 |
Previous cesarean delivery | 15 (17.2) | 11 (15.7) | 0.97 |
Previous therapy for fibroids | 12 (13.8) | 10 (14.3) | 0.89 |