Research Article
Risk for Gestational Diabetes Mellitus and Adverse Birth Outcomes in Chinese Women with Polycystic Ovary Syndrome
Table 1
Maternal and newborn characteristics according to polycystic ovary syndrome (PCOS) status.
| | Characteristics | Women with PCOS | Women without PCOS | value | | () | () |
| | Maternal characteristics | | | | | Age at birth (years) | 29.7 ± 3.6 | 28.6 ± 3.2 | <0.001 | | <25 | 26 (7.4) | 170 (8.3) | <0.001 | | 25–29 | 158 (44.9) | 1180 (57.9) | | 30–34 | 137 (38.9) | 584 (28.7) | | ≥35 | 31 (8.8) | 103 (5.1) | | Education | | | | | Junior high school or lower | 38 (11.1) | 191 (9.8) | 0.628 | | High school | 100 (29.2) | 559 (28.7) | | College | 161 (47.1) | 982 (50.4) | | Undergraduate or higher | 43 (12.6) | 216 (11.1) | | Missing | 10 | 89 | | Prepregnancy BMI | | | | | ≤18.4 | 35 (9.8) | 228 (11.2) | <0.001 | | 18.5–24.9 | 269 (76.4) | 1695 (83.2) | | 25.0–29.9 | 43 (12.3) | 102 (5.0) | | ≥30.0 | 5 (1.5) | 12 (0.6) | | Parity | | | | | 0 | 338 (96.0) | 1855 (91.1) | 0.002 | | ≥1 | 14 (4.0) | 182 (8.9) | | Assisted reproductive technology | | | | | Yes | 49 (13.9) | 52 (2.6) | <0.001 | | No | 303 (86.1) | 1985 (97.4) | | Newborn characteristics | | | | | Sex | | | | | Male | 187 (53.1) | 1092 (53.6) | 0.867 | | Female | 165 (46.5) | 945 (46.4) | | Mean gestational age (weeks) | 39.1 ± 1.2 | 39.3 ± 1.1 | 0.103 | | Mean birth weight (g) | 3253 ± 422 | 3223 ± 406 | 0.194 | | Delivery mode | | | | | Vaginal delivery | 224 (63.6) | 1322 (64.9) | 0.647 | | Cesarean delivery | 128 (36.4) | 715 (35.1) |
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BMI, body mass index.
Data are expressed as mean ± standard deviation or (%).
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