Table 2. Pregnancy and delivery characteristics.
| Result | SSRI use(n = 358) (n) % | No SSRI use(n = 24 402) (n) % | p- value |
|---|---|---|---|
| Variable, n (%) | |||
| Gestational diabetes (yes) | (73) 20.4 | (3606) 14.8 | 0.0021 |
| Amnionitis (yes) | (0.0) 0 | (121) 0.5 | 0.432 |
| Placenta praevia (yes) | (4) 1.1 | (201) 0.8 | 0.552 |
| Pre-eclampsia (yes) | (19) 5.3 | (1235) 5.1 | 0.821 |
| Polyhydramnion (yes) | (23) 6.4 | (1002) 4.1 | 0.041 |
| Oligohydramnion (yes) | (44) 12.3 | (2850) 11.7 | 0.692 |
| Placental abruption (yes) | (1) 0.3 | (173) 0.7 | 0.522 |
| Breech presentation (yes) | (25) 7.0 | (1309) 5.5 | 0.241 |
| Foetal gender (male) | (186) 52.8 | (12581) 51.6 | 0.152 |
| Velamentous umbilical cord insertion (yes) | (14) 4.0 | (649) 2.7 | 0.272 |
| Variable, mean ± SD | |||
| Duration of pregnancy (days) | 247.0 ± 14.7 | 276.0 ± 16.6 | 0.023 |
| Duration of hospital care after delivery (days) | 3.9 ± 2.2 | 3.3 ± 1.9 | <0.00013 |
| Increase in weight during pregnancy (kg) | 13.4 ± 5.3 | 13.9 ± 5.3 | 0.183 |
| Pregravid BMI (kg/m2) | 24.9 ± 5.4 | 24.1 ± 16.8 | 0.423 |
| BMI at the end of pregnancy (kg/m2) | 30.0 ± 5.2 | 29.3 ± 23.9 | 0.693 |
| Placental weight (g) | 639.0 ± 152.2 | 616.0 ± 191.9 | 0.033 |
| Head circumference (cm) | 34.7 ± 1.8 | 35.0 ± 2.2 | 0.013 |
| Umbilical cord length (cm) | 62.2 ± 14.9 | 59.30 ± 13.9 | <0.00013 |
| Body circumference (cm) | 34.0 ± 2.1 | 34.0 ± 2.2 | 0.973 |
| Birth weight (g) | 3387.1 ± 649.3 | 3436.5 ± 642.9 | 0.153 |
1 χ2 test
2 Fisher’s exact test
3 Student’s t-test
BMI = body mass index
SD = standard deviation
Information lacking from the data: Placental weight (n = 311), head circumference (n = 722), umbilical cord length (n = 318), body circumference (n = 12618), birth length (n = 7095), duration of pregnancy (n = 25), weight gain during pregnancy (n = 85)