Table 3 Previous pregnancies.
Control (≥37 weeks' gestation) | Preterm (<35 weeks' gestation) | P value | |
|---|---|---|---|
Number of deliveries | 553 | 228 | |
Gravida 0 | 176 (31.8%) | 62 (27.2%) | 0.20 |
Gravida >0 | 377 (68.2%) | 166 (72.8%) | |
Para 0 | 239 (43.2%) | 100 (43.9%) | 0.87 |
Para >0 | 314 (56.8%) | 128 (56.1%) | |
Number of women with previous preterm delivery (≥ 20 and <37 weeks' gestation). | 30 (5.4%) | 58 (25.4%) | <0.001 |
Termination of pregnancy (< 20 weeks' gestation) | 88 (15.9%) | 55 (24.1%) | 0.007 |
Spontaneous miscarriage (< 20 weeks' gestation) | 30 (5.4%) | 9 (3.9%) | 0.39 |