Table 2 First birth obstetric characteristic of study participants (N = 5948)
Characteristics | Women with first birth SVD (n = 4367) | Women with first birth CD (n = 1581) | P-value | ||
|---|---|---|---|---|---|
n | % | n | % | ||
Maternal Characteristics | |||||
Gestation age | |||||
28–32 | 95 | 2.2 | 25 | 1.6 | 0.005 |
33–36 | 1269 | 29.1 | 401 | 25.4 | |
≥37 | 3003 | 68.8 | 1155 | 73.1 | |
Medical Conditions | |||||
Pre/Eclampsia | |||||
Yes | 173 | 4.0 | 87 | 5.5 | 0.010 |
No | 4194 | 96.0 | 1494 | 94.5 | |
Epilepsy | |||||
Yes | 37 | 0.8 | 11 | 0.7 | 0.564 |
No | 4330 | 99.2 | 1570 | 99.3 | |
GDM | |||||
Yes | 11 | 0.3 | 13 | 0.8 | 0.002 |
No | 4356 | 99.7 | 1568 | 99.2 | |
Anaemia | |||||
Yes | 48 | 1.1 | 20 | 1.3 | 0.595 |
No | 4319 | 98.9 | 1561 | 98.7 | |
Heart Disease | |||||
Yes | 47 | 1.1 | 20 | 1.3 | 0.542 |
No | 4320 | 98.9 | 1561 | 98.7 | |
Fetal characteristics | |||||
Still birth | |||||
Yes | 222 | 5.1 | 54 | 3.4 | 0.007 |
No | 4145 | 94.9 | 1527 | 96.6 | |
Macrosomiaa | |||||
Yes | 326 | 7.5 | 174 | 11.0 | < 0.0001 |
No | 4041 | 92.5 | 1407 | 89.0 | |
Low birth weightb | |||||
Yes | 371 | 8.5 | 138 | 8.7 | 0.776 |
No | 3996 | 91.5 | 1443 | 91.3 | |
Preterm birth | |||||
Yes | 1268 | 29.0 | 401 | 25.4 | 0.005 |
No | 3099 | 71.0 | 1180 | 74.6 | |