Very high HDI | High HDI | Medium HDI | Low HDI | ANOVA | |||||
Delivery characteristics | Median | IQR | Median | IQR | Median | IQR | Median | IQR | p value |
Spontaneous labour | 68.2 | 57.1–71.1 | 49.1 | 37.9–56.1 | 62.9 | 50.5–74.0 | 71.5 | 58.1–84.7 | <0.001 |
Induced labour | 10.9 | 6.2–14.3 | 11.2 | 3.3–27.3 | 4.0 | 1.1–10.0 | 3.8 | 1.0–9.0 | <0.001 |
Prelabour caesarean delivery | 12.0 | 11.1–21.5 | 17.9 | 6.7–23.5 | 12.6 | 5.2–21.2 | 5.1 | 0.7–15.4 | <0.001 |
Intrapartum caesarean delivery | 14.0 | 3.2–18.3 | 20.5 | 14.2–26.7 | 16.5 | 9.3–24.7 | 14.9 | 6.9–22.6 | 0.07 |
Caesarean delivery (total) | 23.9 | 18.1–29.2 | 39.4 | 31.1–46.6 | 31.3 | 21.4–44.9 | 25.3 | 11.4–34.9 | <0.001 |
Stillbirth | 0.2 | 0.0–0.3 | 0.3 | 0.2–0.5 | 0.3 | 0.1–0.6 | 1.9 | 1.1–3.3 | <0.001 |
Intrahospital early neonatal death | 0.0 | 0.0–0.2 | 0.2 | 0.0–0.4 | 0.2 | 0.0–0.5 | 0.8 | 0.2–1.3 | <0.001 |
Perinatal death | 0.3 | 0.2–0.4 | 0.5 | 0.3–0.8 | 0.6 | 0.2–1.3 | 2.9 | 1.6–4.9 | <0.001 |
Late preterm birth | 4.8 | 3.3–6.3 | 4.8 | 3.4–6.8 | 4.8 | 3.0–6.9 | 4.0 | 1.9–6.5 | 0.33 |
ANOVA, analysis of variance; HDI, Human Development Index.