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Table 3 Independent risk factors for major postpartum haemorrhage (≥1000mls) after caesarean delivery in term nulliparous women

From: Maternal obesity and postpartum haemorrhage after vaginal and caesarean delivery among nulliparous women at term: a retrospective cohort study

Risk factor Adjusted OR’s*
BMI ≥30.0 1.73 (1.32-2.28)
Asian ethnicity 1.57 (1.23-2.01)
Public obstetric care 1.39 (1.11-1.74)
Antepartum haemorrhage 1.65 (1.08-2.52)
Placenta praevia 3.08 (1.91-4.98)
Chronic hypertension 1.90 (1.08-3.35)
Birthweight (g) ↑ 500g 1.48 (1.34-1.64)
  1. Data are adjusted odds ratio (95% confidence interval).
  2. * Adjusted for all variables in Table 1.
  3. from any cause excluding placenta praevia >20wk gestation.