Fig. 1From: Impact of obstetric interventions on condition at birth in extremely preterm babies: evidence from a national cohort studyPrincipal pathways in the obstetric antecedents analysis. Flow diagram showing inclusion numbers, main pathways and principal outcomes for an assessment of the impact of obstetric interventions on condition at birth and delivery room death in the EPICure 2 cohort of babies born between 22 and 26 completed weeks gestation in England in 2006Back to article page