Skip to main content

Table 5 Case-mix adjusted morbidity rates across quintiles of hospital intrapartum caesarean section rates in NSW, 2007–2011

From: Variation in hospital caesarean section rates for women with at least one previous caesarean section: a population based cohort study

Hospital quintiles Maternal morbidity Neonatal morbidity Postpartum haemorrhage Apgar score at 5 minutes <7
Rate (95 % CI) OR (95 % CI) Rate (95 % CI) OR (95 % CI) Rate (95 % CI) OR (95 % CI) Rate (95 % CI) OR (95 % CI)
Intrapartum caesarean        
1st quintile (low) 2.8 (2.4, 3.2) 0.95 (0.61, 1.49) 2.7 (2.0, 3.3) 0.65 (0.43, 0.99) 9.0 (7.6, 10.4) 0.73 (0.55, 0.97) 1.5 (1.3, 1.7) 0.96 (0.70, 1.32)
2nd quintile 3.3 (2.9, 3.6) 1.56 (1.03, 2.35) 3.0 (2.2, 3.9) 0.70 (0.46, 1.08) 12.0 (9.6, 14.3) 0.94 (0.72, 1.23) 1.8 (1.3, 2.2) 0.78 (0.57, 1.08)
3rd quintile 2.7 (2.6, 2.9) 1.00 3.6 (2.3, 4.9) 1.00 11.4 (9.0, 13.8) 1.00 1.5 (1.3, 1.7) 1.00
4th quintile 2.8 (2.5, 3.1) 0.15 (0.70, 1.88) 2.5 (1.8, 3.1) 0.55 (0.34, 0.88) 9.4 (7.7, 11.0) 0.72 (0.54, 0.98) 1.5 (1.4, 1.6) 0.84 (0.61, 1.14)
5th quintile (high) 2.7 (2.6, 2.9) 1.04 (0.65, 1.67) 2.3 (1.5, 3.0) 0.47 (0.29, 0.77) 8.8 (7.3, 10.3) 0.66 (0.46, 0.92) 1.5 (1.2, 1.8) 1.02 (0.73, 1.43)
ALL 2.9 (2.5, 3.3) 2.8 (1.9, 3.8) 10.3 (7.9, 12.6) 1.6 (1.3, 1.9)