Baby Check | 49.9 (459/920) | 0 | - | - | |
Mean age of mothers (years) | 28.9a (5.4)b | 47 | 27.9a | 28.4a | 1996c |
Male infant | 52.6 (479/911) | 9 | 51.7 | 51.5 | 1996c |
First-born child | 44.4 (399/899) | 21 | 43.9 | 43.8 | 1995c |
Breastfed | 48.0 (413/860) | 60 | 48.9 | 47.4 | 2000c |
Apgar score <9 | 4.8 (40/832) | 88 | 5.9 | - | 1998d |
Caesarean delivery | 17.7 (155/877) | 43 | - | 16.8 | 1996c |
Gestational age <36 weeks | 5.2 (40/762) | 158 | 7.2 | 6.8 | 1995c |
Birth weight <2500 g | 5.3 (47/889) | 31 | 7.2 | 5.9 | 1995c |
Deprivation category 3–5 | 25.9 (238/920) | 0 | 44.0 | 62.0 | 1999e |
Deprivation category 6–7 | 42.3 (389/920) | 0 | 40.7 | 17.8 | 1999e |