Table 7.

Number of children by gestational age and relative risk of severe or moderate disability^* at age 5 years

Gestational age	Severe or moderate disability		Relative risk (95% CI)
	Meningitis group (n=1584)	Control group (n=1391)
<32 weeks	32/74	0/11	Not calculable
32-36 weeks	30/170	3/81	4.76 (1.50 to 15.15)
⩾37 weeks	108/1092	13/1037	7.89 (4.47 to 13.94)

^*Mantel-Haenszel weighted relative risk (95% CI) for all = 7.64 (4.56 to 12.79)