Table 3.

Incidence of coeliac disease across socioeconomic groups (N=2 063 421)

Quintile of deprivation	1=least deprived*	2*	3*	4*	5=most deprived*	Missing
Sex
Male	11.4 (9.7 to 13.4)	11.4 (9.5 to 13.6)	9.3 (7.7 to 11.4)	7.4 (5.9 to 9.3)	6.4 (4.8 to 8.5)	8.2 (5.6 to 11.9)
Female	17.0 (14.8 to 19.6)	17.9 (15.4 to 20.7)	12.4 (10.4 to 14.8)	13.6 (11.4 to 16.2)	9.4 (7.3 to 12.0)	14.4 (10.8 to 19.2)
Age (years)
0–2	15.6 (12.3 to 19.8)	18.5 (14.5 to 23.5)	14.4 (11.0 to 18.8)	10.4 (7.5 to 14.3)	9.3 (6.3 to 13.8)	13.1 (8.3 to 20.5)
3–9	14.6 (12.4 to 17.1)	15.7 (13.2 to 18.6)	9.9 (8.0 to 12.3)	11.9 (9.7 to 14.6)	8.3 (6.2 to 11.0)	11.9 (8.5 to 16.8)
10–18	13.0 (10.9 to 15.4)	11.6 (9.5 to 14.2)	10.1 (8.1 to 12.5)	8.9 (7.0 to 11.3)	6.7 (4.9 to 9.2)	9.2 (6.0 to 14.2)
Calendar period
1993–1997	8.2 (4.5 to 14.9)	5.3 (2.4 to 11.9)	10.5 (5.9 to 18.5)	8.1 (4.2 to 15.6)	4.7 (1.7 to 12.6)	16.4 (8.2 to 32.8)
1998–2002	12.3 (9.7 to 15.6)	10.0 (7.5 to 13.4)	8.6 (6.3 to 11.7)	8.2 (5.9 to 11.5)	5.2 (3.2 to 8.4)	8.2 (4.7 to 14.5)
2003–2007	12.6 (10.4 to 15.2)	14.8 (12.2 to 17.9)	11.4 (9.1 to 14.2)	9.3 (7.2 to 12.0)	7.6 (5.5 to 10.6)	8.5 (5.4 to 13.5)
2008–2012	17.4 (14.9 to 20.4)	18.4 (15.5 to 21.7)	11.7 (9.5 to 14.3)	13.0 (10.6 to 16.0)	10.2 (7.8 to 13.3)	14.4 (10.3 to 20.0)
Country
England	14.2 (12.7 to 15.9)	14.7 (12.9 to 16.7)	11.1 (9.6 to 12.8)	10.9 (9.3 to 12.7)	8.0 (6.4 to 9.9)	11.9 (9.2 to 15.4)
Scotland	12.6 (8.2 to 19.1)	17.0 (12.7 to 22.7)	9.6 (6.4 to 14.5)	8.2 (5.4 to 12.6)	7.1 (4.5 to 11.3)	9.2 (4.8 to 17.8)
Wales	14.4 (9.2 to 22.6)	10.2 (6.0 to 17.3)	9.1 (5.3 to 15.6)	11.4 (6.9 to 18.5)	7.2 (3.2 to 16.0)	7.3 (1.0 to 51.9)
Northern Ireland	13.1 (6.2 to 24.2)	7.8 (3.2 to 18.8)	11.3 (5.7 to 22.7)	4.1 (1.0 to 14.4)	9.1 (4.1 to 20.4)	9.6 (4.0 to 23.1)

*Incidence rates of coeliac diseases per 100 000 person-years (95% CIs).

CI, confidence interval.