Table 1.

Incidence of coeliac disease (N=2 063 421)

	Number of coeliac disease cases	Person-years	Rate per 100 000 person-years (95% CI)	Unadjusted incidence rate ratios (95% CI)
Overall	1247	10 508 374	11.9 (11.2 to 12.5)
Sex
Male	514	5 448 627	9.4 (8.6 to 10.3)	1
Female	733	5 059 747	14.5 (13.5 to 15.6)	1.53 (1.37 to 1.72)
Age (years)
<1	24	599 728	4.0 (2.7 to 6.0)
1	125	668 994	18.7 (15.7 to 22.2)
2	119	662 631	17.9 (15.0 to 21.5)
3	91	653 575	13.9 (11.3 to 17.1)
4	97	643 093	15.1 (12.4 to 18.4)
5	67	629 754	10.6 (8.4 to 13.5)
6	81	618 239	13.1 (10.5 to 16.3)
7	74	608 210	12.1 (9.7 to 15.3)
8	66	597 770	11.0 (8.7 to 14.0)
9	64	587 151	10.9 (8.5 to 13.9)
10	62	576 655	10.7 (8.4 to 13.8)
11	55	566 426	9.7 (7.4 to 12.6)
12	56	554 291	10.1 (7.7 to 13.1)
13	58	539 042	10.7 (8.3 to 13.9)
14	65	521 484	12.4 (9.7 to 15.9)
15	43	507 872	8.4 (6.3 to 11.4)
16	43	495 529	8.6 (6.4 to 11.7)
17	57	477 930	11.9 (9.2 to 15.5)
Country
England	1003	8 194 945	12.2 (11.5 to 13.0)	1
Scotland	139	1 286 924	10.8 (9.1 to 12.7)	0.88 (0.73 to 1.05)
Wales	69	649 399	10.6 (8.4 to 13.4)	0.87 (0.68 to 1.10)
Northern Ireland	36	377 106	9.5 (6.9 to 13.2)	0.77 (0.55 to 1.08)
Calendar period
1993–1997	50	603 213	8.3 (6.3 to 10.9)	1
1998–2002	222	2 405 398	9.2 (8 to 1.10.5)	1.11 (0.82 to 1.51)
2003–2007	404	3 572 886	11.3 (10.2 to 12.5)	1.36 (1.01 to 1.83)
2008–2012	571	3 926 877	14.5 (13.4 to 15.8)	1.75 (1.31 to 2.34)
Socioeconomic deprivation (quintile of Townsend index)
1 (least deprived)	350	2 479 655	14.1 (12.7 to 15.7)	1.80 (1.45 to 2.22)
2	295	2 032 782	14.5 (12.9 to 16.2)	1.85 (1.48 to 2.30)
3	221	2 043 017	10.8 (9.5 to 12.3)	1.38 (1.09 to 1.73)
4	198	1 901 385	10.4 (9.0 to 11.9)	1.33 (1.05 to 1.67)
5 (most deprived)	110	1 402 742	7.8 (6.5 to 9.4)	1
Missing	73	648 793	11.2 (8.9 to 14.1)	1.43 (1.06 to 1.92)

CI, confidence interval.