Table 1.
Characteristics of study participants
| Characteristics | Controls, n (%) | Coeliac disease, n (%) |
|---|---|---|
| Total | 1 44 257 (100) | 29 012 (100) |
| Sex | ||
| Male | 54 835 (38) | 11 040 (38·1) |
| Female | 89 422 (62) | 17 972 (61·9) |
| Age, years* | ||
| 0–19 | 58 818 (40·8) | 11 796 (40·7) |
| 20–39 | 26 368 (18·3) | 5306 (18·3) |
| 40–59 | 32 205 (22·3) | 6457 (22·3) |
| ⩾60 | 26 866 (18·6) | 5453 (18·8) |
| Calendar year* | ||
| 1969–1989 | 20 142 (14) | 4029 (13·9) |
| 1990–1999 | 59 864 (41·5) | 12 055 (41·6) |
| 2000–2009 | 64 251 (44·5) | 12 928 (44·6) |
| Country of birth | ||
| Nordic | 1 36 017 (94·3) | 28 056 (96·7) |
| Not Nordic | 8240 (5·7) | 956 (3·3) |
| Comorbidity | ||
| Diabetes† | 595 (0·4) | 954 (3·3) |
| Liver disease | 4880 (3·4) | 1524 (5·3) |
| End-stage renal disease | 235 (0·2) | 135 (0·5) |
| Asthma | 6363 (4·4) | 1935 (6·7) |
| Ischaemic heart disease | 8322 (5·8) | 2141 (7·4) |
*
At time of coeliac disease diagnosis.
†
Diagnosed at age ⩽30 years.