| Characteristic | No. (%) registered | Prevalence ratio (95% confidence interval) | |
|---|---|---|---|
| Unadjusted | Adjusted* | ||
| World region of birth | |||
| Long-term residents (n = 9 244 570) | 2 453 116 (26.5) | 1.00 [Reference] | 1.00 [Reference] |
| Immigrants (n = 1 947 646) | 231 180 (11.9) | ||
| East Asia and Pacific | 41 752 (8.4) | 0.31 (0.31-0.32) | 0.39 (0.38-0.40) |
| South Asia | 53 077 (11.2) | 0.42 (0.42-0.43) | 0.53 (0.52-0.54) |
| Latin America and Caribbean | 41 006 (15.2) | 0.57 (0.57-0.58) | 0.68 (0.67-0.69) |
| Eastern Europe and Central Asia | 20 222 (9.4) | 0.35 (0.35-0.36) | 0.38 (0.37-0.40) |
| Middle East and North Africa | 19 059 (10.5) | 0.40 (0.39-0.40) | 0.47 (0.46-0.49) |
| Western Europe | 31 637 (20.6) | 0.78 (0.77-0.79) | 0.79 (0.78-0.81) |
| Sub-Saharan Africa | 9080 (7.9) | 0.30 (0.29-0.30) | 0.35 (0.33-0.36) |
| United States, Australia and New Zealand | 15 209 (40.0) | 1.51 (1.49-1.53) | 1.40 (1.36-1.43) |
| Other | 138 (17.8) | 0.67 (0.58-0.78) | 1.01 (0.74-1.36) |
| Age category, yr | |||
| 16-19 | 107 575 (15.9) | 1.00 [Reference] | 1.00 [Reference] |
| 20-29 | 406 873 (22.6) | 1.42 (1.41-1.43) | 1.45 (1.43-1.47) |
| 30-39 | 526 486 (29.2) | 1.84 (1.83-1.85) | 1.96 (1.94-1.99) |
| 40-49 | 556 450 (27.9) | 1.75 (1.74-1.76) | 1.85 (1.82-1.87) |
| 50-59 | 502 942 (24.8) | 1.56 (1.55-1.57) | 1.54 (1.52-1.56) |
| 60-69 | 349 575 (23.9) | 1.50 (1.49-1.51) | 1.41 (1.39-1.43) |
| 70-79 | 165 279 (19.2) | 1.20 (1.20-1.21) | 1.11 (1.10-1.13) |
| ≥ 80 | 69 116 (12.1) | 0.76 (0.76-0.77) | 0.69 (0.68-0.70) |
| Sex | |||
| Female | 1 495 776 (25.9) | 1.00 [Reference] | 1.00 [Reference] |
| Male | 1 188 520 (21.9) | 0.85 (0.85-0.85) | 0.83 (0.83-0.83) |
| Residence | |||
| Urban | 2 306 304 (23.2) | 1.00 [Reference] | 1.00 [Reference] |
| Rural† | 377 992 (29.8) | 1.28 (1.28-1.29) | 0.97 (0.96-0.98) |
| Neighbourhood income quintile | |||
| First (lowest) | 430 400 (20.4) | 0.86 (0.86-0.86) | 1.03 (1.02-1.04) |
| Second | 491 648 (22.5) | 0.95 (0.95-0.95) | 1.00 (0.99-1.01) |
| Third | 537 122 (23.6) | 1.00 [Reference] | 1.00 [Reference] |
| Fourth | 588 534 (25.0) | 1.06 (1.05-1.06) | 1.00 (0.99-1.00) |
| Fifth (highest) | 636 592 (28.1) | 1.19 (1.18-1.19) | 1.02 (1.01-1.02) |
| Ethnic concentration quintile† | |||
| First (lowest) | 417 114 (31.6) | 1.08 (1.08-1.08) | 1.11 (1.10-1.11) |
| Second | 524 728 (31.0) | 1.06 (1.06-1.06) | 1.07 (1.06-1.07) |
| Third | 548 379 (29.2) | 1.00 [Reference] | 1.00 [Reference] |
| Fourth | 582 938 (25.8) | 0.88 (0.88-0.89) | 0.89 (0.89-0.89) |
| Fifth (highest) | 575 086 (14.8) | 0.50 (0.50-0.51) | 0.58 (0.57-0.58) |
| Material deprivation quintile† | |||
| First (lowest) | 772 427 (26.1) | 1.11 (1.10-1.11) | 1.10 (1.10-1.11) |
| Second | 625 442 (24.7) | 1.05 (1.04-1.05) | 1.02 (1.01-1.03) |
| Third | 519 271 (23.6) | 1.00 [Reference] | 1.00 [Reference] |
| Fourth | 414 418 (22.3) | 0.97 (0.96-0.97) | 1.00 (0.99-1.01) |
| Fifth (highest) | 316 687 (20.8) | 0.88 (0.88-0.89) | 0.99 (0.98-1.01) |
*Adjusted for world region of birth, sex, residence, age category, neighbourhood income quintile, material deprivation quintile and ethnic concentration quintile. Adjusted analysis based on a random sample of 20% (n = 2 238 443).
†Data missing for 145 466 people (1.3%), of whom 36 051 were registered for donor and tissue donation.