Table 2 Prevalence and odds ratio for number and type of comorbidities (standardised by age, gender, and deprivation score)
Intellectual disabilities | No Intellectual disabilities | Odds ratio (95 % CI) (standardised by age, gender and deprivation) | |
|---|---|---|---|
N (prevalence %) | N (prevalence %) | ||
N = 8014 (0.6 %) | N = 1,416,364 (99.4 %) | ||
Total number of morbiditiesa | |||
None | 2552 (31.8) | 731,181 (51.6) | 0.26 (0.25–0.27) |
One | 2207 (27.5) | 301,743 (21.3) | 1.48 (1.41–1.55) |
Two | 1498 (18.7) | 162,371 (11.5) | 2.13 (1.99–2.26) |
Three | 874 (10.9) | 96,256 (6.8) | 2.28 (2.10–2.46) |
Four | 471 (5.9) | 57,231 (4.0) | 2.07 (1.87–2.29) |
Five or more | 412 (5.1) | 67,582 (4.8) | 1.60 (1.44–1.79) |
Total number of physical conditions | |||
None | 3087 (38.5) | 799,884 (56.5) | 0.27 (0.25–0.29) |
One | 2397 (29.9) | 294,613 (20.8) | 1.79 (1.71–1.80) |
Two | 1428 (17.8) | 149,477 (10.5) | 2.50 (2.34–2.66) |
Three | 631 (7.9) | 83,016 (5.9) | 1.96 (1.79–2.15) |
Four | 309 (3.9) | 45,587 (3.3) | 1.76 (1.56–1.99) |
Five or more | 162 (2.0) | 43,787 (3.1) | 0.95 (0.81–1.12) p = 0.59 |
Total number of mental health conditionsa | |||
None | 5878 (73.4) | 1,205,242 (85.1) | 0.42 (0.40–0.44) |
One | 1577 (19.7) | 160,958 (11.4) | 2.10 (1.99–2.23) |
Two | 471 (5.9) | 43,232 (3.1) | 2.26 (2.05–2.48) |
Three or more | 88 (1.1) | 6932 (0.5) | 2.43 (1.96–3.00) |