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Table 4 Prevalence and odds ratios for individual mental health conditions (standardised by age, gender, and deprivation score). Conditions are ordered by size of odds ratio (largest to smallest)

From: Multiple physical and mental health comorbidity in adults with intellectual disabilities: population-based cross-sectional analysis

Condition Intellectual disabilities No Intellectual disabilities Odds ratio (95 % CI) (standardised by age, gender and deprivation)
total number (prevalence) total number (prevalence)
Schizophrenia (and related non-organic psychosis) or bipolar disorder 448 (5.6) 12,045 (0.9) 7.16 (6.49–7.89)
Anxiety & other neurotic, stress related & somatoform disorders 649 (8.1) 55,077 (3.9) 2.62 (2.41–2.84)
Dementia 84 (0.8) 11,612 (1.1) 2.22 (1.78–2.77)
Depression 1267 (15.8) 142,676 (10.1) 1.88 (1.76–2.00)
Anorexia or bulimia 37 (0.5) 5269 (0.4) 1.31 (0.95–1.82) p = 0.09
Alcohol misuse 304 (3.8) 42,060 (3.0) 1.18 (1.05–1.33)
  1. One way analysis of variance
  2. All difference significant at p < 0.001 except where stated