Table 3 Incidence rates and hazard ratios for individual IMIDs
Outcome | Exposed cohort | Unexposed cohort |
|---|---|---|
Autoimmune thyroiditis | ||
 Outcome events | N < 5 | 18 |
 Crude incidence rate per 1000 person-years | 0.020 | 0.029 |
 Crude HR (95% CI) | 0.67(0.20–2.27) | |
 Adjusted HR (95% CI) | 0.63 (0.19–2.15) | |
Coeliac disease | ||
 Outcome events | 37 | 113 |
 Crude incidence rate per 1000 person-years | 0.24 | 0.18 |
 Crude HR (95% CI) | 1.32 (0.91–1.92) | |
 Adjusted HR (95% CI) | 1.30 (0.90–1.89) | |
Inflammatory bowel disease | ||
 Outcome events | 276 | 817 |
 Crude incidence rate per 1000 person-years | 0.18 | 0.13 |
 Crude HR (95% CI) | 1.37 (1.19–1.57) | |
 Adjusted HR (95% CI) | 1.36 (1.18–1.56) | |
Myasthenia gravis | ||
 Outcome events | 5 | 21 |
 Crude incidence rate per 1000 person-years | 0.033 | 0.034 |
 Crude HR (95% CI) | 0.96 (0.36–2.55) | |
 Adjusted HR (95% CI) | 0.92 (0.35–2.45) | |
Pernicious anaemia | ||
 Outcome events, | 17 | 50 |
 Crude incidence rate per 1000 person-years | 0.11 | 0.082 |
 Crude HR (95% CI) | 1.37 (0.79–2.38) | |
 Adjusted HR (95% CI) | 1.34 (0.77–2.32) | |
Psoriasis | ||
 Outcome events | 223 | 743 |
 Crude incidence rate per 1000 person-years | 1.47 | 1.22 |
 Crude HR (95% CI) | 1.21 (1.04–1.41) | |
 Adjusted HR (95% CI) | 1.23 (1.05–1.42) | |
Rheumatoid arthritis | ||
 Outcome events | 66 | 248 |
 Crude incidence rate per 1000 person-years | 0.44 | 0.41 |
 Crude HR (95% CI) | 1.08 (0.82–1.41) | |
 Adjusted HR (95% CI) | 1.06 (0.81–1.40) | |
Sjogren’s syndrome | ||
 Outcome events | N < 5 | 23 |
 Crude incidence rate per 1000 person-years | 0.00066 | 0.038 |
 Crude HR (95% CI) | 0.18 (0.02–1.31) | |
 Adjusted HR (95% CI) | 0.17 (0.02–1.27) | |
Systemic lupus erythematosus | ||
 Outcome events, no. (%a) | 10 | 39 |
 Crude incidence rate per 1000 person-years | 0.066 | 0.064 |
 Crude HR (95% CI) | 1.03 (0.51–2.06) | |
 Adjusted HR (95% CI) | 1.02 (0.51–2.05) | |
Type 1 diabetes mellitus | ||
 Outcome events | 42 | 106 |
 Crude incidence rate per 1000 person-years | 0.28 | 0.17 |
 Crude HR (95% CI) | 1.60 (1.12–2.29) | |
 Adjusted HR (95% CI) | 1.56 (1.09–2.23) | |
Vitiligo | ||
 Outcome events | 19 | 60 |
 Crude incidence rate per 1000 person-years | 0.13 | 0.098 |
 Crude HR (95% CI) | 1.28 (0.76–2.14) | |
 Adjusted HR (95% CI) | 1.28 (0.77–2.15) | |