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Table 3 Results of pooling odds ratio and risk ratio of includied studies

From: Atopic dermatitis and risk of autoimmune diseases: a systematic review and meta-analysis

Type of autoimmune disease Cross-sectional/case–control studies Cohort studies
Studies(n) Case/control(n) OR (95% CI) Studies(n) Case/control(n) RR (95% CI)
Alopecia areata 4 87,139,761/88,638,587 9.72 (4.38–21.59) 3 1,443,111/2,410,018 2.98 (1.36–6.53)
Systematic lupus erythematosus 4 88,496,787/89,412,647 1.74 (1.34–2.19) 2 1,585,927/2,940,046 2.20 (1.44–3.38)
Vitiligo 6 88,529,196/ 89,676,032 3.61 (2.31–5.63) 2 1,402,804/2,248,790 1.64 (1.27–2.13)
Celiac disease 4 88,571,653/89,361,659 1.98 (1.51–2.60) 1 1,393,570/2,170,618 1.41 (1.32–1.50)
Crohn’s disease 5 87,101,613/87,416,984 1.66 (1.50–1.84) 3 3,000,852/2,776,586 1.38 (1.17–1.63)
Ulcerative colitis 5 87,101,613/87,416,984 1.95 (1.57–2.44) 2 1,607,282/8,972,054 1.49 (1.05–2.11)
Rheumatoid arthritis 5 88,527,141/89,675,474 1.18 (1.01–1.37) 3 1,462,324/2,946,824 1.38 (1.16–1.63)