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. 2021 Nov 18;7(2):87–96. doi: 10.1159/000520995

Table 3.

Frequency of EIMs in both pediatric- and adult-onset UC patients

EIM (ever) Pediatric UC diagnosis (<18 years old) (n = 184), n (%) Adult UC diagnosis (≥18 years old) (n = 846), n (%) p value
Oral erosions/ulcers 19 (10.3) 48 (5.7) 0.020
Erythema nodosum 4 (2.2) 31 (3.7) 0.312
Pyoderma gangrenosum 6 (3.3) 13 (1.5) 0.115
Arthritis/arthralgia 42 (22.8) 305 (36.1) 0.001
PSC 15 (8.2) 25 (3) 0.001
Uveitis/iritis 5 (2.7) 52 (6.2) 0.065
Ankylosing spondylitis/sacroiliitis 4 (2.2) 43 (5.1) 0.087
Any EIM 70 (38) 368 (43.5) 0.175