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Table 4 Crohn disease ‘s behavior in relation to age and gender

From: The prevalence and phenotype in Brazilian patients with inflammatory bowel disease

Phenotypic elements Behavior (B)
B1 B2 B3 B1p B2p B3p p
n % n % n % n % n % n %
Age at diagnosis (A) A1: ≤ 16 10 5.6 0 0.0 2 6.9 3 11.1 1 5.6 9 19.6 0.001
A2: 17–40 90 50.9 30 53.6 20 69.0 20 74.1 16 88.8 29 63.0  
A3: > 40 77 43.5 26 46.4 7 24.1 4 14.8 1 5.6 8 17.4  
Gender Female 110 62.1 26 46.4 16 55.2 10 37.0 11 61.1 22 47.8 0.042
Male 67 37.9 30 53.6 13 44.8 17 63.0 7 38.9 24 52.2  
  1. B1 nonstricturing/non-fistulizing, B2 stricturing, B3 fistulizing, p-perianal disease modifier