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Table 1 Demographic and clinical characteristics for UC and CD group

From: Moderate performance of serum S100A12, in distinguishing inflammatory bowel disease from irritable bowel syndrome

  UC CD
  N % N %
Total 64   64  
Sex     
   Men 40 62.5 35 54.7
   Women 24 37.5 29 45.3
Age, mean (SD) 51.2(13.4) 40.3(15.6)
Age at onset     
   ≥40 yrs - 11 17.2
   <40 yrs - 53 82.8
Current smoking     
   No 54 84.4 21 32.8
   Yes 10 15.6 43 67.2
Disease duration, mean (SD), years 7.1(0.3) 5.3(0.3)
Disease extent (UC)     
   Proctitis 18 28.1 - -
   Left-sided colitis 22 34.4 - -
   Pancolitis 24 37.5 - -
Disease location (CD)     
   Ileitis - - 22 34.4
   Colitis - - 11 17.2
   Ileocolitis - - 31 48.4
Disease behavior     
   Stricturing - - 14 21.9
   Penetrating - - 9 14.1
   NS/NP - - 41 64
Extraintestinal manifestations     
   None 43 67.2 34 53.1
   1 or more 21 32.8 30 46.9
Treatment     
   5-ASA 49 76.6 54 84.4
   Corticosteroids 25 39.1 46 71.9
   Immunosuppressants 14 21.9 21 32.8
   Anti-TNF 3 4.7 16 25.0
   Surgery 1 1.6 2 3.1
  1. UC: ulcerative colitis, CD: Crohn's disease, yrs: years, NS/NP: non stricturing non penetrating