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Table 1 Demographic information and etiology of Inflammatory Bowel Disease patients and controls

From: Lactase persistence, NOD2 status and Mycobacterium avium subsp. paratuberculosis infection associations to Inflammatory Bowel Disease

  CD UC HC
  (n = 173) (n = 105) (n = 188)
Gender (%female) 50,86 53,33 53,15
Age (yr)
 Mean 38,4+/−12,2 44,9+/−12,9 40,0+/−12,94
 Range 16–77 21–69 19–61
 ND 16,5 % 8 %  
Drugs (%)
 Azathioprine 43,35 15,20 -
 Budenoside 3,47 4,80 -
 Infliximab 15,60 2,90 -
 Mesasalazine 57,23 63,80 -
 Metronidazol 4,62 2,90 -
 Prednisolone 8,67 11,40 -
Disease Location (%)
 Rectum (E1) - 41,90 -
 Left colon (E2) - 17,10 -
 Colon (E3, L2) 12,70 31,40 -
 Ileum (L1) 42,2 - -
 Ileocolon (L3) 30,60 - -
 Upper digestive tract (L4) 2,90 - -
 ND 11,60 9,50 -
Active Disease (%) 16,18 14,28 -
  1. CD: Crohn’s Disease, UC: Ulcerative colitis, HC: Healthy Controls, ND: Not determined.