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Table 1 Patient and control characteristics

From: Smoking- and alcohol habits in relation to the clinical picture of women with microscopic colitis compared to controls

  Controls N = 737 MC1 N = 78 MC2 N = 53 IBS N = 68 non-IBS N = 63
Age at study (years) 56.16 (50.47–62.36) 62.73 (58.60–67.30) 63.78 (59.98–66.67) 62.68 (58.46–66.96) 63.78 (59.64–67.18)
Age groups (%)      
  45-49 17.1 5.1 3.8 5.9 3.2
  50-54 22.3 9.0 3.8 5.9 7.9
  55-59 22.3 14.1 13.2 16.2 11.1
  60-64 19.5 28.2 37.7 32.4 31.7
  65-69 11.7 25.6 26.4 22.1 30.2
  70-74 7.2 17.9 15.1 17.6 15.9
Smoking habits (%)      
  Never smoked 42.3 30.8 22.6 22.1 33.3
  Stopped smoking 29.9 29.5 47.2 30.9 42.9
  Current smokers 27.8 39.7 30.2 47.1 23.8
Days of wine drinking/month (%) missing data 6.8 3.8 7.5 2.9 7.9
  0-2 49.5 46.2 37.7 41.2 44.4
  3-4 15.2 10.3 15.1 16.2 7.9
  5-7 12.3 7.7 9.4 8.8 7.9
  >7 16.1 32.1 30.2 30.9 31.7
Smoking- and alcohol habits (%) missing data 0.3 3.8 3.8 2.9 4.8
  No use 16.1 11.5 22.6 8.8 23.8
  Drinking 55.8 47.4 45.3 42.6 50.8
  Smoking 7.2 17.9 5.7 17.6 7.9
  Smoking and drinking 20.6 19.2 22.6 27.9 12.7
BMI (kg/m 2 ) missing (%) 24.84 (22.55–27.79) 0 24.40 (21.50–28.20) 42.3 26.07 (24.06–29.66) 47.2 26.10 (23.35–29.93) 39.7 24.40(21.56–26.94) 49.2
Min of physical activity/week (%) missing 2.2 25.6 30.2 25.0 30.2
  0-223 25.0 35.9 30.2 36.8 30.2
  224-385 24.0 16.7 18.9 13.2 22.2
  386-585 24.6 10.3 11.3 11.8 9.5
  >585 24.3 11.5 9.4 13.2 7.9
Married women (%) 61.9 57.7 58.5 57.4 58.7
Level of education (%) missing 0 2.6 1.9 2.9 1.6
  ≤12 years at school 76.1 62.8 75.5 67.6 68.3
  >12 years at school 23.9 34.6 22.6 29.4 30.2
Employment (%)      
  Employed 65.7 47.4 39.6 47.1 41.3
  Retired 26.5 48.7 50.9 45.6 54.0
  Others* 7.9 3.8 9.4 7.4 4.8
  1. The values for smoking- and alcohol habits are based on the month prior to the completion of the study questionnaires. BMI = Body mass index, IBS = Irritable bowel syndrome, MC = Microscopic colitis. * = Includes housewives, students and unemployed. Values are given as median (interquartile range).