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Table 5 Association between smoking- and alcohol habits in relation to irritable bowel syndrome (IBS) in microscopic colitis

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

  IBS non-IBS
N = 68 N = 63
Crude OR 95% CI OR 95% CI Crude OR 95% CI OR 95% CI
Smoking habits     
  Never smoked (reference) 1.00 1.00 1.00 1.00
  Stopped smoking 1.98 (1.00–3.94) 1.71 (0.73–4.02) 1.82 (1.00–3.31) 1.96 (0.94–4.12)
  Current smokers 3.25 (1.72–6.15) 4.24 (1.92–9.32) 1.09 (0.55–2.16) 1.66 (0.73–3.76)
Smoking-and alcohol habits     
  Neither smoking nor drinking (reference) 1.00 1.00 1.00 1.00
  Drinking but not smoking 1.40 (0.57–3.45) 2.44 (0.81–7.36) 0.62 (0.32–1.18) 0.69 (0.32–1.48)
  Smoking but not drinking 4.49 (1.60–12.60) 8.57 (2.39–30.75) 0.75 (0.26–2.17) 1.28 (0.40–4.12)
  Both smoking and drinking 2.48 (0.96–6.40) 5.84 (1.77–19.29) 0.42 (0.17–1.02) 0.88 (0.32–2.42)
  Missing value “-” “-” “-” “-”
  1. The values for smoking- and alcohol habits are based on the month prior to the completion of the study questionnaires. OR = Odds ratio, CI = confidence interval. Calculations of smoking habits were adjusted for age, physical activity, drinking habits, level of education, and employment. Calculations of smoking- and alcohol habits were adjusted for age, physical activity, level of education, and employment.
  2. “-”, data not shown.