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Table 6 Adjusted hazard ratio (aHR)a and 95% confidence intervals (95% CIs) of metabolic syndrome according to the combined status of smoking cessation and alcohol consumption.

From: Smoking cessation, alcohol intake and transient increase in the risk of metabolic syndrome among Japanese smokers at one health checkup institution

   Non-drinker Drinker
All Subjects    
Non-quitters n 1380 3910
  MetS 40 112
  aHR 1 0.98
  95% CI Reference 0.68–1.41
Quitters n 174 383
  MetS 6 27
  aHR 1.24 2.42b
  95% CI 0.52–2.92 1.48–3.94***
Men    
Non-quitters n 1216 3734
  MetS 38 107
  aHR 1 0.94
  95% CI Reference 0.65–1.36
Quitters n 137 358
  MetS 5 27
  aHR 1.18 2.46c
  95% CI 0.46–2.99 1.50–4.02***
Women    
Non-quitters n 164 176
  MetS 2 5
  aHR 1 2.59
  95% CI Reference 0.50–13.34
Quitters n 37 25
  MetS 1 0
  aHR 2.13 0
  95% CI 0.19–23.56 -
  1. a Adjusted for sex and age (all subjects), or age (men and women).
  2. b Interaction = 2.03 (P = 0.146).
  3. c Interaction = 2.27 (P = 0.116)
  4. *: P < 0.05, **: P < 0.01, ***:P < 0.001.