Table 4

Lifestyle related factors and risk of symptomatic gastroesophageal reflux
Variables Cases Controls Unadjusted OR 95% CI Adjusted ORa 95% CI
Smoking
Never 108 5739 1.0 (ref) 1.0 (ref)
Ex-smokers 16 559 1.5 (0.9-2.6) 1.5 (0.8-3.1)
Current smokers 26 1597 0.9 (0.6-1.3) 0.9 (0.5-1.6)
Alcohol drinking
Never 129 6713 1.0 (ref) 1.0 (ref)
Regular 21 1188 0.9 (0.6-1.5) 1.2 (0.7-2.1)
Tea drinking
No 120 5985 1.0 (ref) 1.0 (ref)
Yes 30 1914 0.8 (0.5-1.2) 0.8 (0.5-1.3)

OR, odds ratio; CI, confidence interval.

aORs were mutually adjusted for variables listed in the table, as well as age, sex, waist-to-hip ratio, history of diabetes mellitus, hypertension, gastritis, or peptic ulcer, and serum TG.

Chen et al.

Chen et al. BMC Gastroenterology 2012 12:161   doi:10.1186/1471-230X-12-161

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