Table 4 Risk of the individual components of metabolic syndrome for reflux oesophagitis (after matching for age and sex)
Cases (%)Controls (%)Univariate analysisMultivariate analysis*Multivariate analysis†
(n = 3539)(n = 3539)OR (95% CI)p ValueOR (95% CI)p ValueOR (95% CI)p Value
Increased waist circumference‡
    (+)48.437.01.60 (1.45 to 1.76)<0.0011.51 (1.35 to 1.69)<0.0011.47 (1.30 to 1.65)<0.001
Elevated blood pressure
    (+)45.240.11.31 (1.16 to 1.48)<0.0011.14 (1.04 to 1.26)0.0071.10 (0.98 to 1.22)0.101
Raised fasting glucose
    (+)20.917.71.23 (1.09 to 1.38)0.0011.13 (1.00 to 1.28)0.0421.06 (0.92 to 1.21)0.443
Hyper-triglyceride
    (+)31.924.01.48 (1.34 to 1.65)<0.0011.27 (1.14 to 1.42)<0.0011.20 (1.05 to 1.36)0.006
Low high-density lipoprotein cholesterol
    (+)25.320.91.28 (1.14 to 1.43)<0.0011.24 (1.11 to 1.39)<0.0011.14 (0.99 to 1.29)0.057
  • *Adjusted for smoking, alcohol and body mass index (BMI).

  • †Adjusted for smoking, alcohol, BMI and individual components of metabolic syndrome.

  • ‡ >90 cm in men and >80 cm in women.

  • CI, confidence interval; OR, odds ratio.