Table II. Comparison of metabolic syndrome and abnormalities according to medical check-ups with respect to the presence or absence of smoking, after propensity score matching for sex and age (univariate analysis).

*Fisher’s exact test. **Objective variables include abnormal highs and abnormal lows. ‡‘Yes’ includes metabolic syndrome reserve. †‘No’ includes 2 (slightly outside the standard range but does not interfere with daily life) in judgement during medical examination. ^§Data exclude missing values. CI: Confidence interval.