Table 4.
Model: Odds ratios (95% CI) adjusted for age, educational qualification (uneducated, middle school, and beyond high school), equivalent household income (low, middle, and high), marriage status, and health behaviors (smoking, drinking, and exercise). *Odds ratio (95%CI) were calculated using multiple logistic regression analysis among the elderly aged 60 yr or over; †Cardiovascular diseases include stroke, angina pectoris, myocardial infarction; ‡Pulmonary diseases include asthma, chronic lower obstructive pulmonary disease.