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Table 2 Factors contributing to chronic disease prevalence in elderly: logistic regression

From: Living arrangements, chronic diseases, and prescription drug expenditures among Korean elderly: vulnerability to potential medication underuse

  1 major chronic diseases or more, odds Ratio (95% confidence interval)
Living arrangement
 Living with adult aged 20-64 1.00
 Living only with spouse 1.29 (1.03-1.61)*
 Living alone 2.43 (1.66-3.56)*
Age
 65-74 1.00
 75+ 1.24 (0.98-1.57)
Gender
 Women 1.00
 Men 0.39 (0.29-0.53)*
Education
 Elementary school or less 1.00
 Middle school 0.89 (0.66-1.19)
 High school or more 1.06 (0.81-1.37)
Employment
 Not employed 1.00
 Employed 0.91 (0.74-1.12)
Household equivalent income
 High 1.00
 Middle high 0.98 (0.75-1.28)
 Middle low 1.02 (0.76-1.36)
 Low 0.98 (0.72-1.33)
Smoking
 Non-smoker 1.00
 Ex-smoker 1.16 (0.85-1.57)
 Current smoker 0.83 (0.60-1.15)
Exercise
 No 1.00
 Yes 0.93 (0.68-1.26)
BMI (kg/m2)
 Normal (<23) 1.00
 Overweight (23 to <25) 1.98 (1.57-2.51)*
 Obese (≥25) 2.54 (1.95-3.30)*
  1. High (≥ US$13,166); Middle high (US$7,760 to <13,166); Middle low (US$4,690 to <7,760); Low (<US$4,690).
  2. *P-value < 0.05.