Fig 1.
Conceptual framework.
Fig 2.
Percentage of participants with cognitive impairment, by income groups.
Fig 3.
Percentage of participants with frailty, by income groups.
Table 1.
Characteristics by monthly household income.
Table 2.
Odds ratio (95% confidence interval) on cognitive impairment.
Table 3.
Odds ratio (95% confidence interval) on frailty.
Table 4.
Regression coefficients from multiple linear regression analysis on self-rated health.