Baseline characteristics by income groups.

<p>Abbreviations: ADL: Activities of daily living; BMI: Body mass index; CRP: C-reactive protein; CVD: Cardiovascular disease; GPA: General physical activities; HEI: Healthy eating index; IADL: Instrumental activities of daily living; LEM: Lower extremity mobility; LSA: Leisure and social activities; PIR: Poverty-income ratio.</p><p>Data are N (%) unless otherwise indicated. ^a χ² (chi-square) analysis was used to compare frequencies and ANOVA was used to compare mean age between groups.