Most prevalent morbidities among older Brazilian adults according to sex, age groups, and major regions

Abstract Objective To identify the most prevalent morbidities among older Brazilian adults in 2013 and 2019 and their percentage variation according to sex and age groups in the country’s major regions. Method This cross-sectional study used data from the 2013 and 2019 National Health Survey, including older adults aged 60 years or over who answered the selected resident questionnaire (2013: n=11,177; 2019: n=22,728). Complex sample analyses with sampling weights were performed, estimating prevalences and confidence intervals to ensure the representativeness of the results. Percentage variation was calculated using the formula [(value at the later time ÷ value at the earlier time) − 1] × 100. Associations between variables were assessed using Pearson’s chi-square test (p