Table 1. Characteristics of study participants. The Brazilian Longitudinal Study of Aging (ELSI-Brazil), 2015-2016. (n = 8,556).
| Variable | % | 95%CIa |
|---|---|---|
| Age (years) | ||
| 50–59 | 48.7 | 44.6–52.8 |
| 60–69 | 29.8 | 27.9–31.7 |
| 70 or older | 21.5 | 19.0–24.3 |
| Female | 53.4 | 50.4–56.4 |
| Lives with a partner | 64.8 | 61.8–67.6 |
| Education (years of schooling) | ||
| 0–3 | 31.8 | 28.5–35.2 |
| 4–7 | 31.6 | 29.0–34.2 |
| 8–11 | 28.3 | 25.8–31.0 |
| 12 or more | 8.3 | 7.2–9.6 |
| Perceived income sufficiency | ||
| Always enough | 33.0 | 30.5–35.7 |
| Sometimes it’s enough | 26.1 | 24.4–27.8 |
| Never enough | 40.9 | 37.7–44.2 |
| Current smoker | 17.0 | 15.6–18.5 |
| Two or more chronic diseasesb | 35.9 | 34.0–37.8 |
| Difficulty performing BADLc | ||
| No | 85.5 | 84.1–86.7 |
| Yes | 14.5 | 13.3–15.9 |
| Self-rated health | ||
| Good | 43.9 | 41.3–46.5 |
| Regular | 44.7 | 42.8–46.7 |
| Poor | 11.4 | 10.2–12.7 |
| Frailty components | ||
| Weight loss in the last 12 months | 7.4 | 6.6–8.3 |
| Weakness | 22.6 | 20.7–24.5 |
| Low gait speed | 20.5 | 18.2–23.1 |
| Exhaustion | 28.6 | 26.5–30.8 |
| Low physical activity | 19.8 | 17.8–21.9 |
| At least 3 of the above listed | 9.0 | 8.0–10.1 |
a Estimated 95% confidence intervals.
b History of medical diagnosis of hypertension, diabetes, heart disease, chronic lung disease, stroke, arthritis, asthma, cancer, and kidney disease.
c Difficulty in performing one of the following basic activities of daily living (BADL): bathing, dressing, eating, using the toilet, getting out of bed, crossing a room on the same floor.