Table 2.
Hazard Ratio of Death According to Baseline Body Mass Index (BMI) Categories (SABE cohort, 2000–2010, n = 1,882)
| BMI (kg/m2) | 18.5–<20 | 20–<25 | 25–<30 | ≥30 | p for Trend |
|---|---|---|---|---|---|
| Person-years | 461 | 4,126 | 5,145 | 2,953 | |
| Deaths | 49 | 233 | 233 | 106 | |
| Hazard ratio (95% CI) | |||||
| Crude | 1.98 (1.46–2.70) | 1.0 | 0.80 (0.66–0.95) | 0.63 (0.50–0.79) | <.0001 |
| Adjusted* | 1.51 (1.08–2.10) | 1.0 | 0.84 (0.70–1.02) | 0.82 (0.64–1.06) | .14 |
| Hazard ratio (95% CI) by sex† | |||||
| Female | 1.41 (0.96–2.07) | 1.0 | 0.79 (0.60–1.05) | 0.80 (0.57–1.13) | .13 |
| Male | 1.55 (1.07–2.26) | 1.10 (0.93–1.30) | 0.87 (0.71–1.08) | 0.88 (0.67–1.16) | .18 |
Notes: *Adjusted for age, sex, race, marital status, years of education, childhood socioeconomic status, occupation, income, diabetes, heart disease, lung disease, stroke, arthritis, depressive symptoms, alcohol use, smoking, physical activity, cognitive function, activities of daily living, frailty, and nutritional status, year of entry in the study.
†Adjusted for all of the variables in footnote * and adding an interaction term between BMI and sex.