Table 2. Mortality according to body mass index and metabolic health status.
| MHNO | MUNO | MHO | MUO | |
|---|---|---|---|---|
| Person-year | 1366032 | 454731 | 421845 | 335448 |
| All-cause mortality | ||||
| n (%) | 2861 (1.66) | 3010 (5.37) | 733 (1.38) | 1182 (2.87) |
| Mortality rate/1000 person-year | 2.09 | 6.62 | 1.74 | 3.52 |
| Model 1 | 1 (ref) | 1.29 (1.23, 1.36) | 0.79 (0.73, 0.85) | 0.96 (0.90, 1.03) |
| Model 2 | 1 (ref) | 1.28 (1.21, 1.35) | 0.81 (0.74, 0.88) | 0.98 (0.91, 1.06) |
| Cardiovascular mortality | ||||
| n (%) | 361 (0.21) | 597 (1.07) | 78 (0.15) | 242 (0.59) |
| Mortality rate/1000 person-year | 0.26 | 1.31 | 0.19 | 0.72 |
| Model 1 | 1 (ref) | 1.87 (1.63, 2.13) | 0.69 (0.54, 0.89) | 1.53 (1.30, 1.80) |
| Model 2 | 1 (ref) | 1.88 (1.63, 2.16) | 0.73 (0.57, 0.95) | 1.59 (1.33, 1.88) |
| Cancer mortality | ||||
| n (%) | 1233 (0.71) | 1112 (1.98) | 343 (0.64) | 476 (1.16) |
| Mortality rate/1000 person-year | 0.90 | 2.45 | 0.81 | 1.42 |
| Model 1 | 1 (ref) | 1.12 (1.03, 1.22) | 0.85 (0.75, 0.96) | 0.90 (0.81, 1.00) |
| Model 2 | 1 (ref) | 1.12 (1.02, 1.22) | 0.88 (0.77, 0.99) | 0.90 (0.81, 1.01) |
| Other-cause mortality | ||||
| n (%) | 1267 (0.73) | 1301 (2.32) | 312 (0.59) | 464 (1.13) |
| Mortality rate/1000 person-year | 0.93 | 2.86 | 0.74 | 1.38 |
| Model 1 | 1 (ref) | 1.29 (1.19, 1.40) | 0.75 (0.66, 0.85) | 0.86 (0.77, 0.95) |
| Model 2 | 1 (ref) | 1.26 (1.16, 1.37) | 0.76 (0.66, 0.86) | 0.89 (0.79, 0.99) |
Abbreviations: MHNO, metabolically healthy non-obese; MHO, metabolically healthy obese; MUNO, metabolically unhealthy non-obese; MUO, metabolically unhealthy obese.
Data are expressed as the HR (95% confidence interval).
Model 1: Adjusted for age and sex.
Model 2: Adjusted for Model 1 + smoking, alcohol drinking, exercise, and income.