Table 4.
Independent associations of social interaction trajectories with all-cause mortality.
| Social interaction trajectory | Incident all-cause deaths | All-cause mortality | ||
|---|---|---|---|---|
| Crude | Adjusted | |||
| n | % | HR (95% CI) | HR (95% CI) | |
| All participants | ||||
| High-frequency group | 125 | 6.0 | 1 | 1 |
| (n = 2070; 50.9%) | ||||
| Low-frequency group | 198 | 9.9 | 1.72 | 1.48 |
| (n = 1995; 49.1%) | (1.37–2.15) | (1.16–1.88) | ||
| Men | ||||
| High-frequency group | 72 | 7.9 | 1 | 1 |
| (n = 915; 49.5%) | ||||
| Low-frequency group | 131 | 14.0 | 1.89 | 1.72 |
| (n = 934; 50.5%) | (1.42–2.52) | (1.27–2.32) | ||
| Women | ||||
| High-frequency group | 52 | 4.4 | 1 | 1 |
| (n = 1,174; 53.0%) | ||||
| Low-frequency group | 68 | 6.5 | 1.52 | 1.45 |
| (n = 1,042; 47.0%) | (1.06–2.19) | (0.98–2.14) | ||
CI, confidence interval; HR, hazard ratio; numbers in bold are statistically significant; Cox hazards regression models adjusted for sex, age, chronic diseases, instrumental activities of daily living score, and living alone.