Table 2 Characteristics of participants according to physical frailty status
From: Physical frailty and its associated factors among elderly nursing home residents in China
| Â | Overall | Frailty status | |||
|---|---|---|---|---|---|
Robust (n = 59) | Prefrail (n = 387) | Frail (n = 558) | P value for trend | ||
Age, mean (SD), years | 80.8 (8.9) | 70.9 (7.5) | 79.6 (8.6) | 82.7 (8.4) | <  0.001 |
Sex | 0.01 | ||||
 Men, % | 33.8 | 42.4 | 37.2 | 30.5 |  |
 Women, % | 66.2 | 57.6 | 62.8 | 69.5 |  |
Education levels | 0.469 | ||||
 Elementary and below, % | 51.1 | 57.6 | 50.9 | 50.5 |  |
 Junior middle school and above, % | 48.9 | 42.4 | 49.1 | 49.5 |  |
Marital status | <  0.001 | ||||
 Married, % | 23.9 | 59.3 | 26.9 | 18.1 |  |
 Others (widowed, divorced, never married), % | 76.1 | 40.7 | 73.1 | 81.9 |  |
Type of institution | <  0.001 | ||||
 Public, % | 55.5 | 78.0 | 63.0 | 47.8 |  |
 Private, % | 44.5 | 22.0 | 37.0 | 52.2 |  |
Living status | <  0.001 | ||||
 Living with husband/wife, % | 23.8 | 61.0 | 27.1 | 17.6 |  |
 Living with alone or others (unknown person), % | 76.2 | 39.0 | 72.9 | 82.4 |  |
Current drinking (yes), % | 24.8 | 30.5 | 20.4 | 27.2 | 0.217 |
Current smoking (yes), % | 11.6 | 16.9 | 11.9 | 10.8 | 0.213 |
Regular exercise | <  0.001 | ||||
 ≤ 2 times/week, % | 28.4 | 11.9 | 22.5 | 34.2 |  |
 ≥ 3 times/week, % | 71.6 | 88.1 | 77.5 | 65.8 |  |
Self-reported health | <  0.001 | ||||
 Very good or good, % | 19.2 | 33.9 | 22.5 | 15.4 |  |
 Fair or poor, % | 80.8 | 66.1 | 77.5 | 84.6 |  |