Table 4.
The Cox’s proportional hazard analysis of the influence of admission handgrip-muscle strength and other prognostic variables on 1-year mortality
| Variable | Regression coefficient | Standard error | P value | Hazard ratio for unit change | 95.0% CI | |
|---|---|---|---|---|---|---|
| Lower | Upper | |||||
| Age (years) | .052 | .027 | .056 | 1.053 | .999 | 1.111 |
| Gender (male/female) | −1.142 | .324 | .000 | .319 | .169 | .602 |
| Barthel Score (0–20) | −.050 | .032 | .122 | .951 | .893 | 1.013 |
| Chronic disease | .164 | .099 | .097 | 1.179 | .971 | 1.431 |
| Smoking (Never, Ex, Current) | .474 | .225 | .035 | 1.607 | 1.033 | 2.500 |
| Body mass index | −.033 | .038 | .393 | .968 | .898 | 1.043 |
| C-reactive protein (mg/L) | −.001 | .002 | .676 | .999 | .994 | 1.004 |
| Serum albumin (g/L) | −.110 | .038 | .004 | .895 | .831 | .965 |
| Handgrip strength (kg) | −.638 | .461 | .166 | .528 | .214 | 1.304 |