Table 5 The Cox’s proportional hazard analysis of the influence of handgrip-muscle strength at 6 weeks 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) | .149 | .062 | .017 | 1.160 | 1.027 | 1.310 |
Gender (male/female) | −.865 | .767 | .259 | .421 | .094 | 1.893 |
Barthel Score (0–20) | −.177 | .097 | .069 | .838 | .692 | 1.014 |
Chronic disease | .258 | .207 | .213 | 1.294 | .863 | 1.942 |
Smoking (Never, Ex, Current) | .513 | .519 | .324 | 1.669 | .603 | 4.620 |
Body mass index | −.144 | .103 | .163 | .866 | .708 | 1.060 |
C-reactive protein (mg/L) | −.006 | .010 | .545 | .994 | .973 | 1.014 |
Serum albumin (g/L) | −.099 | .085 | .242 | .906 | .767 | 1.069 |
Handgrip strength (kg) | −.301 | .845 | .722 | .740 | .141 | 3.875 |