Table 1.
Baseline data (x̅ ± sd, n)
| Group | Experimental group (n=68) | Control group (n=68) | χ2/t | P |
|---|---|---|---|---|
| Age (years) | 75.2±7.1 | 73.4±7.9 | 1.397 | 0.165 |
| Gender | 0.474 | 0.491 | ||
| Male | 39 | 35 | ||
| Female | 29 | 33 | ||
| Fracture site | 0.030 | 0.863 | ||
| Intertrochanteric fracture | 38 | 37 | ||
| Femoral neck fracture | 30 | 31 | ||
| Fracture type | 0.031 | 0.860 | ||
| Stable fracture | 41 | 42 | ||
| Unstable fracture | 27 | 26 | ||
| Comorbidities | ||||
| Hypertension | 11 | 13 | 0.201 | 0.652 |
| Diabetes | 9 | 10 | 0.061 | 0.804 |
| Coronary heart disease | 7 | 8 | 0.074 | 0.784 |
| Chronic bronchitis | 4 | 6 | 0.432 | 0.511 |
| Brain atrophy | 4 | 5 | 0.119 | 0.730 |