Table 2 Operation index and clinical efficacy of PFNA and CPH in treating intertrochanteric fractures in the elderly (\( \overline{x} \) ±s)
Group | Cases (n) | Operation time (min) | Bleeding volume (ml) | Weight training time (d) | Hospital stay (d) | Harris score |
|---|---|---|---|---|---|---|
PFNA group | 61 | 53.7 ± 15.2 | 132.5 ± 33.2 | 28.2 ± 3.7 | 7.6 ± 1.8 | 87.7 ± 7.9 |
CPH group | 47 | 77.5 ± 16.8 | 286.3 ± 43.2 | 3.1 ± 1.2 | 6.9 ± 2.2 | 88.3 ± 9.2 |
t value | 7.71 | 20.93 | 46.70 | 1.82 | 0.36 | |
P value | 0.001 | 0.001 | 0.001 | 0.054 | 0.082 |