Table 4.
Comparison of clinical effects of the five procedure options
| Groups | Cases | Blood loss (mean ± s.d., ml) | Imperfect reduction (cases) | Loss of reduction (cases) | Failed fixation [cases (%]) | Good and excellent rate of joint function (cases [%]) | SF‐36 (mean ± s.d.) |
|---|---|---|---|---|---|---|---|
| Group 1 | 26 | 265.7 ± 125.0 | 2 | 5 | 6 (23.1)†, ‡ | 20 (76.9) | 75.8 ± 5.6 |
| Group 2 | 27 | 373.7 ± 137.3* | 0 | 1 | 1 (3.7) | 25 (92.6) | 85.5 ± 2.9* |
| Group 3 | 30 | 308.4 ± 120.5† | 1 | 1 | 1 (3.3) | 28 (93.3) | 86.2 ± 3.2* |
| Group 4 | 6 | 461.7 ± 90.4*, ‡ | 0 | 0 | 0 (0) | 6 (100) | 87.3 ± 2.7* |
| Group 5 | 23 | 95.6 ± 31.6*, †, § | 3 | 6†, ‡ | 5 (21.7)‡ | 16 (69.6)†, ‡ | 72.6 ± 6.3*, †, ‡, § |
| Statistical value | 18.32 | 5.07 | 10.61 | 10.07 | 9.45 | 44.16 | |
| P value | 0.00 | 0.28 | 0.03 | 0.04 | 0.05 | 0.00 |
*Comparison with Group 1, P < 0.05; †Comparison with Group 2, P < 0.05; ‡Comparison with Group 3, P < 0.05; §Comparison with Group 4, P < 0.05.