| Group I (Remnant preserving) (n = 63) | Group II (Remnant debriding) (n = 64) | p value |
---|---|---|---|
Flexion | Â | Â | Â |
 Preoperative, ° | 143.0 ± 22.7 | 133.3 ± 36.0 | 0.596 |
 Postoperative 2 year, ° | 154.1 ± 12.5 | 153.2 ± 17.1 | 0.755 |
 p value | < 0.001 | < 0.001 |  |
Abduction | Â | Â | Â |
 Preoperative, ° | 136.0 ± 26.2 | 137.0 ± 91.2 | 0.637 |
 Postoperative 2 year, ° | 153.6 ± 13.4 | 152.0 ± 18.6 | 0.624 |
 p value | < 0.001 | < 0.001 |  |
External rotation | Â | Â | Â |
 Preoperative, ° | 25.4 ± 15.7 | 26.0 ± 18.2 | 0.859 |
 Postoperative 2 year, ° | 28.8 ± 17.5 | 30.6 ± 20.1 | 0.632 |
 p value | < 0.001 | < 0.001 |  |
Internal rotation | Â | Â | Â |
 Preoperative, ° | 33.0 ± 12.0 | 26.0 ± 11.4 | 0.062 |
 Postoperative 2 year, ° | 40.7 ± 13.5 | 34.0 ± 15.1 | 0.081 |
 p value | 0.005 | 0.004 |  |