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Patient demographic characteristics.
| Group A | Group B | P value | |
|---|---|---|---|
| Sample size (n) | 26 | 52 | – |
| Age (years) | 41.2±9.6 | 40.7±10.1 | .834 |
| Gender (f/m) | 8/18 | 14/38 | .722 |
| Body mass index (kg/m2) | 23.9±4.2 | 23.6±3.9 | .755 |
| Side, No. left/right | 10/16 | 17/35 | .614 |
| Smoking status | 13 (50%) | 24 | .748 |
| Detail of trauma, No | – | ||
| Fall | 9 (35%) | 15 (29%) | – |
| Traffic accident | 17 (65%) | 37 (71%) | – |
| Soft tissue | .818 | ||
| Open | 9 (35%) | 15 (29%) | – |
| Closed | 17 (65%) | 37 (71%) | – |
| Time from injury to operation (d) | 3.9 | 9.7 | – |
| Follow-up (m) | 14.2 | 15.7 | – |
