Table 1 The basic information between bone union and nonunion
From: A comparative study of bone union and nonunion during distraction osteogenesis
| Â | Bone union | Bone nonunion | P value |
|---|---|---|---|
Sex | |||
 Man | 59.3% | 62.5% | P=0.874 |
 Woman | 40.7% | 37.5 | |
Age (years) | 22.44±14.40 | 26.38±13.63 | P=0.498 |
BMI | 21.38±3.06 | 21.89±6.10 | P=0.847 |
Lengthening length (cm) | 6.94±3.41 | 8.96±4.86 | P=0.195 |
Cigarette smoking | |||
 Yes | 3.7% | 100% | P=0.594 |
 No | 96.3% | 0.0% | |
Alcohol drinking | |||
 Yes | 0.0% | 12.5% | P=0.065 |
 No | 100% | 87.5% | |
External fixation type | |||
 Unilateral | 0.0% | 87.5% | P=0.065 |
 Ring | 100% | 12.5% | |
Reason for DO | |||
 Deformity | 48.1% | 87.5% | P=0.077 |
 Trauma | 25.9% | 12.5% | |
 Tumor | 7.4% | 0 | |
 Infection | 18.6% | 0 | |
Site of osteotomy | |||
 Tibia | 77.8% | 50% | P=0.134 |
 Femur | 22.2% | 50% | |