Table 2.
Clinical and limb function evaluation of the two groups.
| Variable | PBT group (n = 29) | DBT group (n = 21) | p value |
|---|---|---|---|
| Operation time (min) | 135 ± 23 | 142 ± 25 | 0.318 |
| Blood loss (ml) | 53 ± 14 | 59 ± 13 | 0.126 |
| Time in frame (months) | 12.1 ± 3.7 | 13.3 ± 3.5 | 0.249 |
| EFI (months/cm) | 1.5 ± 0.2 | 1.6 ± 0.2 | 0.088 |
| VAS score (points) | 4.3 ± 0.7 | 5.2 ± 0.9 | p < 0.001 |
| HSS score (points) | 82 ± 8 | 85 ± 6 | 0.137 |
| AOFAS score (points) | 85 ± 7 | 76 ± 9 | p < 0.001 |
EFI stands for external fixation index. VAS stands for visual analog score. HSS stands for the Hospital for Special Surgery. ASFAS stands for the American Orthopaedic Foot and Ankle Society.