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Comparison of callus shapes between the two techniques
| Callus shape | Number of tibia | p value | |
|---|---|---|---|
| Lengthening over nail (n = 62 tibiae) | Lengthening and then nailing (n = 178 tibiae) | ||
| Fusiform | 4 (6%) | 61 (34%) | < 0.001 |
| Cylindrical | 50 (81%) | 117 (66%) | < 0.001 |
| Concave | 8 (13%) | 0 (0%) | < 0.001 |
| Lateral | 0 (0%) | 0 (0%) | 0.999 |
| Central | 0 (0%) | 0 (0%) | 0.999 |
Callus shape was based on the classification by Li et al. [22].
