Table 2 Characteristics of study patients
Tibial nonunion (n = 15) | Femoral nonunion (n = 10) | Total (n = 25) | |
|---|---|---|---|
Sex | |||
Male | 11 (73%) | 7 (70%) | 18 (72%) |
Female | 4 (27%) | 3 (30%) | 7 (28%) |
Age, years | |||
Mean | 52.7 | 45.1 | 49.7 |
SD | 10.1 | 13.4 | 11.9 |
Min | 34 | 22 | 22 |
Max | 68 | 66 | 68 |
Infection | |||
No | 12 (80%) | 9 (90%) | 21 (84%) |
Previous | 3 (20%) | 1 (10%) | 4 (16%) |
Non-smoker | 4 (27%) | 3 (30%) | 7 (28%) |
DM | 2 (13%) | 0 (0%) | 2 (8%) |
Previous surgery to treat the nonunion, including ABG | 1 (7%) | 3 (30%) | 4 (16%) |
Exchange of implants in the current clinical trial | |||
No exchange of plate | 0 (0%) | 0 (0%) | 0 (0%) |
No exchange of IMN | 0 (0%) | 0 (0%) | 0 (0%) |
Plate addition to plate | 3 (20%) | 0 (0%) | 3 (12%) |
Plate addition to IMN | 0 (0%) | 2 (20%) | 2 (8%) |
Plate to plate | 0 (0%) | 2 (20%) | 2 (8%) |
Plate to IMN | 2 (13%) | 1 (10%) | 3 (12%) |
IMN to plate | 1 (7%) | 0 (0%) | 1 (4%) |
IMN to IMN | 4 (27%) | 3 (30%) | 7 (28%) |
IMN to IMN + plate | 2 (13%) | 1 (10%) | 3 (12%) |
EF to plate | 2 (13%) | 0 (0%) | 2 (8%) |
EF to IMN | 0 (0%) | 1 (10%) | 1 (4%) |
EF to IMN + plate | 1 (7%) | 0 (0%) | 1 (4%) |