Table 4.
Characteristics of pediatric patients with complications after subtrochanteric fracture treatment
| Variable | No complication | Complication | Difference |
|---|---|---|---|
| Age (years)* | 6.0 (5.0–8.0) | 7.0 (3.5–11.0) | 0.62† |
| Sex (number of patients) | 0.076‡ | ||
| Male | 18 (69%) | 8 (31%) | |
| Female | 10 (100%) | 0 (0%) | |
| Weight (kg)* | 24 (18–27) | 22 (18–43) | 0.56† |
| Fractured limb (number of patients) | 0.71‡ | ||
| Left | 13 (81%) | 3 (19%) | |
| Right | 15 (75%) | 5 (25%) | |
| Fracture type (number of patients) | 1.00‡ | ||
| Transverse | 6 (75%) | 2 (25%) | |
| Oblique/spiral | 22 (79%) | 6 (21%) | |
| Fracture comminution (n = 15) (number of patients) | 0.36§ | ||
| Grade I | 1 (50%) | 1 (50%) | |
| Grade II | 5 (71%) | 2 (29%) | |
| Grade III | 5 (83%) | 1 (17%) | |
| Cause of injury (number of patients) | 0.045∥ | ||
| Fall | 14 (88%) | 2 (12%) | |
| Motor vehicle accident | 8 (62%) | 5 (38%) | |
| Sport | 6 (100%) | 0 (0%) | |
| Other | 0 (0%) | 1 (100%) | |
| Time of surgery (n = 32) (number of patients) | 1.00‡ | ||
| Day (≤ 5 pm) | 19 (76%) | 6 (24%) | |
| Night (> 5 pm) | 6 (86%) | 1 (14%) | |
| Nail size (number of patients) | 0.064∥ | ||
| 2.5 mm | 2 (40%) | 3 (60%) | |
| 3.0 mm | 15 (94%) | 1 (6%) | |
| 3.5 mm | 7 (78%) | 2 (22%) | |
| 4.0 mm | 3 (60%) | 2 (40%) | |
* Values are expressed as median, with interquartile range in parentheses; †Mann-Whitney test; ‡Fisher exact test; §Cochran-Armitage trend test; ∥chi-square test.