Table 3 Summary of pertinent variables associated with or without open reduction (n = 120)
Characteristic | CRPP (n = 93) | ORIF (n = 27) | P value |
|---|---|---|---|
Age (yr) | P < 0.001 | ||
4–6y | 41 (97.6%) | 1 (2.4%) | |
7–9y | 38 (72%) | 15 (28%) | |
10–14y | 14 (56%) | 11 (44%) | |
Sex | P = 0.618 | ||
Male | 60 (79%) | 16 (21%) | |
Female | 33 (75%) | 11 (25%) | |
BMI | 16.84 | P = 0.002 | |
< 17.37 | 55 (89%) | 7 (11%) | |
> 17.37 | 38 (66%) | 20 (34%) | |
Time to surgery (hs) | P = 0.007 | ||
< 24hs | 17 (94.5%) | 1 (5.5%) | |
24–72hs | 47 (84%) | 9 (16%) | |
> 72hs | 29 (63%) | 17 (37%) | |
Gartland classification | P = 0.137 | ||
Type3 | 27 (87%) | 4 (13%) | |
Type4 | 66 (74%) | 23 (26%) | |
Initial deviation | P < 0.001 | ||
Posterolateral (extension) | 60 (82%) | 13 (18%) | |
Posteromedial (extension) | 23 (96%) | 1 (4%) | |
Anterolateral (flexion) | 8 (38%) | 13 (62%) | |
Anteromedial (flexion) | 2 (100%) | 0 (0) |