Table 2 Severity of lower limb joint contractures in patients with DMD, based on ambulatory status
No contracture | Mild | Moderate | Severe | Total | |
|---|---|---|---|---|---|
Hip flexion | |||||
Ambulatory | 70 (89.7) | 7 (9) | 1 (1.3) | 0 (0) | 78 (100) |
Non-ambulatory | 7 (14.0) | 17 (34.0) | 24 (48.0) | 2 (4.0) | 50 (100) |
Knee flexion | |||||
Ambulatory | 61 (78.2) | 13 (16.7) | 3 (3.8) | 1 (1.3) | 78 (100) |
Non-ambulatory | 2 (4.0) | 3 (6.0) | 19 (38.0) | 26 (52.0) | 50 (100) |
Ankle plantarflexion | |||||
Ambulatory | 37 (47.4) | 30 (38.5) | 10 (12.8) | 1 (1.3) | 78 (100) |
Non-ambulatory | 1 (2.0) | 8 (16.0) | 14 (28.0) | 27 (54.0) | 50 (100) |