Table 2 Hypertrophic rates of the affected hips in DDH patients
Hypertrophy rate of ligamentum teres(%) | Hypertrophy rate of transverse ligaments(%) | Hypertrophy rate of pulvinar(%) | |
|---|---|---|---|
Closed reduction immediately | 96.4%(53/55) | 94.5%(52/55) | 100%(55/55) |
100%(8/8) | 100%(8/8) | 100%(8/8) | |
First follow up | 27.3%(15/55) | 25.5%(14/55) | 29.1%(16/55) |
62.5%(5/8) | 62.5%(5/8) | 62.5%(5/8) | |
Second follow up | 12.7%(7/55) | 12.7%(7/55) | 10.9%(6/55) |
χ2 value (having 3 MRI examinations) | 88.6 | 86.4 | 97.9 |
P value (having 3 MRI examinations) | 0.000 | 0.000 | 0.000 |
P value (having 2 MRI examinations) | 0.200 | 0.200 | 0.200 |