Degree of deformities | Absolute value of deformity | The value of the IM angle | |||
Measured value D1 classification | Applying Formula (22) D2 classification | ||||
Frequency | Percent | Frequency | Percent | ||
Normal condition | ≤17.50 | 2 | 0.5 | 3 | 0.8 |
Mild deformity | 17.51 - 32.70 | 155 | 39.1 | 123 | 31.1 |
Moderate deformity | 32.71 - 44.70 | 196 | 49.5 | 233 | 58.8 |
Severe deformity | More than 44.71 | 43 | 10.9 | 37 | 9.3 |
Total | 396 | 100.0 | 396 | 100.0 |