| No. of subjects | Sagittal Ra | Coronal Ra | Total Ra |
Low group (≤27.9) | 47 (45.6%) | 53.2 ± 15.8 | 64.0 ± 18.1 | 58.6 ± 15.1 |
Borderline group (28.0 - 29.5) | 21 (20.4%) | 52.5 ± 15.6 | 63.6 ± 13.2 | 58.1 ± 12.8 |
Normal group (>29.5) | 35 (34.0%) | 51.6 ± 19.0 | 57.7 ± 20.6 | 54.6 ± 18.9 |