No. of subjects

Sagittal Ra

Coronal Ra

Total Ra

Low group (0 - 2.9 mm)

58 (56.3%)

51.9 ± 17.4

61.8 ± 20.2

56.9 ± 17.0

Middle group (3 - 5 mm)

28 (27.2%)

53.4 ± 15.8

61.4 ± 11.4

57.4 ± 12.4

High group (>5 mm)

17 (16.5%)

53.1 ± 16.9

62.8 ± 21.0

57.9 ± 18.3