Classification criterion | Classification | The RS of Level 1–5(mm) | ||||
---|---|---|---|---|---|---|
L1 | L2 | L3 | L4 | L5 | ||
Depth | ||||||
PG-A | 12.55 ± 1.86 | 10.74 ± 1.68 | 8.51 ± 1.67 | 6.94 ± 1.72 | 5.01 ± 1.77 | |
PG-B | 10.95 ± 1.87 | 11.04 ± 1.68 | 7.87 ± 1.63 | 6.11 ± 1.92 | 4.19 ± 2.07 | |
PG-C | 9.25 ± 1.83 | 10.03 ± 1.99 | 6.86 ± 1.96 | 6.19 ± 1.79 | 3.7 ± 1.81 | |
P Value | 0.000 | 0.006 | 0.009 | 0.000 | 0.000 | |
Ramus Relationship | ||||||
PG-I | 12.51 ± 1.87 | 10.88 ± 1.91 | 8.61 ± 1.61 | 7.26 ± 1.73 | 5.22 ± 1.87 | |
PG-II | 10.83 ± 2.05 | 10.60 ± 1.70 | 7.66 ± 1.92 | 6.32 ± 1.81 | 4.28 ± 1.75 | |
PG-III | 9.44 ± 1.94 | 10.24 ± 1.78 | 6.94 ± 1.73 | 5.56 ± 1.57 | 3.33 ± 1.80 | |
P Value | 0.000 | 0.144 | 0.000 | 0.000 | 0.000 | |
Mesiodistal angle | ||||||
A1 | 9.38 ± 1.86 | 9.95 ± 1.68 | 7.51 ± 2.02 | 6.52 ± 1.99 | 4.15 ± 1.98 | |
A2 | 11.03 ± 1.94 | 10.6 ± 1.88 | 7.51 ± 1.76 | 6.06 ± 1.79 | 4.09 ± 1.99 | |
A3 | 12.89 ± 1.57 | 11.15 ± 1.65 | 8.49 ± 1.67 | 6.85 ± 1.65 | 4.93 ± 1.79 | |
P Value | 0.000 | 0.000 | 0.002 | 0.037 | 0.018 | |
Labiolingual angle | ||||||
B1 | 10.81 ± 2.38 | 10.68 ± 1.89 | 8.17 ± 1.71 | 6.95 ± 1.78 | 4.51 ± 2.06 | |
B2 | 11.28 ± 2.39 | 10.61 ± 1.67 | 7.79 ± 1.91 | 6.33 ± 2.00 | 4.34 ± 2.15 | |
B3 | 11.24 ± 2.11 | 10.54 ± 1.90 | 7.52 ± 1.87 | 6.12 ± 1.60 | 4.30 ± 1.58 | |
P Value | 0.406 | 0.911 | 0.127 | 0.051 | 0.804 |