Variables | Group 1 (4/) | Group 2 (4/1) | Group 3 (4/4) | Group 4 (4/5) |
---|---|---|---|---|
Spee's curve depth (mm) | 3.21 (0.85) a | 3.13 (0.65) a | 3.32 (0.64) a | 3.72 (0.81) a |
Overbite (mm) | 3.45 (0.48) a | 4.01 (0.51) a | 3.99 (1.20) a | 3.88(0.65) a |
Overjet (mm) | 7.71 (1.10) a | 6.43 (0.69) b, c, d | 6.25 (1.75) c, d | 6.84 (0.98) d |
Molar relationship (mm) | 3.59 (0.53) a | 3.75 (0.42) a | 0.64 (0.30) b | 1.92 (1.10) c |
Lower anterior crowding (mm) | 1.33 (0.86) a | 3.60 (0.87) b, d | 5.90 (1.06) c | 4.03 (0.81) d |
Bolton index 3-3 (%) | 79.19 (2.36) a | 82.18 (2.28) b | 79.14 (2.29) a | 79.25 (2.30) a |
Bolton index 6-6 (%) | 91.91 (2.29) a | 92.07 (2.19) a | 91.90 (2.20) a | 91.92 (2.16) a |