Index (Mean ± SD (mm)) | Mandibular height | Upper third of mandibular width | Lower third of mandibular width | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
11H | 23H | 45H | 67H | Comparison among regions | 11 W-U1/3 | 23 W-U1/3 | 45 W-U1/3 | 67 W-U1/3 | Comparison among regions | 11 W-L1/3 | 23 W-L1/3 | 45 W-L1/3 | 67 W-L1/3 | Comparison among regions | |
Class I normodivergent | 35.19 ± 3.10 | 34.55 ± 3.10 | 33.57 ± 2.79 | 29.85 ± 2.41 | 11 = 23 = 45, 45 > 67*** | 8.33 ± 1.49 | 9.25 ± 1.66 | 12.13 ± 1.67 | 15.53 ± 2.00 | 11 = 23, 23 < 45***, 45 < 67*** | 14.66 ± 1.92 | 11.46 ± 1.75 | 11.55 ± 1.68 | 13.47 ± 1.92 | 11 > 23***, 23 = 45, 45 < 67*, 11 = 67 |
Class I hyperdivergent | 36.58 ± 3.25 | 36.11 ± 3.18 | 34.84 ± 2.98 | 29.37 ± 2.60 | 11 = 23 = 45, 45 > 67*** | 7.65 ± 1.11 | 8.48 ± 1.11 | 11.54 ± 1.52 | 14.72 ± 1.46 | 11 = 23, 23 < 45***, 45 < 67*** | 13.86 ± 1.42 | 10.54 ± 1.23 | 10.88 ± 1.41 | 13.01 ± 1.29 | 11 > 23***, 23 = 45, 45 < 67*, 11 = 67 |
Class I hypodivergent | 33.28 ± 2.86 | 32.81 ± 2.44 | 31.55 ± 2.09 | 29.62 ± 2.15 | 11 = 23 = 45, 45 > 67* | 8.93 ± 1.33 | 9.62 ± 1.31 | 12.32 ± 1.72 | 15.35 ± 1.95 | 11 = 23, 23 < 45***, 45 < 67*** | 14.55 ± 2.11 | 11.90 ± 1.97 | 11.08 ± 1.92 | 12.93 ± 1.57 | 11 > 23***, 23 = 45 = 67 |
Class II normodivergent | 35.44 ± 2.63 | 34.89 ± 2.08 | 33.45 ± 2.04 | 30.34 ± 2.26 | 11 = 23 = 45, 45 > 67*** | 8.41 ± 1.35 | 9.28 ± 1.53 | 12.02 ± 1.57 | 15.36 ± 1.90 | 11 = 23, 23 < 45***, 45 < 67*** | 13.61 ± 1.82 | 11.07 ± 1.65 | 10.94 ± 1.65 | 12.54 ± 1.82 | 11 > 23***, 23 = 45 = 67 |
Class II hyperdivergent | 37.59 ± 2.50 | 36.39 ± 2.53 | 34.59 ± 2.19 | 29.98 ± 1.54 | 11 = 23 = 45, 45 > 67*** | 7.55 ± 1.16 | 8.54 ± 1.61 | 11.49 ± 1.61 | 14.86 ± 1.79 | 11 = 23, 23 < 45***, 45 < 67*** | 12.57 ± 1.75 | 10.09 ± 1.94 | 10.12 ± 2.27 | 11.98 ± 1.69 | 11 > 23***, 23 = 45, 45 < 67*, 11 = 67 |
Class II hypodivergent | 34.74 ± 2.52 | 32.95 ± 3.28 | 31.88 ± 2.56 | 30.83 ± 1.57 | 11 = 23 = 45 = 67 | 9.51 ± 1.53 | 9.95 ± 1.50 | 12.08 ± 1.77 | 15.92 ± 1.75 | 11 = 23 = 45, 45 < 67*** | 14.25 ± 1.64 | 11.31 ± 1.17 | 10.23 ± 1.55 | 13.11 ± 1.35 | 11 > 23**, 23 = 45, 45 < 67**, 11 = 67 |
Comparison among different vertical groups | 1L < 1A*, 1L < 1H***, 2L < 2H**, 2A < 2H** | 1L < 1A*, 1L < 1H***, 1A < 1H*, 2L < 2A*, 2L < 2H*** | 1L < 1A**, 1L < 1H***, 2L < 2H** | NS | 1L > 1H**, 2L > 2A*, 2L > 2H***, 2A > 2H* | 1L > 1H*, 2L > 2H** | NS | NS | 2L > 2H**, 2A > 2H*, | 1L > 1H**, 2L > 2H*, 2A > 2H* | NS | 2L > 2H* | |||
Comparison between different sagittal groups | 1A = 2A 1L = 2L 1H = 2H | 1A = 2A 1L = 2L 1H = 2H | 1A = 2A 1L = 2L 1H = 2H | 1A = 2A 1L = 2L 1H = 2H | 1A = 2A 1L = 2L 1H = 2H | 1A = 2A 1L = 2L 1H = 2H | 1A = 2A 1L = 2L 1H = 2H | 1A = 2A 1L = 2L 1H = 2H | 1A > 2A* 1L = 2L 1H > 2H* | 1A = 2A 1L = 2L 1H = 2H | 1A = 2A 1L = 2L 1H = 2H | 1A > 2A*, 1L = 2L 1H > 2H* |