Study groups | N | Mean | SD | Min | Max | ANOVA | |
---|---|---|---|---|---|---|---|
F | p value | ||||||
Age | |||||||
1 | 90 | 51.88 | 14.58 | 27 | 80 | 3.42 | 0.65 (NS) |
2 | 55 | 49.98 | 14.65 | 20 | 70 | ||
3 | 32 | 49.17 | 15.63 | 18 | 72 | ||
4 | 23 | 51.4 | 14.82 | 27 | 80 | ||
SDA | |||||||
1 | 90 | 0 | 0 | 0 | 0 | 226.27 | < 0.001* |
2 | 55 | 7.6 | 3.41 | 2 | 14 | ||
3 | 32 | 0 | 0 | 0 | 0 | ||
4 | 23 | 12.86 | 4.73 | 3 | 21 | ||
Palatal intralveolar length (PIL) | |||||||
1 | 90 | 44.21 | 4.23 | 37.33 | 55.15 | 79.00 | < 0.001* |
2 | 55 | 39.81 | 1.93 | 36.06 | 44.15 | ||
3 | 32 | 40.37 | 1.92 | 36.16 | 44.09 | ||
4 | 23 | 35.91 | 1.87 | 33.03 | 40.22 | ||
Palatal depth (PD) | |||||||
1 | 90 | 13.16 | 1.18 | 10.55 | 15.35 | 51.12 | < 0.001* |
2 | 55 | 14.90 | 1.58 | 10.48 | 16.93 | ||
3 | 32 | 15.47 | 2.48 | 6.84 | 21.55 | ||
4 | 23 | 17.35 | 1.26 | 14.02 | 20.45 | ||
Mid palatal arch angle (MPAA) | |||||||
1 | 90 | 123.67 | 3.62 | 117.50 | 131.20 | 48.18 | < 0.001* |
2 | 55 | 119.73 | 2.26 | 116.00 | 124.00 | ||
3 | 32 | 120.62 | 2.39 | 116.00 | 126.00 | ||
4 | 23 | 116.81 | 2.94 | 110.00 | 123.10 |