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Table 7 Comparison of females between average and horizontal facial growth patterns (comparison of groups 2 and 4)

From: Smile analysis in different facial patterns and its correlation with underlying hard tissues

Parameter Average (n = 25) Horizontal (n = 25) Difference t value p value Significance
U1 EXP. 8.45 ± 0.84 7.36 ± 1.14 1.09 3.84 0.000 S***
LL-U1 0.14 ± 0.22 0.15 ± 0.29 0.012 0.16 0.870 NS
IL GAP 8.43 ± 0.82 7.40 ± 1.24 1.04 3.47 0.001 S**
IC WIDTH 39.33 ± 1.94 39.58 ± 1.57 0.24 0.49 0.623 NS
TW 49.66 ± 3.22 48.84 ± 3.22 0.81 0.89 0.378 NS
SW 65.76 ± 3.41 64.32 ± 4.08 1.44 1.36 0.181 NS
SI 7.86 ± 0.88 8.93 ± 1.62 1.07 2.88 0.006 S**
BC_L 13.21 ± 1.97 12.82 ± 2.30 0.39 6.46 0.521 NS
BC_R 12.68 ± 2.01 11.86 ± 1.85 0.82 1.50 0.140 NS
PC_L 7.98 ± 2.24 7.69 ± 1.76 0.29 0.51 0.611 NS
PC_R 7.41 1.96 6.93 ± 1.45 0.48 0.99 0.325 NS
BC RATIO 0.59 ± 0.04 0.61 ± 0.038 0.017 1.57 0.122 NS
PC RATIO 0.76 ± 0.06 0.76 ± 0.050 0.004 0.257 0.798 NS
U VERT 5.96 ± 1.50 6.87 ± 1.62 0.90 2.05 0.046 S*
L VERT 10.33 ± 1.08 10.42 ± 1.22 0.092 0.28 0.780 NS
  1. NS p > 0.05: insignificant
  2. * p < 0.05, significant at 5 % significance level; ** p < 0.01, significant at 1 % significance level; *** p < 0.001, highly significant