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Table 8 Comparison of females having average and vertical facial growth pattern (comparison of groups 2 and 6)

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

Parameter Average (n = 25) Vertical (n = 25) Difference t value p value Significance
U1 EXP. 8.45 ± 0.84 9.53 ± 0.93 1.08 4.28 0.000 S***
LL-U1 0.14 ± 0.22 1.23 ± 1.24 1.09 4.31 0.000 S***
IL GAP 8.43 ± 0.82 11.24 ± 2.02 2.81 6.42 0.000 S***
IC WIDTH 39.33 ± 1.94 38.52 ± 2.32 0.82 1.35 0.185 NS
TW 49.66 ± 3.22 50.55 ± 3.87 0.89 0.88 0.381 NS
SW 65.76 ± 3.41 64.94 ± 5.58 0.82 0.63 0.534 NS
SI 7.86 ± 0.88 5.90 ± 0.92 1.96 7.66 0.000 S***
BC_L 13.21 ± 1.97 13.04 ± 2.27 0.177 0.29 0.772 NS
BC_R 12.68 ± 2.01 12.39 ± 2.22 0.288 0.48 0.634 NS
PC_L 7.98 ± 2.24 6.43 ± 1.21 1.55 3.04 0.004 S**
PC_R 7.41 1.96 6.23 ± 1.41 1.18 2.45 0.018 S*
BC RATIO 0.59 ± 0.04 0.59 ± 0.03 0.004 0.36 0.723 NS
PC RATIO 0.76 ± 0.06 0.78 ± 0.04 0.023 1.55 0.127 NS
U VERT 5.96 ± 1.50 6.32 ± 1.33 0.356 0.89 0.380 NS
L VERT 10.33 ± 1.08 9.88 ± 2.04 0.444 0.96 0.343 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