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Table 5 Comparison of males between average and horizontal facial growth pattern (comparison of groups 1 and 3)

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. 8.65 ± 1.04 6.93 ± 1.04 1.72 5.933 0.000 S***
LL-U1 0.80 ± 0.97 0.30 ± 0.62 0.50 2.168 0.035 S*
IL GAP 9.71 ± 1.64 7.34 ± 1.20 2.36 5.814 0.000 S***
IC WIDTH 40.29 ± 2.39 40.14 ± 1.85 0.14 0.245 0.807 NS
TW 53.43 ± 3.88 52.92 ± 2.83 0.50 0.529 0.599 NS
SW 67.39 ± 4.63 68.02 ± 3.59 0.63 0.539 0.592 NS
SI 7.16 ± 1.50 9.47 ± 1.38 2.30 5.646 0.000 S***
BC_L 13.90 ± 1.54 14.10 ± 1.72 0.20 0.441 0.661 NS
BC_R 13.66 ± 2.29 13.44 ± 2.18 0.21 0.342 0.734 NS
PC_L 7.60 ± 2.38 7.50 ± 1.55 0.10 0.176 0.861 NS
PC_R 6.82 ± 2.15 7.18 ± 1.54 0.35 0.672 0.505 NS
BC RATIO 0.60 ± 0.052 0.59 ± 0.032 0.009 0.752 0.456 NS
PC RATIO 0.795 ± 0.067 0.78 ± 0.034 0.016 1.108 0.274 NS
U VERT 5.98 ± 1.27 6.92 ± 1.61 0.944 2.301 0.026 S*
L VERT 11.20 ± 1.03 11.72 ± 1.63 0.52 1.367 0.178 NS
  1. NS p > 0.05: insignificant
  2. * p < 0.05, significant at 5 % significance level; *** p < 0.001, highly significant