Table 7: Comparison of the Posttreatment Values between the Orthodontic and Surgical Groups

  Post-Treatment Orthodontic Group Post-Treatment Surgical Group Mann-Whitney U Test
Mean SD Mean SD Sig.
Cranial base  
PoOr-NBa(°) 125.90 129.50 28.49 3.40 NS
NSAr(°) 48.63 42.34 123.72 5.00 NS
BaSN(°) 132.41 5.20 132.53 5.84 NS
Maxillary  
SNA(°) 79.11 3.49 80.91 4.63 NS
PP-SN(°) 9.00 2.97 9.53 3.68 NS
Mandibular  
SNB(°) 80.79 2.84 79.62 5.12 NS
ML-SN(°) 33.65 6.16 37.01 5.31 NS
NPog-SN(°) 81.82 3.03 81.38 4.86 NS
Go-Me:S-N 114.43 7.07 117.02 7.71 NS
Maxillary/Mandibular  
ANB(°) -1.68 1.54 1.30 2.36 **
Wits(mm) -7.23 3.22 -4.85 3.60 NS
PP-ML(°) 24.65 6.31 27.48 5.94 NS
M/M ratio 0.85 0.05 0.93 0.12 *
NAPog(°) -5.33 5.04 -0.97 4.49 **
Vertical  
ArGoMe(°) 119.44 3.87 124.19 9.64 NS
Goupper(°) 43.69 3.71 45.56 4.92 NS
Golower(°) 75.74 5.16 78.64 6.34 NS
Facial Prop 56.13 2.62 56.58 2.87 NS
Y-axis(°) 61.03 3.91 61.05 4.04 NS
Dentoaleolar  
U1-SN(°) 110.21 4.88 107.28 8.23 NS
L1-ML(°) 86.65 6.59 94.02 7.96 *
U1-L1(°) 129.48 5.61 121.70 7.17 **
Soft tissure  
Holdaway angle 13.46 4.87 14.72 2.90 NS
Z angle 74.94 9.29 75.71 4.85 NS

NS, not significant; * P<0.05; ** P< 0.01; *** P<0.001.