Table 5 Mean values (standard deviation) of radiograph measurements of four groups

Variables Group 1 (4/) Group 2 (4/1) Group 3 (4/4) Group 4 (4/5)
SNA (°) 81.57 (3.52) a 84.70 (1.85) a 82.11 (3.77) a 81.00 (3.64) a
SNB (°) 76.04 (3.06) a 79.73 (2.43) a 76.47 (3.53) a 75.44 (3.35) a
ANB (°) 5.73 (2.69) a 4.67 (0.17) a 5.64 (0.93) a 5.56 (1.78) a
SN-GoMe (°) 66.76 (4.37) a 67.40 (2.92) a 65.66 (4.59) a 65.48 (3.35) a
NBa-PtGn (°) 86.78 (4.13) a 87.47 (3.95) a 79.41 (4.74) b, c 80.79 (3.63) c
ANS-Xi-Pm (°) 45.96 (4.91) a 46.32 (5.99) a 53.00 (6.70) b, c 50.85 (4.54) c
U6-PTV (mm) 10.71 (4.66) a 12.65 (1.46) a 11.13 (4.54) a 11.60 (6.18) a
A-NPog (mm) 3.57 (3.68) a 3.91 (3.49) a 4.54 (2.02) a 4.61 (3.05) a
U1-NPog (mm) 18.05 (5.42) a 11.12 (1.92) b, d 14.89 (3.53) c 13.45 (3.38) d
L1-NPog (mm) 4.98 (2.59) a 5.92 (2.34) a, c 10.04 (3.14) b 7.83 (2.43) c
L1-APog (mm) 3.01 (2.18) a 4.75 (2.09) a, b 7.57 (3.44) b 5.80 (3.30) b, c
Ls-NsPog' (mm) 2.98 (1.36) a 2.16 (1.86) a, b 2.10 (1.79) b 2.40 (2.35) b, c
Li-NsPog' (mm) 1.45 (1.22) a 1.92 (1.81) a 4.31 (2.50) a 3.55 (2.41) a
1. Mean values represented with different lowercase letters within a row are significantly different according to one way ANOVA (P < 0.05).