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Table 6 Comparability at the pretreatment stage (T1) among the three groups (ANOVA followed by Tukey tests)

From: Treatment effects of the Jasper Jumper and the Bionator associated with fixed appliances

Variables G1 Jasper (n = 25) G2 Bionator (n = 30) G3 Control (n = 22) P
Mean SD Mean SD Mean SD
Maxillary components
 SNA (°) 82.58 3.38 82.15 2.92 81.65 3.29 0.6090
 A-Nperp (mm) 1.34 3.63 0.09 3.05 0.69 2.55 0.3375
 Co-A (mm) 85.87A 4.47 82.53B 3.54 87.01A 4.42 0.0005*
Mandibular components
 SNB (°) 77.21 2.56 76.11 2.80 77.54 3.67 0.1940
 P-Nperp (mm) −4.74A.B 5.01 −7.76A 5.54 −4.12B 4.15 0.0206*
 Co-Gn (mm) 106.30A 5.13 100.22B 3.65 106.80A 5.81 0.0000*
Maxillomandibular relationship
 ANB (°) 5.38A.B 2.87 6.04A 2.09 4.11B 1.83 0.0147*
 Wits (mm) 1.75A 2.52 1.43A,B 2.27 −0.16B 2.58 0.0206*
 NAP (°) 8.97 7.30 10.18 5.31 6.91 4.70 0.1469
Growth pattern
 SN.GoGn (°) 31.12 4.01 32.95 5.75 30.83 4.58 0.2321
 FMA (°) 24.72A,B 3.85 27.13A 4.77 24.17B 2.83 0.0186*
 LAFH (mm) 61.81 4.22 59.49 4.64 60.70 3.95 0.1459
 S-Go (mm) 69.34A 4.93 65.37B 4.55 69.65A 4.88 0.0019*
Maxillary teeth
 1.NA (°) 24.49A 7.30 29.69B 7.03 23.30A 6.02 0.0022*
 1-NA (mm) 4.64 2.57 4.95 2.40 3.46 1.76 0.0670
 1.PP (°) 114.48A 6.91 119.28B 6.96 113.11A 6.06 0.0030*
 1-ANSperp (mm) −1.85 2.64 −2.73 2.99 −3.56 2.56 0.1118
 1-PP (mm) 26.51A,B 2.61 25.06A 2.16 26.58B 2.53 0.0367*
 6-ANSperp (mm) −30.65A 2.82 −32.98B 2.89 −32.57B 2.31 0.0060*
 6-PP (mm) 20.95A 2.12 19.50B 1.90 20.57A,B 2.06 0.0256*
Mandibular teeth
 IMPA (°) 97.88A 7.52 92.62B 7.39 94.95A,B 4.71 0.0206*
 1.NB (°) 28.65A 5.83 23.76B 7.33 25.66A,B 5.08 0.0196*
 1-NB (mm) 5.10 2.06 3.67 2.53 3.98 1.80 0.0511
 1-GoMe (mm) 38.63A 2.84 36.12B 2.60 37.20A,B 2.40 0.0031*
 6-Pperp (mm) −29.21 2.19 −29.88 1.98 −30.15 2.09 0.2768
 6-GoMe (mm) 27.91A 2.31 25.76B 1.93 27.45A 2.10 0.0007*
Dental relationships
 Overjet (mm) 6.24A 2.21 8.42B 2.93 4.70A 1.60 0.0000*
 Overbite (mm) 4.94 1.68 4.64 2.25 4.62 1.71 0.8011
 Molar relationship (mm) −1.38A 1.15 −0.98A 1.22 0.69B 1.23 0.0000*
  1. Different letters indicate statistically significant differences. *Statistically significant at P < 0.05.
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