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Table 6 Comparison of jaw stability between mini-screw anchor group and open suturing group

From: Disc repositioning by open suturing vs. mini-screw anchor: stability analysis when combined with orthognathic surgery for hypoplastic condyles

Index

ΔT1-T2

p value

Mini-screw anchor

Open suturing

Mandibular stability (mm)

  B-Z

1.68 ± 0.98

1.59 ± 1.80

0.906

  B-Y

1.38 ± 0.86

0.99 ± 0.87

0.373

  ΔGo-Y

0.98 ± 2.24

0.02 ± 1.46

0.304

Rotation of the operated condyle (°)

  Pitch

2.34 ± 1.57

1.31 ± 1.60

0.165

  Roll

1.06 ± 0.97

1.21 ± 0.77

0.698

  Yaw

1.10 ± 1.10

1.35 ± 1.18

0.639

Rotation of the non-operated condyle (°)

  Pitch

1.86 ± 1.83

1.46 ± 1.58

0.704

  Roll

1.19 ± 1.16

0.78 ± 0.57

0.491

  Yaw

0.70 ± 1.00

1.32 ± 1.18

0.349

Maxillary stability (°)

  Pitch

3.06 ± 3.43

1.98 ± 1.92

0.556

  Roll

1.34 ± 0.72

0.52 ± 0.36

0.053

  Yaw

1.32 ± 0.91

0.82 ± 1.39

0.521

  1. T1 immediate after operation, T2 at the last follow-up. *p < 0.05