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Table 2 Wilcoxon test at T0–T1 and T0–T2 for the patient sample

From: Facial soft tissue response to maxillo-mandibular advancement in obstructive sleep apnea syndrome patients

Statistics Wilcoxon test

 

Sn–Gb

Sn–NT

Sn–Sn

Sn–ULA

Sn–Mx1

Sn–LLA

Sn–Md1

Sn–B’

Sn–Pog’

T0–T1

−4.31

−5.24

0.000

−1.67

−4.49

−3.05

−0.20

−5.14

−5.15

p-value

asymptotic significance (2-sides)

<0.001

<0.001

1.000

0.094

<0.001

0.002

0.837

<0.001

<0.001

T0–T2

−2.31

−4.35

0.000

−0.54

−2.15

−3.94

−4.78

−5.16

−5.24

p-value

asymptotic significance (2-sides)

0.021

<0.001

1.000

0.586

0.032

<0.001

<0.001

<0.001

<0.001

  1. The cephalometric points’ movement in millimeters (mm) and the proportion of movement (%) between the same points in T0 (presurgical), T1 (1–6 months postsurgery) and T2 (6 months to 5 years after surgery)