Skip to main content

Table 5 Analysis of posttreatment effects between the treated group and control groups

From: Maxillofacial growth changes after maxillary protraction therapy in children with class III malocclusion: a dual control group retrospective study

Cephalometric measures

TG

Difference (T2-T1)

CG III

Difference (T2-T1)

CG I

Difference (T2-T1)

ANOVA test

Bonferroni post-hoc test

P value

Effect size

Mean

SD

Mean

SD

Mean

SD

TG-CG III

TG-CG I

η2

†ZTG−CG III

†ZTG−CG I

Sagittal skeletal

SNA(°)

0.15

2.94

-0.09

2.00

1.45

1.26

†0.346

†0.108

†−0.943

†−1.607

SNB (°)

1.79

2.57

2.28

2.55

0.39

1.01

†1.000

†0.000***

†−0.000

†−3.615

ANB (°)

-1.62

1.40

-2.32

1.46

1.08

0.84

0.136

0.000***

0.574

Wits (mm)

-2.05

2.08

-1.37

3.84

1.87

1.56

1.000

0.000***

0.339

BAr-AAr (°)

2.86

2.42

4.02

2.53

-0.79

1.11

†0.119

†0.000***

†−1.558

†−5.121

Vertical skeletal

O.D.I. (°)

-2.18

3.56

-3.19

3.66

1.06

2.79

1.000

0.001**

0.238

Gonial (°)

-0.35

2.32

2.42

1.83

0.30

2.45

0.001**

1.000

0.184

MP-SN (°)

-1.24

2.36

1.83

2.18

-0.46

1.45

0.000***

0.466

0.271

MP-FH (°)

-2.13

1.99

1.63

1.62

-0.59

1.36

0.000***

0.003**

0.459

Y-axis (°)

-0.69

2.11

1.58

1.99

-0.01

1.04

0.000***

0.432

0.213

Maxillary skeletal

NA-FH (°)

1.05

2.47

-1.55

1.40

1.60

1.68

0.000***

1.000

0.325

Co-A (mm)

3.05

2.80

2.69

1.19

4.60

2.04

†0.414

†0.004**

†−0.817

†−2.892

ANS-PNS (mm)

1.41

1.95

1.15

1.59

2.46

1.53

†0.870

†0.006**

†−0.164

†−2.737

PP-SN (°)

1.45

2.70

0.19

3.96

-0.47

2.73

0.873

0.170

0.058

PP-FH (°)

0.19

2.78

1.33

3.71

-0.47

2.05

†0.152

†0.815

†−1.432

†−0.234

Ptm-A (mm)

0.77

2.50

0.54

1.25

2.58

1.29

†0.792

†0.001**

†−0.264

†−3.224

Ptm-S (mm)

1.42

1.67

0.73

2.41

0.22

1.09

†0.113

†0.008**

†−1.584

†0.077

Mandibular skeletal

SNP (°)

1.73

2.61

2.64

2.41

0.54

1.04

†0.792

†0.002**

†−0.264

†−3.116

NP-FH (°)

2.63

2.18

1.48

1.73

0.73

1.25

0.035*

0.001**

0.242

Pog-Go (mm)

3.99

2.98

5.30

2.23

2.43

1.74

†0.013*

†0.149

†−2.488

†−1.442

Gn-Co (mm)

8.51

5.22

10.01

3.91

4.14

2.36

0.763

0.003**

0.249

Co-Go (mm)

5.65

3.76

6.26

2.35

2.17

1.79

1.000

0.000***

0.281

Dentoalveolar

U1-SN (°)

0.94

5.85

8.07

4.72

1.65

9.04

0.002***

0.659

0.168

L1-MP (°)

1.57

3.30

-2.01

4.72

1.20

5.16

†0.006**

†0.915

†−2.727

†−0.107

U1-L1 (°)

-1.27

6.44

-5.78

6.32

-2.41

11.98

†0.063

†0.733

†−2.224

†−0.224

OP-MP (°)

-0.03

1.84

2.41

2.52

1.35

2.94

†0.002**

†0.092

†−3.143

†−1.685

OP-PP (°)

-2.65

3.23

-3.44

4.23

-1.32

3.62

1.000

0.753

0.051

Overjet (mm)

-1.58

1.59

-0.12

2.09

0.37

1.83

0.022*

0.000***

0.218

  1. Note Bonferroni-corrected P values, which were calculated from ANOVA test, are reported in the table; The signs † represent value performed by Mann‒Whitney U test; *P < 0.05; **P < 0.01; ***P < 0.001