Table 1 Comparison of dimensional, angular, and proportional measurements in experimental and control groups

Dimensional measurements

Condylar length

Experimental

165

17.10

16.99

8.92

25.08

3.18

150.76

11180

0.006

Control

165

18.17

17.91

10.71

25.31

3.16

179.33

Total

330

17.64

17.54

8.92

25.31

3.21

Coronoid length

Experimental

165

11.64

11.27

5.67

21.87

2.91

148.51

10809

0.002

Control

165

12.55

12.60

6.55

25.24

2.76

181.59

Total

330

12.10

11.97

5.67

25.24

2.87

Ramus length

Experimental

165

63.10

62.09

48.89

77.13

6.18

149.92

11042

0.004

Control

165

65.33

65.24

53.16

82.02

6.09

180.17

Total

330

64.22

63.84

48.89

82.02

6.22

Ramus width

Experimental

165

28.70

28.49

21.46

38.08

3.03

160.43

12776

0.382

Control

165

28.90

28.97

18.23

38.26

3.05

169.60

Total

330

28.80

28.86

18.23

38.26

3.04

Mandibular corpus width

Experimental

165

91.79

91.41

70.51

111.63

6.86

145.57

10324.5

0.0001

Control

165

94.52

94.73

80.29

111.06

6.40

184.55

Total

330

93.16

93.10

70.51

111.63

6.76

Sigmoid notch depth

Experimental

165

12.13

12.09

6.72

19.10

2.31

144.28

10111

0.0001

Control

165

12.89

12.86

8.45

16.69

1.64

185.85

Total

330

12.51

12.41

6.72

19.10

2.04

Retromolar space distance

Experimental

165

6.27

6.08

2.91

12.09

1.56

87.22

697

0.0001

Control

165

10.92

11.06

6.41

15.91

1.66

243.25

Total

330

8.60

8.55

2.91

15.91

2.83

Antegonial notch depth

Experimental

165

2.08

2.07

.89

3.62

.52

154.04

11722

0.036

Control

165

2.68

2.20

1.03

3.37

6.05

176.02

Total

330

2.38

2.18

.89

3.37

4.30

3^rd molar width

Experimental

165

11.43

11.34

8.74

14.25

1.16

160.40

12771

0.379

Control

165

11.51

11.59

8.32

14.80

1.05

169.63

Total

330

11.47

11.50

8.32

14.80

1.10

Angular measurements

Co/Cr angle

Experimental

165

79.85

77.93

57.56

123.77

11.07

187.31

9849

0.0001

Control

165

75.55

74.14

56.81

116.05

10.11

142.55

Total

330

77.70

76.40

56.81

123.77

10.80

Gonial angle

Experimental

165

117.98

117.59

104.23

133.25

5.49

159.33

12594

0.278

Control

165

118.49

118.66

81.40

141.04

6.94

170.71

Total

330

118.23

118.26

81.40

141.04

6.25

Alpha angle

Experimental

165

65.08

63.66

18.64

112.36

19.37

115.55

5371.5

0.0001

Control

165

84.47

84.69

50.12

113.72

10.27

214.75

Total

330

74.77

78.50

18.64

113.72

18.27

Gamma angle

Experimental

165

87.78

87.76

72.50

107.37

6.79

164.91

13514.5

0.986

Control

165

87.88

87.57

70.78

107.33

6.26

165.09

Total

330

87.83

87.61

70.78

107.37

6.52

1^st molar inclination

Experimental

165

86.99

87.50

68.31

100.27

5.21

156.89

12192

0.121

Control

165

87.60

87.80

12.83

99.45

7.59

173.16

Total

330

87.30

87.71

12.83

100.27

6.51

Proportional measurements

Ret/3^rd M. ratio

Experimental

165

.54

.50

.20

.90

.15

86.97

655.5

0.0001

Control

165

.99

1.08

.60

1.40

.16

243.50

Total

330

.77

.80

.20

1.40

.28