Table 3 The comparison of radiological outcomes among three groups

9.6 ± 1.9

9.5 ± 2.0

10.2 ± 1.5

0.17

4.5 ± 0.9

4.0 ± 1.0

4.0 ± 0.4

< 0.05^φ

5.5 ± 0.9

5.6 ± 1.0

4.5 ± 0.3

< 0.05^φ

6.6 ± 0.7

6.2 ± 0.5

5.5 ± 0.6

< 0.05^φ

2.0 ± 0.9

2.2 ± 0.8

1.5 ± 0.7

< 0.05^φ

4.3 ± 0.5

4.5 ± 0.6

4.3 ± 0.4

0.18

1.7 ± 0.6

1.4 ± 0.4

1.1 ± 0.5

< 0.05^φ

2.3 ± 0.5

1.8 ± 0.4

1.7 ± 0.5

< 0.05^φ

3.1 ± 0.4

2.5 ± 0.6

2.2 ± 0.6

< 0.05^φ

1.3 ± 0.5

1.1 ± 0.7

1.0 ± 0.4

< 0.05^φ

59.5 ± 8.1

57.0 ± 10.0

57.6 ± 11.8

0.38

23.4 ± 3.0

21.8 ± 2.6

18.3 ± 3.5

< 0.05^φ

28.4 ± 4.7

27.4 ± 5.4

25.6 ± 5.2

< 0.05^φ

31.9 ± 3.5

31.5 ± 3.8

27.6 ± 4.7

< 0.05^φ

8.5 ± 4.2

9.7 ± 4.1

9.3 ± 6.3

0.39

13.0 ± 5.3

11.8 ± 4.4

12.6 ± 4.7

0.47

41.8 ± 3.6

42.6 ± 4.0

44.8 ± 4.6

< 0.05^φ

35.5 ± 3.0

34.4 ± 2.9

39.4 ± 5.3

< 0.05^φ

33.6 ± 2.8

33.7 ± 3.2

37.9 ± 3.5

< 0.05^φ

8.2 ± 4.2

7.7 ± 5.3

6.8 ± 3.2

0.34

33.1 ± 6.4

33.2 ± 5.5

34.3 ± 7.7

0.65

6.1 ± 2.6

4.8 ± 2.9

4.0 ± 2.4

< 0.05^φ

7.9 ± 2.1

8.2 ± 1.9

5.2 ± 2.2

< 0.05^φ

11.6 ± 2.0

10.4 ± 2.0

7.3 ± 1.8

< 0.05^φ

5.5 ± 3.2

5.6 ± 3.8

3.3 ± 1.8

< 0.05^φ

35.0 ± 5.8

34.4 ± 4.3

33.8 ± 3.1

0.46

12.1 ± 2.4

13.0 ± 2.2

12.0 ± 2.6

0.11

15.2 ± 2.1

16.9 ± 2.5

14.2 ± 2.6

< 0.05^φ

19.3 ± 2.5

19.0 ± 2.1

16.2 ± 2.4

< 0.05^φ

7.2 ± 3.1

6.0 ± 2.8

4.2 ± 2.8

< 0.05^φ