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Table 3 Radiographic outcome

From: Is coracoclavicular reconstruction necessary in hook plate fixation for acute unstable acromioclavicular dislocation?

 

HP(19)

HM(19)

P value

Preop rCCD

 Absolute ACD (mm)

11.57 ± 5.21

10.33 ± 2.86

 

 Absolute CCD (mm)

24.63 ± 4.97

22.96 ± 4.14

 

 Relative CCD(%)

247.31 ± 98.05

234.60 ± 62.11

0.795

Postop rCCD

 Absolute ACD (mm)

19.41 ± 9.00

18.40 ± 9.82

 

 Absolute CCD (mm)

11.20 ± 6.63

11.10 ± 7.37

 

 Relative CCD(%)

56.34 ± 12.82

57.99 ± 12.21

0.773

p value (postop-preop)

< 0.001

< 0.001

 

Correct rCCD(%)

190.97 ± 98.9

176.61 ± 64.58

0.885

Postop 1 month rCCD

 Absolute ACD (mm)

17.73 ± 9.03

12.64 ± 6.50

 

 Absolute CCD (mm)

12.32 ± 6.96

7.91 ± 4.98

 

 Relative CCD(%)

70.80 ± 21.80

62.66 ± 15.66

0.212

Postop 3 months rCCD

 Absolute ACD (mm)

15.93 ± 9.43

13.38 ± 6.00

 

 Absolute CCD (mm)

12.67 ± 7.41

9.19 ± 4.32

 

 Relative CCD(%)

82.96 ± 22.57

69.80 ± 13.26

0.050*

Postop 6 months rCCD

 Absolute ACD (mm)

14.37 ± 8.01

14.48 ± 5.76

 

 Absolute CCD (mm)

13.33 ± 6.59

11.63 ± 5.45

 

 Relative CCD(%)

97.59 ± 19.87

79.29 ± 15.51

0.004*

Postop 1 year rCCD

 Absolute ACD (mm)

13.24 ± 8.80

12.20 ± 4.31

 

 Absolute CCD (mm)

14.36 ± 7.91

10.6 ± 2.70

 

 Relative CCD(%)

100.75 ± 48.70

91.47 ± 27.47

0.015*

∆rCCD

 ∆ rCCD(1 M)

14.46 ± 20.16

4.67 ± 10.92

0.172

 ∆ rCCD(3 M)

26.62 ± 23.21

11.8 ± 11.4

0.053

 ∆ rCCD(6 M)

41.24 ± 20.90

21.30 ± 11.11

0.006*

 ∆rCCD(1Y)

45.76 ± 50.43

31.14 ± 19.36

0.034*

p value (Postop 1y-preop)

< 0.001

< 0.001

 

Complication

 Infection

0

0

1

 Acromion osteolysis

10

3

0.038*

 Distal clavicle osteolysis

2

1

0.547

  1. *Statistically significant; rCCD means postop (month) rCCD minus postop rCCD