Table 2 Parameters of the osseous corridor of the modified LC-II screw on both sides.

From: A new technique for percutaneous screw fixation for treating FFP IIIa and IIIb fragility fractures of the pelvis

 

Male

P value

Female

P value

Left

Right

Left

Right

The maximum tunnel diameter (mm)

12.65 ± 0.91

12.82 ± 1.35

0.574

10.79 ± 1.13

10.88 ± 1.1

0.774

The maximum length (mm)

95.7 ± 6.46

97.05 ± 5.86

0.4

92.54 ± 5.46

94.21 ± 6.05

0.267

∠ α (°)

34.55 ± 5.74

35.2 ± 4.91

0.639

32.81 ± 5.76

33.9 ± 5.5

0.457

∠ β (°)

34.66 ± 3.42

35.22 ± 2.91

0.494

34.02 ± 3.74

32.6 ± 3.36

0.129

∠ γ (°)

36.13 ± 4.77

35.02 ± 4.73

0.368

38.45 ± 5.48

38.75 ± 5.66

0.836

AI (mm)

24.97 ± 4.13

24.32 ± 3.95

0.54

26.78 ± 5.36

25.2 ± 5.53

0.264

AS (mm)

52.43 ± 5.11

51.14 ± 4.9

0.325

52.11 ± 6.21

51.68 ± 6.45

0.794

AC (mm)

14.33 ± 1.88

14.36 ± 2.24

0.956

15.28 ± 2.98

13.95 ± 2.33

0.058

AN (mm)

58.45 ± 3.79

60.54 ± 2.73

0.018

50.85 ± 4.27

53.01 ± 5.85

0.109

∠ LPM (°)

42.55 ± 3.05

43.92 ± 4.49

0.173

44.53 ± 4.84

44.46 ± 5.83

0.956

∠ LPM’ (°)

34.53 ± 2.94

35.59 ± 3.02

0.175

33.75 ± 3.19

33.41 ± 2.71

0.661

Dv1 (mm)

71.76 ± 12.16

66.88 ± 11.62

0.118

75.19 ± 17.23

73.07 ± 15.87

0.623

Dh1 (mm)

22.1 ± 11.49

21.49 ± 9.03

0.82

27.9 ± 16.19

21.83 ± 12.02

0.105

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