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Table 1 The comparison of diameter, entry point and exit point parameters of retrograde virtual acetabular posterior column screw between male and female (Mean ± SD, mm, n = 100)

From: The placement of percutaneous retrograde acetabular posterior column screw based on imaging anatomical study of acetabular posterior column corridor

 

Diameter (mm)

PO (mm)

PL (mm)

OE (mm)

OF (mm)

Male

17.21 ± 1.41

141.59 ± 8.37

12.99 ± 1.99

23.65 ± 2.42

19.33 ± 2.60

Female

15.54 ± 1.51

130.39 ± 6.30

13.26 ± 2.58

24.94 ± 2.39

17.63 ± 2.00

t

5.700

7.532

 − 0.571

 − 2.680

3.675

p

 < 0.001

 < 0.001

0.570

0.009

 < 0.001