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Table 2 Demographics of patients with a PMF fragment size < 15%

From: Comparison of the efficacy of posterior-anterior screws, anterior-posterior screws and a posterior-anterior plate in the fixation of posterior malleolar fractures with a fragment size of ≥ 15 and < 15%

 

Posterior-anterior (PA) screw (n = 41)

Anterior-posterior (AP) screw (n = 31)

Posterior plate (n = 35)

χ2/F

P

Sex

 Male

21

17

16

0.563

0.755

 Female

20

14

19

  

Lange-Hansen classification

 Supination external rotation

22

13

17

0.971

0.615

 Pronation-external rotation

19

18

18

  

Mechanisms of injury

 Low-energy

19

14

18

0.305

0.858

 High-energy

22

17

17

  

Age (Year)

43.8 ± 11.8

45.8 ± 13.4

43.2 ± 11.9

0.382

0.683

Time from injury to surgery (Day)

8.6 [7.6,11.4]

8.8 [8.0,10.0]

8.5 [8.0,9.8]

0.412

0.814

Follow-up time (Month)

17.5 [13.9,24.2]

17.7 [15.1,20.9]

17.9 [13.9,22.7]

0.315

0.854