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Table 2 Comparison of the different variables between the STP and RP groups

From: A novel anatomically pre-contoured side-specific titanium plate versus the reconstruction plate for quadrilateral plate fractures of the acetabulum: a propensity-matched cohort study

Variable

STP group (n = 22)

RP group (n = 22)

P value

Gender, male (n, %)

18 (81.8%)

14 (63.6%)

0.176

Age, years (mean ± SD)

46.7 ± 11.6

50.8 ± 8.9

0.202

Mechanism of injury (n, %)

 Fall from height

11 (50%)

8 (36.4%)

0.646

 Traffic accident

9 (40.9%)

11 (50%)

 

 Others

2 (9.1%)

3 (13.6%)

 

Fracture side, left (n, %)

15 (68.2%)

12 (54.5%)

0.353

Concomitant injuries (n, %)

 Head trauma

5 (22.7%)

6 (27.3%)

0.918

 Spine fracture

1 (4.5%)

2 (9.1%)

 

 Limb fracture

9 (40.9%)

6 (27.3%)

 

 Rib or clavicle fracture

4 (18.2%)

5 (22.7%)

 

 Dislocation of hip

3 (13.6%)

2 (9.1%)

 

 Others

3 (13.6%)

2 (9.1%)

 

Time to surgery, days (mean ± SD)

8.8 ± 3.3

8.6 ± 2.6

0.799

Surgical time, min (mean ± SD)

245.1 ± 54.6

286.8 ± 59.3

0.020

Blood loss, mL (mean ± SD)

1136.4 ± 686.3

1777.3 ± 944.6

0.014

Blood transfusion, mL (mean ± SD)

780.9 ± 685.2

1256.8 ± 763.2

0.035

Hospital stay time, days (mean ± SD)

25.7 ± 6.3

26.8 ± 7.8

0.612

Quality of reduction (n, %)

   

 Anatomic (0–1 mm)

16 (72.7%)

14 (63.6%)

0.490

 Imperfect (2–3 mm)

5 (22.7%)

6 (27.3%)

 

 Poor (> 3 mm)

1 (4.5%)

2 (9.1%)

 
  1. Bold entries indicate statistically significant P value