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Table 1 Patient and injury characteristics

From: Treatment and outcome prognosis of patients with high-energy transsyndesmotic ankle fracture dislocation—the “Logsplitter” injury

Characteristics

Typical group (n = 19)

Untypical group (n = 22)

P value

Mean age (range), years

42.05 ± 12.74 (21–67)

42.82 ± 14.26 (20–60)

0.858

Male/female

14/5

15/7

0.699

Causes of injury, n (%)

  

0.006

 Traffic accidents

7 (36.8)

4 (18.2)

 

 Sprain

1 (5.3)

2 (9.1)

 

 Falling down

2 (10.5)

14 (63.6)

 

 Crashes by heavy object

1 (5.3)

0

 

 Falling from a height

8 (42.1)

2 (9.1)

 

Affected side, n (%)

  

0.097

 Left

10 (52.6)

6 (27.3)

 

 Right

9 (47.4)

16 (72.7)

 

Open fracture, n (%)

12 (63.1)

4 (18.2)

0.003

 II

2 (10.5)

4 (18.2)

 

 IIIA

10 (52.6)

0

 

Polytrauma, n (%)

6 (31.6)

2 (9.1)

0.070

AO/OTA typing, n (%)

  

0.745

 44A

2 (10.5)

1 (4.6)

 

 44B

2 (10.5)

3 (13.6)

 

 44C

15 (79.0)

18 (81.8)

 

Lauge-Hansen typing

  

0.215

 Pronation-external rotation (PER)

10

6

 

 Pronation abduction (PA)

7

14

 

 Supination-external rotation (SER)

1

2

 

 Supination-adduction (SA)

1

0

 

Denis-Weber classificationa, n (%)

  

0.247

 Type A

1 (5.3)

0

 

 Type B

4 (21.0)

2 (9.1)

 

 Type C

14 (73.7)

20 (90.9)

 

Preoperative tibiofibular width, mm

17.24 ± 3.30

9.69 ± 2.55

<0.001

Associated injuries, n (%)

   

 Distal tibiofibular syndesmotic injury

19 (100)

10 (45.5)

<0.001

 Triangular ligament injury

9 (47.4)

9 (40.9)

0.678

 Fibula fracture

18 (94.7)

22 (100)

0.276

 Medial malleolus fracture

14 (73.7)

15 (68.2)

0.699

 Tibial plafond injury

7 (36.8)

3 (13.6)

0.084

  1. A P value of ≤0.05 was regarded as statistically significant
  2. aFor patients with fibular fractures