Table 1.

Demographics of patients with lower leg arterial injury

Demographics	Case (N = 88)
Age, years, mean ± SD	32.7 ± 10.8, (range 16–65)
Gender
Males	72
Females	16
The mechanisms of injury
Motor vehicle accident trauma	40
Bruise injury caused by heavy objects	34
Falling injury	3
Twist injury by working machines	8
Cutting injury	1
Explosion injury	2
The types of arterial injury
Popliteal artery	35 (36 legs)
Anterior tibial artery	16 (20 legs)
Posterior tibial artery	17 (20 legs)
Anterior and posterior tibial artery	20 (22 legs)
The types of skeletal fracture
Upper 1/3 tib/fib	40 (44 legs)
Middle 1/3 tib/fib	18 (22 legs)
Distal 1/3 tib/fib	28 (30 legs)
Traumatic knee dislocation	2 (2 legs)
Soft tissue injury
Open (Gustilo IIIc)	80 (88 legs)
Closed	8 (10 legs)
Injury evaluation
AIS score, mean ± SD	10.1 ± 1.0, (range 9–12)
MESS score, mean ± SD	5.8 ± 1.4, (range 2–10)
ISS score, mean ± SD	18.5 ± 2.5, (range 15–22)
Injury to Surgery time, hours, mean ± SD	5.5 ± 3.2, (range 3–12)

N number of patients, SD standard deviation, AIS abbreviated injury scale, MESS mangled extremity severity score, ISS injury severity score; Data were reported as the number (injured legs) of patients except where noted