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Table 1 Patients’ characteristics

From: The mechanism and cause of anterior cruciate ligament tear in the Korean military environment

 Total (n = 168)Officer group (n = 90)Soldier group (n = 78)P value
Mean age, years27.131.621.9< 0.001
Sexa   
 Male167 (99.4%)89 (98.9%)78 (100%) 
 Female1 (0.6%)1 (1.1%) 
Affected side   0.138
 Right90 (53.6%)53 (58.9%)37 (47.4%) 
 Left78 (46.4%)37 (41.1%)41 (52.6%) 
Height175.5 cm174.9 cm176.2 cm0.078
Weight76.2 kg77.6 kg74.6 kg0.045
BMI24.7 kg/m225.4 kg/m224.0 kg/m20.002
Injury pattern   0.976
 Non-contact142 (84.5%)76 (84.4%)66 (84.6%) 
 Contact26 (15.5%)14 (15.6%)12 (15.4%) 
  1. BMI body mass index
  2. aStatistical analysis of group difference in sex was not conducted, since the soldier group in Korea consisted only of men