Table 2

Characteristics of included patients

Men (n=29)Women (n=24)Mean difference (95% CI)
Age*27.1 (6.2)26.3 (6.9)−0.85 (−4.5 to 2.8)
Height (cm)*179 (6.7)167 (5.8)−12.2 (−15.6 to -8.7)
Mass (kg)*80.6 (12.7)67.7 (9.2)−12.9 (−19.2 to -6.7)
BMI†24.1 (23.3–26.1)23.5 (22.3–26.6)P=0.211
Injury occasion‡P=0.03
 Match, n (%)15 (51.7)4 (16.7)
 Training, n (%)9 (31)13 (54.2)
 Other, n (%)5 (17.2)7 (29.2)
Injury mechanism‡P=0.653
 Non-contact, n (%)19 (65.5)16 (66.7)
 Contact, n (%)9 (31.0)8 (33.3)
 Do not remember, n (%)1 (3.4)0 (0.0)
Time since reconstruction (weeks)*28.4 (6.3)27 (6.7)−1.49 (-5.1 to 2.15)
Type of graft‡P=0.501
 Hamstrings, n (%)27 (93.1)22 (91.7)
 Patellar, n (%)2 (6.9)1 (4.2)
 Donated, n (%)01 (4.2)
ACL revision surgery, n (%)2 (6.9)5 (20.9)P=0.132
Associated injuries, n (%)22 (75.9)17 (70.8)P=0.682
 Bilateral ACL injury, n (%)2 (6.9)3 (12.5)P=0.491
 Meniscal injury, n (%)10 (34.5)14 (58.3)P=0.595
 Collateral ligament, n (%)7 (24.1)6 (25)P=0.943
 Cartilage, n (%)8 (27.6)3 (12.5)P=0.182
 Other, n (%)1 (3.4)2 (8.3)P=0.448
Tegner activity level before injury†8 (6–9)8 (6–9) n=23P=0.985
Tegner activity level at test session†3 (2–4.5)3 (3–4) n=23P=0.962
  • *Mean (SD).

  • †Median (quartiles) and Mann-Whitney U-test.

  • ‡χ2 test, significant difference in match and training.

  • ACL, anterior cruciate ligament; BMI, body mass index.