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Table 1 Baseline characteristics of the study participants (n = 89)

From: Impact of treatment strategy and physical performance on future knee-related self-efficacy in individuals with ACL injury

  ACL-D
(n = 20)
ACL-R
(n = 46)
ACL-X
(n = 23)
p-value
Age (y), mean (SD) 25.7 (4.8) 26.7 (5.4) 25.7 (4.8) 0.673
Female gender, n (%) 7 (35) 11 (24) 7 (30) 0.672
BMI (kg/m2), mean (SD)* 23.4 (2.4) 24.2 (3.3) 23.4 (2.0) 0.789
Tegner activity score, median (IQR) 9 (7–9) 8.5 (7–9) 8 (7–9) 0.934
Participating in sports when injured, n (%) 19 (95) 46 (100) 22 (96) 0.331
Right knee injured, n (%) 12 (60) 25 (54) 12 (52) 0.868
MRI-findings
 Total ACL-rupture, n (%) 19 (95) 46 (100) 23 (100) 0.175
 Meniscal injury, n (%)** 12 (60) 32 (70) 9 (39) 0.052
Autograft type
 Patella tendon (%)   17 (37) 11 (48) 0.386
 Hamstring tendon, n (%)   29 (63) 12 (52) 0.386
Supervised exercise therapy sessionsa, mean (SD) 34 (23.2) 67 (32.3) 70 (38.1) 0.000
  1. *n = 87, **n = 88, aNumber of supervised session until 2 yrs. follow-up
  2. SD standard deviation, IQR inter-quartile range, BMI body mass index, MRI magnetic resonance imaging, ACL anterior cruciate ligament, ACL-D exercise only, ACL-R exercise plus early reconstruction, ACL-X exercise plus delayed reconstruction