Skip to main content

Table 1 Demographic variables distributions in participants

From: Single-leg hop distance normalized to body height is associated with the return to sports after anterior cruciate ligament reconstruction

   RTS status   
  Total (n = 73) YRTS (n = 43) NRTS (n = 30) P-value Effect size
Age, ya 21.0 (6.0) 21.9 (4.3) 22.0 (10.3) 0.108 -0.19
Sex (female/male) 31/42 21/22 10/20 0.187 0.15
Height, cma 167.0 (0.2) 166.0 (14.0) 170.3 (16.4) 0.077 -0.21
Body weight, kga 63.5 (21.0) 60.0 (17.0) 70.0 (21.3) 0.045 -0.24
BMI, kg/m2a 22.5 (3.8) 22.5 (3.0) 23.4 (5.1) 0.148 -0.17
Days from injury to ACLRa 70.5 (60.0) 73.5 (88.8) 69.5 (51.8) 0.982 0.00
Months from surgery to ACLRa 13.5 (13.0) 14.5 (14.3) 13.0 (4.5) 0.253 -0.13
Graft type (HT/BTB) 67/6 39/4 28/2 1.000 -0.04
Meniscus repair (yes/no) 54/19 32/11 22/8 0.917 0.01
TSK score 33.4 ± 6.2 31.8 ± 6.2 35.8 ± 5.4 0.006 0.68
Pre-injury Tegner activity scale 7.8 ± 1.2 7.8 ± 1.2 7.7 ± 1.3 0.820 0.01
  1. RTS return-to-sports, YRTS yes‒return-to-sports, NRTS no‒return-to-sports, BMI body mass index, ACLR anterior cruciate ligament reconstruction, HT hamstrings, BTB bone‒patellar tendon‒bone, TSK Tampa scale for kinesiophobia
  2. amedian (interquartile range)