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Table 3 Demographic characteristics ipsi- and contralateral matches

From: Lateral tibiofemoral morphometry does not identify risk of re-ruptures after ACL reconstruction in children and adolescents

  Ipsilateral Contralateral
Injured (33) Control (33) P-value Injured (29) Control (29) P-value
Age, years (mean SD) 14.5 (1.7) 14.5 (1.8) 0.414 14.9 (2.0) 15.1 (1.4) 0.180
Gender, n female (%) 10 (30) 10 (30) 1.000 19 (66) 19 (66) 1.000
Weight, kg (mean SD) 63 (18) 61 (13) 0.401 62 (11) 64 (9.7) 0.085
Height, cm (mean SD) 171 (12) 171 (12) 0.760 172 (9.0) 171 (9.3) 0.635
BMI, kg/m2 (mean SD) 21 (4.2) 21 (2.7) 0.438 21 (3.1) 22 (2.2) 0.094
Time to rerupture    n.a.    n.a.
 < 1 year 5 n.a.   1 n.a.  
 1–2 years 12 n.a.   15 n.a.  
 > 2 years 16 n.a.   12 n.a.  
Follow-up duration controls, years (mean SD) n.a. 4.3 (2.3) n.a. n.a. 4.2 (2.3) n.a.
Surgical technique    0.059    0.705
 Adult 17 16   21 22  
 Hybrid 12 16   5 6  
 Transphyseal 4 1   2 1  
 All-epiphyseal 0 0   1 0  
Graft type    0.317    1.000
 HS 32 33   29 29  
 BPTB 1 0   0 0  
 QT 0 0   0 0  
 Allograft 0 0   0 0  
Primary ALL reconstruction    1.000    1.000
 Yes 1 0   1 2  
 No 32 33   28 27  
  1. ALL Anterolateral ligament, BPTB Bone patella tendon bone, cm Centimetres, HS Hamstring, kg Kilograms, LCL Lateral collateral ligament, m Metre, MCL Medial collateral ligament, n.a. Not applicable, PCL Posterior cruciate ligament, QT Quadriceps tendon, SD Standard deviation