Skip to main content

Table 6 Patients with 2 RTS testing battery after ACL reconstruction

From: Subjective knee apprehension is not associated to physical parameters 6–12 months after anterior cruciate ligament reconstruction

 

Patients n = 57 *

P values

Sex

42 (74%) men, 15 (26%) women

 

Age

26 years old (± 9)

 

BMI

24.5

 

Interval trauma – surgery

4 months

 

Graft type

79% Quadricipital autograft

19% Hamstring autograft

2% Patellar autograft

 

Tests including ACL-RSI and sport testing battery

1st test

2nd test

 

Interval surgery – test

8 (± 5) months

12 (± 6) months

 

Knee apprehension

- ACL-RSI

56 (± 26)

64 (± 26)

p = 0.22

Muscle strength

- Concentric quadriceps strength at 60°/s

- Concentric hamstring strength at 60°/s

- Eccentric hamstring strength at 90°/s

127 (± 45) Nm/kg (LSI 70%)

93 (± 32) Nm/kg (LSI 91%)

112 (± 39) Nm/kg (LSI 85%)

151 (± 41) Nm/kg (LSI 95%)

105 (± 31) Nm/kg (LSI 95%)

126 (± 40) Nm/kg (LSI 88%)

p = 0.005

p = 0.05

p = 0.11

Coordination

- Triple hop test (meters)

- Side hop test (jumps)

4.0 (± 1.4) (86% of contralateral)

37.7 (± 18.2) (86% of contralateral)

4.3 (± 1.3) (92% of contralateral)

42.5 (± 39.7) (93% of contralateral)

p = 0.29

p = 0.36

Anterior tibal laxity

- GNRB absolute laximetry (operative side)

- GNRB differential laximetry to opposite side

5.2 (± 2.6) mm

0.4 (± 1.2) mm

5.8 (± 2.8) mm

0.4 (± 0.9) mm

p = 0.28

p = 0.62

  1. *Exclusion of 246 patients who only had one ACL-RSI assessment with one sport testing battery
  2. BMI Body mass index, ACL-RSI Anterior cruciate ligament return to sport after injury, LSI Limb symetry index