Other pivoting sports → Male → Non-elite → 20-35 years old

  • Isokinetic strength 60°/sec

    Quadriceps
    PT/BW: 2.70 ± 0.18 Nm/kg
    LSI-D/ND: 105 ± 3 %

    Hamstrings
    PT/BW: 1.58 ± 0.04 Nm/kg
    LSI-D/ND: 102 ± 2 %

    Ratios
    HQR: 55 ± 10 %

  • Isokinetic strength 300°/sec

    Quadriceps
    PT/BW: 1.33 ± 0.25 Nm/kg
    LSI-D/ND: 106 %*

    Hamstrings
    PT/BW: 0.86 ± 0.23 Nm/kg
    LSI-D/ND: 106 %*

    Ratios
    HQR: 65 ± 15 %

  • Single-leg vertical jump tests

    Vertical hop
    Height: 17.4 ± 2.4 cm
    Height LSI-D/ND: 100 ± 1 %
    Work hip propulsion: 32 ± 7 %
    Work knee propulsion: 34 ± 9 %
    Work ankle propulsion: 34 ± 7 %
    Work hip landing: 30 ± 14 %
    Work knee landing: 34 ± 14 %
    Work ankle landing: 35 ± 11 %
    Power: 47.4 ± 8.3 W/kg
    Power LSI-D/ND: 96 ± 7 %
    Power hip: 19 ± 5 %
    Power knee: 34 ± 9 %
    Power ankle: 47 ± 7 %

    Drop jump (15 cm)
    Height: 14.4 ± 3.1 cm
    RSI: 0.43 ± 0.12 s
    Work hip absorption: 23 ± 7 %
    Work knee absorption: 36 ± 10 %
    Work ankle absorption: 41 ± 13 %
    Work hip generation: 25 ± 5 %
    Work knee generation: 35 ± 8 %
    Work ankle generation: 40 ± 11 %

  • Single-leg horizontal sagittal plane jump tests

    Single hop for disance
    Distance: 174 ± 17 cm
    Distance LSI-D/ND: 104 %*

    Triple hop for distance
    Distance: 496 ± 61 cm
    Distance LSI-D/ND: 103 %*

    Crossover hop for distance
    Distance: 431 ± 56 cm
    Distance LSI-D/ND: 100 %*

    Six meter timed hop
    Time: 2.0 ± 0.3 s
    Time LSI-D/ND: 95 %*

HQR = concentric hamstring strength to concentric quadriceps strength ratio; LSI-D/ND = limb symmetry index calculated as ((value dominant leg)/(value non-dominant leg))*100%; PT/BW = peak torque normalized to body weight; RSI = reactive strength index calculated as (jump height/contact time).

*Standard deviation not available.

Published in

van Melick N, van der Weegen W, van der Horst N, Bogie R. Double-leg and single-leg jump test reference values for athletes with and without ACL reconstruction who play popular pivoting sports, including soccer and basketball: a scoping review. J Orthop Sports Phys Ther 2024;54(6):1-14.

van Melick N, van der Horst N, van der Weegen W. Quadriceps and hamstrings strength reference values for athletes with and without ACL reconstruction who play popular pivoting sports, including soccer, basketball and handball: a scoping review. J Orthop Sports Phys Ther 2022;52(3):142-155.