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. 2017 Nov 7;8:883. doi: 10.3389/fphys.2017.00883

Table 3.

Drop vertical jump task biomechanics during pre- and post-intervention testing.

Variable Initial contact Maximum knee flexion angle
Experimental Control Experimental Control
Mean ± SD Mean ± SD Mean ± SD Mean ± SD
Knee Flexion Pre (°) 34.4 ± 5.3 36.2 ± 3.3 106.9 ± 8.9 103.7 ± 3.2
Post (°) 37.1 ± 4.8* 31.3 ± 6.5 114.8 ± 10.1 102.5 ± 7.2
Δ (Post-Pre) (°) 2.7 ± 5.4* −4.9 ± 5.9 7.9 ± 12.2 −1.3 ± 9.2
Knee Abduction Pre (°) −4.1 ± 5.8 −10.0 ± 5.5 −13.1 ± 4.5 −20.7 ± 3.4
Post (°) 2.6 ± 5.4 −2.6 ± 8.8 0.66 ± 9.3 −13.4 ± 2.2
Δ (Post-Pre) (°) 6.7 ± 6.3 7.4 ± 11.8 13.7 ± 9.6 7.2 ± 5.2
Knee External Rotation Pre (°) −17.6 ± 10.4 −13.4 ± 12.8 2.3 ± 16.7 −4.8 ± 2.0
Post (°) −9.9 ± 14.2* −21.5 ± 8.7 8.1 ± 13.3 −10.2 ± 15.7
Δ (Post-Pre) (°) 7.6 ± 15.3* −8.1 ± 18.7 5.8 ± 19.3 −5.4 ± 16.1
Hip Flexion Pre (°) 41.1 ± 4.5 43.7 ± 6.7 94.7 ± 4.9 87.2 ± 11.3
Post (°) 46.2 ± 2.7 44.1 ± 10.7 99.2 ± 7.5 88.7 ± 13.3
Δ (Post-Pre) (°) 5.0 ± 5.3 0.4 ± 7.8 4.5 ± 8.3 1.5 ± 5.7
Hip Abduction Pre (°) 10.4 ± 4.6 8.5 ± 3.4 6.7 ± 5.9 4.4 ± 6.7
Post (°) 10.7 ± 4.4 8.7 ± 3.9 13.9 ± 3.1* 5.5 ± 7.6
Δ (Post-Pre) (°) 0.3 ± 10.7 0.2 ± 3.5 7.3 ± 6.2 1.1 ± 4.5
Hip External Rotation Pre (°) −10.6 ± 11.2 −19.5 ± 5.5 −7.3 ± 12.2 −19.4 ± 8.9
Post (°) −6.3 ± 9.2 −8.5 ± 11.2 2.0 ± 12.4 −14.4 ± 3.8
Δ (Post-Pre) (°) 4.4 ± 11.2 11.0 ± 14.8 9.4 ± 13.0 4.9 ± 8.7
*

Indicates statistical significance p ≤ 0.05.