Table 2.

Mean ± standard deviation of kinetic and kinematic parameters for experienced and novice volleyball players and for block and spike jumps

	Experienced group		Novice group		Group effect		Interaction effect
	Block jump	Spike jump	Block jump	Spike jump	p-values	ωp2	p-values	ωp2
Peak vertical GRFa (BW)	2.76 ± 0.74	3.70 ± 1.02	2.83 ± 0.41	3.58 ± 0.64	0.936	< 0.001	0.342	< 0.001
GRF loading rate (BW/s)	67.7 ± 57.9	167.4 ± 88.1	71.9 ± 34.5	162.5 ± 48.9	0.943	< 0.001	0.691	< 0.001
Knee abduction angle at ICb (°)	− 2.1 ± 2.0	− 2.3 ± 1.9	− 3.1 ± 2.8	− 4.0 ± 3.0	0.150	0.038	0.036*	0.113
Knee abduction ROMc (°)	− 5.4 ± 1.8	− 6.6 ± 2.1	− 5.0 ± 1.5	− 7.7 ± 2.6	0.579	< 0.001	0.009*	0.184
Peak knee abduction moment (Nm/kg)	0.21 ± 0.10	0.25 ± 0.13	0.15 ± 0.11	0.16 ± 0.14	0.114	0.053	0.437	< 0.001

^aGround Reaction Force

^bInitial Contact

^cRange of Motion

*p-values < 0.05