Table 3.

Joint angular displacement (degrees) during the loading phase of the jump landing

	Prefatigue		Postfatigue
Joint Displacement During Loading	Mean	SD	Mean	SD	P Value	Effect Size
Hip kinematics
Hip flexiona	45.19	14.10	47.48	14.21	0.04	0.16
Hip adduction	3.00	2.85	3.88	2.98	0.28	0.31
Hip abduction	2.38	1.97	2.08	2.07	0.53	0.15
Hip internal rotation	2.16	3.24	2.64	4.06	0.58	0.15
Hip external rotation	12.82	10.09	12.39	9.78	0.15	0.04
Knee kinematics
Knee flexion	72.89	14.16	72.84	13.03	0.97	0.00
Knee valgus	6.97	5.60	6.71	5.79	0.85	0.05
Knee varus	3.22	3.98	3.74	5.11	0.66	0.13
Knee internal rotation	1.71	2.78	1.66	2.80	0.25	0.02
Knee external rotation	13.73	12.72	15.30	14.33	0.95	0.12

SD, standard deviation.

^aSignificant difference (P < 0.05) between pre- and postfatigue conditions.