Knee Biomechanics During Neurocognitively Challenged Drop Landings in Male Elite Soccer Players with Anterior Cruciate Ligament Reconstruction

Sports Medicine - Open

Table 4 Group comparisons of neurocognitive function (Mann–Whitney-U test)

Variable	Group	Median	IQR	Test statistic (U)	p-value	Effect size (δ)
Reaction time	CON	91.00	86.00–102.00	59.00	0.02*	0.47
Reaction time	ACLR	84.00	62.00–91.00	59.00	0.02*	0.47
Processing speed	CON	93.00	81.00–96.00	53.00	0.01*	0.52
Processing speed	ACLR	82.00	71.00–82.00	53.00	0.01*	0.52
Visual memory	CON	98.00	88.00–108.00	94.00	0.45	0.16
Visual memory	ACLR	104.00	81.00–113.00	94.00	0.45	0.16
Verbal memory	CON	105.00	102.00–109.00	107.00	0.85	0.04
Verbal memory	ACLR	105.00	101.00–109.00	107.00	0.85	0.04

Higher scores indicate higher neurocognitive performance. ACLR = Anterior cruciate ligament reconstruction, CON = control, IQR = interquartile range, δ = Cliff’s delta, *significant difference