Table 2.

Results of the Kruskal–Wallis H test on the mean accuracy values according to the different squat exercises (general squat (GS), wall-squat (WS), Spanish squat (SS))

Muscles	Group	n	Mean rank	χ2	p	Difference	η2
Rectus femoris	GS	22	29.20	21.523	.000*	GS – SS WS – SS	.333
	WS	22	22.75
	SS	22	48.55
Vastus lateralis	GS	22	29.98	7.101	.029*	WS – SS	.109
	WS	22	28.18
	SS	22	42.34
Vastus medialis	GS	22	32.05	2.347	.309		.037
	WS	22	29.98
	SS	22	38.48
Biceps femoris	GS	21	33.29	2.060	.357		.057
	WS	22	27.64
	SS	20	35.45
Semitendinosus	GS	22	34.23	3.392	.183		.026
	WS	22	27.86
	SS	22	38.41
Semimembranosus	GS	22	35.00	1.656	.437		.021
	WS	22	28.80
	SS	21	35.31

* P < 0.05 significant differences exist between at least one of the three groups. η² ≥ 0.01 small, η² ≥ 0.06 medium, η² ≥ 0.14 large.