TABLE 2.

Association between core endurance model and dependent variables such as jump ability, functional movement screen, ability to lift, push-ups, agility, and cardiorespiratory capacity.

	Variable	R2	β	R2 significance	Individual R
CMJ (cm)
	Trunk flexion		0.006		0.096
Model	Back extension	0.014	0.015	0.807	0.003
	Side bridge		0.023		0.075
FMS (score)
	Trunk flexion		0.007		0.043
Model	Back extension	0.209	0.001	0.001	0.096
	Side bridge		0.036		0.194
Sit to stand
	Trunk flexion		0.013		0.003
Model	Back extension		0.033	<0.001	0.000
	Side bridge	0.198	0.171		0.171
Push up (repetitions)
	Trunk flexion		0.049		0.075
Model	Back extension	0.157	0.034	<0.001	0.008
	Side bridge		0.149		0.126
T-test (s)
	Trunk flexion		0.002		0.011
Model	Back extension	0.036	0.017	0.497	0.028
	Side bridge		0.020		0.023
Yo-Yo test (m)
	Trunk flexion		0.837		0.098
Model	Back extension	0.469	0.786	<0.001	0.017
	Side bridge		3.397		0.104

CMJ, countermovement jump; FMS, functional movement screen.