Table 4.

The correlation matrix between strength and speed tests with raw bioelectrical data from male track and field athletes' whole-body and regional BIVA approaches. Spearman's Rho correlations are reported in bold.

		Whole body BIVA				Regional BIVA
		R/H	XC/H	PHA	LMI	R/H	XC/H	PHA	LMI
HORIZONTAL JUMP	Standing long jump	−0.61ç	−0.34§	0.74ç	0.68ç	−0.53ç	−0.20	0.70ç	0.70ç
	Triple jump	−0.65ç	−0.41§	0.69ç	0.67ç	−0.57ç	−0.25	0.64ç	0.68ç
SPRINT	5m	0.40ç	0.28*	−0.45ç	−0.47ç	0.33§	0.22	−0.38§	−0.40§
	10m	0.53ç	0.37§	−0.58ç	−0.61ç	0.47ç	0.27*	−0.51ç	−0.55ç
	10m launched	0.59ç	0.34§	−0.69ç	−0.69ç	0.56ç	0.19	−0.66ç	−0.68ç
SQUAT JUMP	Height	−0.59ç	−0.35§	0.71ç	0.66ç	−0.54ç	−0.19	0.68ç	0.68ç
	Take off force	−0.66ç	−0.42ç	0.75ç	0.74ç	−0.61ç	−0.29*	0.64ç	0.73ç
	Landing force	−0.49ç	−0.46ç	0.31*	0.47ç	−0.40ç	−0.40§	0.20	0.37§
	Maximum concentric power	−0.68ç	−0.49ç	0.75ç	0.75ç	−0.61ç	−0.35§	0.62ç	0.73ç
	Average speed concentric phase	−0.01	−0.01	0.01	0.03	−0.05	−0.01	0.08	0.08
	Peak speed	−0.53ç	−0.33§	0.58ç	0.58ç	−0.48ç	−0.19	0.57ç	0.53ç
	Take-off speed	−0.52ç	−0.30*	0.60ç	0.59ç	−0.48ç	−0.17	0.58ç	0.55ç
COUNTER MOVEMENT JUMP	Height	−0.55ç	−0.31*	0.69ç	0.63ç	−0.52ç	−0.16	0.72ç	0.68ç
	Take off force	−0.58ç	−0.41ç	0.69ç	0.69ç	−0.53ç	−0.30*	0.57ç	0.62ç
	Landing force	−0.48ç	−0.41ç	0.35*	0.47ç	−0.47ç	−0.35§	0.29*	0.46ç
	Maximum concentric power	−0.70ç	−0.49ç	0.70ç	0.76ç	−0.65ç	−0.35§	0.63ç	0.73ç
	Average speed concentric phase	−0.45ç	−0.27*	0.63ç	0.59ç	−0.43ç	−0.12	0.64ç	0.55ç
	Peak speed	−0.52ç	−0.31*	0.60ç	0.59ç	−0.47ç	−0.17	0.58ç	0.59ç
	Take-off speed	−0.52ç	−0.31*	0.65ç	0.60ç	−0.47ç	−0.16	0.61ç	0.64ç
STIFFNESS TEST	Height	−0.56ç	−0.39§	0.54ç	0.59ç	−0.46ç	−0.21	0.52ç	0.54ç
	Take off force	−0.70ç	−0.54ç	0.63ç	0.78ç	−0.67ç	−0.42ç	0.62ç	0.77ç
	Landing force	−0.69ç	−0.51ç	0.65ç	0.77ç	−0.66ç	−0.40§	0.61ç	0.76ç
	Maximum concentric power	−0.72ç	−0.56ç	0.66ç	0.80ç	−0.67ç	−0.41ç	0.64ç	0.78ç
	Average speed concentric phase	−0.55ç	−0.41ç	0.53ç	0.59ç	−0.46ç	−0.23	0.50ç	0.54ç
	Peak speed	−0.58ç	−0.42ç	0.57ç	0.63ç	−0.48ç	−0.24	0.52ç	0.57ç
	Take-off speed	−0.56ç	−0.41ç	0.56ç	0.61ç	−0.47ç	−0.23	0.52ç	0.56ç

Significance: *, p < 0.05; §, p < 0.01; ç, p < 0.001.

BIVA: Bioelectrical Impedance Vector Analysis; H: Height; LMI: Levi Muscle Index; PhA: Phase Angle; R: Resistance; Xc: Reactance.