. 2024 Aug 3;10(15):e35754. doi: 10.1016/j.heliyon.2024.e35754

Table 3.

The correlation matrix between strength and speed tests with raw bioelectrical data from female 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	−0.15	0.05	0.46^§	0.36*	−0.16	0.15	0.52^§	0.44*
HORIZONTAL JUMP	Triple jump	−0.33	0.10	0.49^§	0.51^§	−0.30	0.02	0.53^§	0.52^§
SPRINT	5 m	0.22	0.05	−0.30	−0.38*	0.16	0.10	−0.17	−0.24
	10 m	0.01	−0.01	−0.37	−0.31	0.11	−0.00	−0.27	−0.25
	10 m launched	0.11	−0.12	−0.50^§	−0.35	0.23	−0.15	−0.52^§	−0.46^§
SQUAT JUMP	Height	−0.22	−0.09	0.34	0.32	−0.22	0.01	0.46^§	0.48^§
	Take off force	−0.32	−0.08	0.53^§	0.52^§	−0.33	−0.04	0.48^§	0.55^§
	Landing force	−0.21	−0.20	0.08	0.24	−0.03	−0.24	−0.14	0.06
	Maximum concentric power	−0.42*	−0.18	0.41*	0.53^§	−0.30	−0.08	0.43*	0.53^§
	Average speed concentric phase	−0.13	−0.13	0.06	0.06	−0.23	−0.12	0.17	0.18
	Peak speed	−0.33	−0.15	0.24	0.34	−0.28	−0.01	0.37*	0.40*
	Take-off speed	−0.33	−0.13	0.26	0.35	−0.28	0.003	0.39*	0.41*
COUNTER MOVEMENT JUMP	Height	−0.18	0.01	0.37*	0.27	−0.14	0.09	0.49^§	0.38*
	Take off force	−0.12	0.05	0.37*	0.31	0.04	0.07	0.20	0.20
	Landing force	−0.29	−0.13	0.24	0.27	−0.38*	−0.09	0.28	0.38*
	Maximum concentric power	−0.22	−0.05	0.36*	0.34	−0.18	0.02	0.40*	0.38*
	Average speed concentric phase	−0.06	0.11	0.31	0.17	−0.13	0.16	0.56^ç	0.37*
	Peak speed	−0.03	0.13	0.31	0.14	−0.04	0.18	0.42^§	0.38*
	Take-off speed	−0.03	0.14	0.32	0.15	−0.03	0.20	0.42*	0.38*
STIFFNESS TEST	Height	−0.33	−0.21	0.34	0.37*	−0.27	−0.11	0.33	0.40*
	Take off force	−0.51^§	−0.29	0.42*	0.59^ç	−0.51^§	−0.19	0.48^§	0.66 ^ç
	Landing force	−0.49^§	−0.27	0.47^§	0.59^ç	−0.54^§	−0.19	0.49^§	0.69 ^ç
	Maximum concentric power	−0.42*	−0.22	0.36*	0.50^§	−0.43*	−0.11	0.48^§	0.60 ^ç
	Average speed concentric phase	−0.33	−0.23	0.29	0.38*	−0.28	−0.14	0.29	0.37*
	Peak speed	−0.35	−0.19	0.35	0.42*	−0.28	−0.09	0.37*	0.41*
	Take-off speed	−0.30	−0.11	0.34	0.38*	−0.22	−0.01	0.38*	0.38*

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

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