Table 2. Relationship between HGS (right and left) and chronological and biological age for both sexes.

	Chronological age (years)				Biological age (APHV)
	R	R2	SEE	p	R	R2	SEE	p
Males
HGS right (lbf)	0.86	0.74	16.25	0.000	0.88	0.79	14.70	0.000
HGS left (lbf)	0.87	0.75	15.21	0.000	0.89	0.80	13.90	0.000
Females
HGS right (lbf)	0.77	0.59	11.17	0.000	0.82	0.67	10.07	0.000
HGS left (lbf)	0.74	0.54	11.47	0.000	0.78	0.62	10.54	0.000

SEE: Standard error of estimate, APHV: age at peak height velocity.