The Effect of Strength and Balance Training on Kinesiophobia, Ankle Instability, Function, and Performance in Elite Adolescent Soccer Players with Functional Ankle Instability: A Prospective Cluster Randomized Controlled Trial

Table 2. Baseline characteristics (n = 51). Data are expressed as means ± standard deviations.

	SG (n = 17)	BG (n = 17)	CG (n = 17)	P-value
Age (years)	14.1 ± 0.7	14.2 ± 0.8	14.4 ± 0.7	0.478*
Height (cm)	167.6 ± 8.7	169.9 ± 7.2	170.2 ± 9.3	0.639*
Weight (kg)	53.9 ± 7.8	55.4 ± 7.3	57.6 ± 9.6	0.429*
BMI (kg/m²)	19.1 ± 1.6	19.1 ± 1.4	19.8 ± 1.9	0.417*
Right ankle (n)	9 (52.9%)	11 (64.7%)	12 (70.6%)	0.671†
Left ankle (n)	8 (47.1%)	6 (35.3%)	5 (29.4%)	0.671†

BG, balance group; BMI, body mass index; CG, control group; SG, strength group* One-way analysis of variance† Fisher’s exact test.