Table 1. Mean of anthropometry data and exercise distance in subjects, at the beginning of the study.

	Study group
Index	Probiotic	Control	p
	n=23 ‏(Mean±SD‏)	>n=23 ‏(Mean±SD‏)
Age (year)	13.7±1.9	14.0±1.8	0.636
Weight (kg)	46.7±6.3	50.4±8.3	0.097
Height (cm)	158.3±5.1	159.9±6.2	0.328
Exercise distance (m)	11358.7±152.0	11436.9±139.2	0.075