State of vegetative regulation of heart rate in healthy school age children

The paper presents results of study of vegetative regulation, based on spectral analysis of heart rate variability of healthy school age children. Features and differences in groups of boys and girls 8-12 and 13-17 years old were revealed. The level of functioning of the autonomous and the central vegetative regulation loops in the formation of the initial autonomic tone and reaction to orthostatic tests were determined; there are data of sex differences in the studied age groups in the paper.