24-hour heart rhythm indicators in school children with cardiac neurocurculatory dystonia living in Andijan region

In adolescents 12-14 years old with neurocirculatory dystonia of the cardiac type living in the city, symptoms of sinus tachycardia and load on the left ventricle were detected more often than in adolescents of the same age living in rural areas, compared with urban schoolchildren. 15-14 At the age of 17, dysfunction of the sinus node is diagnosed more often. In urban adolescents aged 12-14 years, compared with rural adolescents, the temporal SDANN index was truly reduced, and the sympathetic-parasympathetic index was truly higher than generally accepted standards, a similar indicator in the older age group of the city. young people turned out to be lower than usual.