Features of the clinical course of a new coronavirus infection in students who were observed in the observator in the first and second wave of morbidity increasing

INTRODUCTION: The sudden appearance of a new coronavirus infection in the world has posed difficult challenges for science to determine main clinical manifestations this disease, as well approve standards diagnosis, treatment and prevention. Research symptoms mild COVID-19 is continuing. data obtained such studies are particularly relevant primary care physicians. THE AIM: To evaluate features course among students North-Western State Medical University named after I.I. Mechnikov, placed observatory, during first second waves rising morbidity. MATERIALS AND METHODS: study was conducted on basis observatory NWSMU Mechnikov two stages: period from 21.04.2020 31.08.2020 (the wave) 16.09.2020 31.12.2020 wave). Demographic, epidemiological, clinical-anamnestic were recorded all participants study. RESULTS: involved 309 people: 39.8% men (n = 123) 58.9% women 182). average age respondents 21.5 2.6 years. number 113 196 people, respectively. with wave 1.5 years less 21.2 2.5 (р 0.001). There significant increase frequency following symptoms: dry cough, loss smell, headache, general weakness, increased body temperature 38.0 С, nasal congestion 0.05) who monitored incidence compared first. chest congestion, lower back pain, fever above С significantly decreased 0.05). decrease viral pneumonia patients observed wave,