Demographic characteristics of COVID-19 patients followed by x-ray in the general hospital in Kochani in the period between 09.2020 - 09.2022

In March 2020, The World Health Organization - WHO declared COVID 19 pandemics (Coronavirus disease 2019) caused by the virus SARS-CoV-2 (Severe Acute Respiratory Syndrome Coronavirus 2). WHO declared the end of the pandemics on May 5, 2023 with a total of 765 222 932 infected people in the whole world and almost 7 million deaths. In PHI General Hospital with Extended Activity - Kochani, as one of the COVID-19 centers, the patients from the east of the country (Kochani, Vinica, M. Kamenica, Delchevo, Berovo, Pehchevo, Zrnovci and the municipality of Chesinovo-Obleshevo) were followed roentgenologically. The pathogenesis of SARS-CoV-2 on the lung parenchyma is the main factor in the roentgenological presentation of the disease. The main goal of the research is the analysis of comparison of the demographic characteristics of COVID-19 patients and those of patients with other lung diseases which were also followed in the hospital in Kochani. Subject: retrospective-prospective study of roentgenograms (taken in the hospital) of lungs in one projection divided in three groups (group A, group B and control group O). Methods: statistical analysis of the demographic data of COVID-19 patients and patients with non-COVID-19 lung diseases in the hospital in Kochani. The number of people infected with COVID-19 is higher in the urban environment, also there is a difference in the male-female percentage among the A, B and O group and in all three groups in which the research was conducted it was noticed that the highest number of infected people is of the age group between 60-70 years old. Key words: COVID-19, roentgenogram, statistical demographic analysis