Epidemiological analysis of the measles outbreak in the territory of group of family doctors No. 2, Family Medicine Center Zhalal-Abad, Kyrgyz Republic

The article presents an epidemiological analysis of a measles outbreak among children in the territory of Family Doctors Group (FMG) No. 1, Jalal-Abad. The measles outbreak began in August 2023; an increase in incidence was observed in October and November (2.27 and 2.43 per 1000 children, respectively) and continued in January and June 2024 (1.6 and 0.05 per 1000 children, respectively). Seasonality of the infection was observed in the autumn-winter period. In 2023, 6.15 cases of measles per 1000 population were registered. A 2.6-fold decrease in incidence was noted over the nine months of 2024 (to 2.3 per 1000 population). Among those infected, a significant proportion were children under 14 years of age-88.1%, while adults accounted for 11.9%. In terms of the prevalence of infection, the highest incidence was noted among children under one year of age (37.5 per 1,000 children), followed by children aged 3-5 years (12.6 per 1,000 children) and children aged 1-2 years (2.1 per 1,000 children). Among those who fell ill with measles, 88% were unvaccinated children, of whom 46% were not vaccinated due to age, and 51.3% were among those who refused preventive vaccinations. Cases of the disease were also registered among vaccinated children (12%), despite vaccination and revaccination against measles.