Effect of school reopening on pediatric morbidity and mortality during the third epidemiological wave of COVID-19 in a Mexican state

Autor: Jesús Reyna-Figueroa, Xochitl Mirón-Calderón, Victor Durán-Mendieta, Guillermo Ramirez-Gijón, Victor Torres-Meza, Luis Anaya-López, Juan C. Frías-Badillo, Valeria Mejía-Martínez, Yolanda A. Salyano-Peñuelas, Alfredo I. Diaz-Martínez, Francisco J. Fernández-Clamont
Jazyk: English<br />Spanish; Castilian
Rok vydání: 2023
Předmět:
Zdroj: Boletín Médico del Hospital Infantil de México, Vol 80, Iss 6 (2023)
Druh dokumentu: article
ISSN: 0539-6115
DOI: 10.24875/BMHIM.23000075
Popis: Background: Determining the effect of reopening schools on pediatric SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2) infection rates increased the need to share the experience of governments in many geographic regions for better future decision-making in similar health emergencies. Methods: Through a prospective study based on a population- based cohort, students from 18,988 schools in the State of Mexico who began returning to school were followed. Daily sanitation filters were implemented in each school and district liaisons were informed on a daily basis through a negative network. Identified cases were confirmed by reverse transcriptase-polymerase chain reaction. Simple case frequencies, percentages, and incidences of COVID-19 were estimated. State incidences were compared with the national incidence. Results: A total of 3,586 cases were confirmed; 2,048 (57.1%) were children. Twenty-four (0.6%) were hospitalized for moderate to severe COVID-19; nine (37.5%) died, and only one was a schoolchild. From week 36, an average infection rate of 0.36 was observed. The highest infection rate in schoolchildren was observed in epidemiologic week 40 (1.01); from this week on, a decrease in the number of cases was observed until week 50. Conclusions: The use of non-pharmaceutical interventions has more advantages than limitations, as long as the strategies are homogeneous and properly implemented to ensure adequate control of infections.
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