School Closures During Covid Created Massive Long-term Costs With Limited Health Benefits

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School closures during nan COVID-19 pandemic imposed tremendous semipermanent costs while different measures delivered amended wellness outcomes for acold little money, according to caller investigation led by Oxford University's Department of Statistics and nan Leverhulme Centre for Demographic Science analysing non-pharmaceutical interventions successful nan United States.

The study, published successful BMC Global and Public Health, examined policies implemented crossed US states during 2020, earlier vaccines became available. Researchers from Oxford and nan University of Washington analysed eleven different non-pharmaceutical interventions, combining illness modelling pinch economical study to cipher some wellness benefits and costs to society.

During this pre-vaccine period, policymakers relied wholly connected non-pharmaceutical measures specified arsenic disguise mandates, societal distancing, testing, contact tracing, and installation closures to power nan virus.

School closures prevented astir 77,200 COVID-19 deaths and reduced transmission rates by 8.2% but created £1.6 trillion ($2 trillion) successful early economical losses done damaged education. Students mislaid upwards of 0.35 schoolyears of learning, pinch immoderate states keeping schools closed for astir nan full 2020-2021 world year.

In comparison, disguise mandates trim transmission by 19%, making them much effective astatine preventing illness spread, while imposing minimal costs. Testing and interaction tracing programmes besides proved businesslike compared to implementation costs.

The pandemic posed unprecedented challenges to decision-makers astatine each levels. While our argumentation consequence was not optimal – and we could not person expected it to beryllium – our study shows that galore of nan measures implemented mitigated economical harm successful summation to suppressing transmission of nan virus. School closures were a notable exception."

Nicholas Irons, Lead Author 

An optimal operation of interventions could person trim nan pandemic's full US effect from £3.7 trillion ($4.6 trillion) to £1.5 trillion ($1.9 trillion) while redeeming complete 100,000 further lives.

'Our study shows really utilizing statistical methods to analyse each nan sources of information could amended wellness outcomes and vastly trim costs to society,' said co-author Adrian Raftery from nan University of Washington. 'Going forward, amended nationalist surveillance information needs to beryllium collected regularly successful nan US, arsenic was done successful nan UK during nan pandemic.'

The findings supply a blueprint for early pandemic planning, offering actual information connected which interventions present nan champion wellness outcomes while minimising economical and societal disruption. The investigation suggests accelerated deployment of testing, interaction tracing, disguise mandates and societal distancing, mixed pinch targeted installation closures, could power akin early outbreaks without monolithic acquisition costs.

The afloat paper, 'Optimal pandemic power strategies and cost‑effectiveness of COVID‑19 non‑pharmaceutical interventions successful nan United States,' is disposable successful nan diary BMC Global and Public Health.

Source:

Journal reference:

Irons, N. J., & Raftery, A. E. (2025). Optimal pandemic power strategies and cost-effectiveness of COVID-19 non-pharmaceutical interventions successful nan United States. BMC Global and Public Health. doi.org/10.1186/s44263-025-00189-z

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