How to estimate population health loss due to COVID-19 has been greatly contested. This has resulted in various approaches being applied to estimate the years of life lost to premature mortality (YLL), which Ferenci discusses in detail. Due to the overwhelming impact of the COVID-19 pandemic, YLL methods have become more frequently used and sometimes, unfortunately, misused.
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Wyper, G., Devleesschauwer, B., Mathers, C., McDonald, S. & Speybroeck, N. 2022, 'Years of life lost methods must remain fully equitable and accountable', European Journal of Epidemiology. https://doi.org/10.1007/s10654-022-00846-9