Hospital admission probability and length of stay among Covid-19 confirmed cases

The volumes of Covid-19 confirmed cases and hospital admissions have varied across the course of the pandemic in Ireland. Three broad waves can be identified; March through July, August through November, and December onwards. The majority of confirmed cases and hospital admissions have been recorded since December. This briefing note examines how the relationship between cases, hospital and critical care admissions, and hospital length of stay, may have varied over the course of the pandemic. Particular attention is paid to variation in age-specific distributions of admission probabilities and average length of stay across waves of the pandemic.