Summary of request
This worksheet presents numbers of deaths deaths due to and involving influenza or pneumonia by five-year age group. Figures are based on deaths registered between 2001 and 2021 in England and Wales.
We use the term "due to" a cause of death (e.g. influenza) when referring only to deaths with that underlying (main) cause of death. We use the term "involving" when referring to all deaths that had the cause mentioned anywhere on the death certificate, whether as an underlying cause or contributory factor.
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