"Figure 11: Dementia and Alzheimer disease was the most common pre-existing health condition in deaths involving COVID-19 in March and April 2020","" "Number of deaths involving COVID-19 by pre-existing condition, sex and age, England and Wales, occurring in March and April 2020","" "","" "Notes","1. Figures include deaths of non-residents. 2. Based on the date a death occurred rather than when it was registered. 3. Figures are provisional. 4. In this report, we use the term “due to COVID-19” when referring only to deaths with an underlying cause of death as the coronavirus (COVID-19) and the term “involving COVID-19” when referring to deaths that had COVID-19 mentioned anywhere on the death certificate, whether as underlying cause or not. 5. Pre-existing conditions are grouped using the Office for National Statistics’s (ONS’s) leading causes of deaths list and the International Classification of Diseases, tenth edition (ICD-10) blocks of causes. 6. Deaths may be counted more than once here as someone may have more than one pre-existing condition." "Unit","Number of deaths" "","" "Condition","Males 0 to 69 years","Males 70 years and over","Females 0 to 69 years","Females 70 years and over" "Dementia and Alzheimers disease ","136","4177","91","4173" "Symptoms signs and ill-defined conditions ","102","3304","95","3875" "Influenza and pneumonia ","1060","3308","544","2313" "Diabetes","1185","3327","532","2046" "Hypertensive diseases","940","2922","361","2181" "Chronic lower respiratory diseases ","503","2462","435","1972" "Diseases of the urinary system","461","2423","252","1535"