Table 1 Case, death, vaccination, test and population data sources used in each country and their spatial and temporal resolution and age stratification

Case data source

Santé Publique France (daily age-stratified number of cases in each NUTS-3 region [50])

Ministerstvo Zdravotnictví České Republiky (daily age-stratified number of cases in each NUTS-3 region [51])

Dipartimento Della Protezione Civile (daily non- age-stratified number of cases reported per NUTS-3 region [52])

Death data source

Santé Publique France (daily age-stratified number of deaths in each NUTS-1 region [50])

Ministerstvo Zdravotnictví České Republiky (daily age-stratified number of deaths in each NUTS-3 region [51])

Dipartimento Della Protezione Civile (daily non- age-stratified number of deaths reported per NUTS-2 region [52])

Vaccination data source

l’Assurance Maladie (weekly age-stratified number of doses in each NUTS-3 region [53])

Ministerstvo Zdravotnictví České Republiky (daily age-stratified number of doses in each NUTS-3 region [51])

ECDC vaccination database (overall weekly number of doses administered in each NUTS-2 region [54])

Test data source

Santé Publique France (daily age-stratified number of tests in each NUTS-3 region [50])

Ministerstvo Zdravotnictví České Republiky (daily national age-stratified number of tests [51])

Dipartimento Della Protezione Civile (weekly national number of tests [52])

Population data source

INSEE (Number of inhabitants per NUTS-3 region and age group [55])

Eurostat (Number of inhabitants per NUTS-3 region and age group [56])

Google COVID-19 Open Data (Number of inhabitants per NUTS-3 region [57])