The World Health Organization COVID-19 surveillance database

Table 1 Variables and sources contributing to WHO-HQ COVID-19 surveillance database

Surveillance variables	Weekly aggregated format		Other data sources
Surveillance variables	Weekly aggregated Surveillance data V1 March 2020	Weekly aggregated Surveillance data V2 August 2020	Case report form	Daily case counts	Our World in Data	FIND	Vaccination dataset
Confirmed and probable cases	X	X	X	X	X
Confirmed and probable deaths	X	X	X	X	X
Sex at birth of cases and deaths	X^a	X	X
Age of cases and deaths^b	X	X	X
Newly hospitalized	X	X	X
Discharged (confirmed and probable)	X	X
Cases in Health Care Workers	XXX	X	X
Deaths of Health Care Workers	X	XXX	X
Sex of Health Care Worker			X
Number of people tested with any diagnostic method		X			X	X
Number of people tested using only the PCR assay		X
Total doses administered							X
Number of persons vaccinated with at least one dose							X
Number of persons fully vaccinated							X
Vaccines in use (names and brands)							X
Date of first vaccination rollout (by country)							X

^aSex disaggregation reported as the proportion of cases and deaths, rather than numbers
^bAge disaggregation for cases and deaths also evolved over time. In the latest version, the following disaggregations for confirmed and probable cases and deaths are available: 0–4; 5–14; 15–24; 24–34; 35–44; 45–54; 55–64; 65–74; 75–84; 85+; unknown

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