THE FATALITY DATA READER
Understanding fatality figures
A percentage needs a population, a period, and a definition. Read the conditions before comparing the numbers.
A number needs its context.
Reviewed fatality data cards are not yet published. This tool will show each source’s figure together with its population, period, clinical form and treatment conditions.
Find official data sources How figures are checkedChoose a reviewed source
Start with a named publication and the population it describes.
Read the conditions
Keep the years, case definition, treatment and statistical cutoff alongside the figure.
Compare with care
See differences between sources without merging their figures or creating a ranking.
Keep the conditions with the figure.
Who is included?
Check clinical type, region, and whether the source counts suspected, probable, confirmed, or mixed cases.
Which period is covered?
Keep the observation period, reporting cut-off, treatment information, and follow-up limitations visible.
Are the conditions alike?
The tool identifies differences between cards. It does not average percentages, rank regions, or predict an individual outcome.
Human plague, 2019 to 2025 — WER101-38
Historical human plague surveillance for 2019–2025, published in Weekly Epidemiological Record volume 101, issue 38. Case definitions, clinical-form denominators and reporting gaps differ; no reporting is not zero reporting. HTML accessed; PDF not checked.
Maps and Statistics
U.S. human plague maps and tables covering 1970–2023 and fatal/non-fatal cases covering 2000–2023, plus historical global context. The page date is 25 March 2025; these are not current pneumonic-only case totals.
This edition links to the original statistical resources. Numerical interpretation cards await human review and are not published as approved facts.