Case Fatality Rate (CFR) measures the severity of disease by defining the total number of deaths as a proportion of reported cases at a specific time.

For instance, the authors of the study of nearly 45,000 Chinese patients noted that the case-fatality rate in Hubei, the province at the center of the outbreak, was 2.9%.

The percentage of people who die after testing positive for the coronavirus is rising even as thousands of new U.S. cases are identified each day, a troubling preview of the weeks and months that l… ...

But an improved case-fatality rate cannot offset the vast spread of the deadly virus, experts say. California’s mortality rate is rising as the state’s death toll from COVID-19 surpassed ...

The case fatality rate for the seasonal flu is about 0.1 to 0.2%. It means that for every 10,000 people with a documented case of the flu, 10 to 20 will die.

Even though the case fatality rate has been lower than ever in recent weeks, deaths have settled into roughly 1,000 a day, far more daily deaths than when the case-fatality rate was much higher.

Pediatric case fatality rates have increased over the past decade, driven by a reduction in nonfatal injuries and increasing fatal injuries, according to a research brief published online Oct. 5 ...

NPR's Mary Louise Kelly talks with Natalie Dean, an assistant professor of biostatistics at the University of Florida, about the real fatality rates of COVID-19 — and why estimates vary.

Confirmed measles cases in the U.S. have reached a 30-year high, prompting health experts to urge vaccination.

How to measure COVID-19’s lethality. The question is, How bad will things get? Early in the outbreak, many people relied on what’s known as the case-fatality rate—the number of COVID-19 ...

The case fatality rate was impacted by the presence of high-risk features, and 0- to 9-year-olds with these features had a greater rate than 10- to 19-year-olds (25.3% vs. 13.9%), according to the ...