survival rate

Proportion still living

Survival rate is a statistical measure expressing the proportion of people who remain alive after a specified period following diagnosis of a disease or medical event.

It's most commonly used in medicine and oncology, where five-year survival rate serves as a standard benchmark for evaluating treatment effectiveness and prognosis.

The rate is typically expressed as a percentage: The survival rate for early-stage breast cancer exceeds 90 percent.

Beyond medicine, survival rate applies to any context where continued existence is being measured, from endangered species populations to business startups.

Opposites
outcome measurement

survival ratemortality rate

Deaths per population measured

death rate · fatality rate · case fatality rate · attrition rate · death toll

count vs. proportion

survival ratedeath toll

Total fatalities counted

body count · death count

Family

rate, survive, survival

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Used worldwide · Timeless · Negative · Rated PG