There are two sorts of 5-year survival fee i.e. absolute and relative survival charges, of which the latter is extra generally used.
– Five yr absolute survival fee refers to the share of folks affected by an analogous illness, who’re alive 5 years after the illness is identified. That means, it doesn’t contemplate the overall inhabitants and depends on the share of the folks with the illness.
– Five yr relative survival fee refers to the share of folks affected by an analogous illness alive 5 years after the illness is identified, divided by the share of the general inhabitants alive after 5 years. For occasion, if the 5-year relative survival fee for a particular stage of most cancers is 90%, it signifies that sufferers who’ve most cancers are, on common, about 90% as doubtless as individuals who don’t have most cancers to stay for no less than 5 years after being identified.
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