<prompt> Case fatality rate indicates :Severity of diseasePrevalance of diseaseincidence of diseaseMorbidity of disease  <response>: Ans. is a ie Severity of disease Total no. of deaths due to a particular diseaseCase fatality rate x 100Total no. of cases due to the same diseaseIt represents the killing power of the disease.Also RememberIts a ratio , not rate.It is used for acute infectious diseases its usefulness for chronic disease is limited. 