All of the following are example of Ratios except
Tools of measurement in epidemics: Rate = x 1000/ 10000/ 100000 ; a is pa of b Ratio = a/b ; a is not a pa of b Propoion = x 100 = % ; a is pa of b - Eg: Rate Ratio Propoion IMR Incidence Crude death rate MMR Sex ratio Relative risk Prevalence Case fatality rate Survival rate Propoional moality rate
Relative risk
Incidence
Sex ratio
Maternal moality ratio
Disease Causation, Measurements, Milestones