what is inverse incidence ratio how to calculate the probability ratio of an incidence inverse incidence rate ratio example which is the correct inverse for the odds ratio how to calculate incidence rate ratio which is inverse incidence how to calculate the inverse of irr inverse incidence rate ratio formula what is the inverse incidence rate ratio inverse incidence rate inverse incidence rate ratio inverse incidence rate ratio formula how to calculate incidence rate ratio inverse of odds ratio how to find the inverse of an irr inverse incidence rate ratio how to find inverse incidence rate ratio what is inverse incidence rate ratio how does the inverse incidence ratio work what is the inverse incidence ratio what is the inverse of an incidence ratio