Incremental cost-effectiveness ratio (ICER) Consider two treatments for the same disease:A and B.A is both more expensive and more effective than B,so neither treatment dominates the other. The ICER of using A over B is: ICERA,B= CA-CB >0 EA-EB Bhattacharya,Hyde and Tu-HealthEconomics Bhattacharya, Hyde and Tu – Health Economics Incremental cost-effectiveness ratio (ICER) • Consider two treatments for the same disease: A and B. A is both more expensive and more effective than B, so neither treatment dominates the other. • The ICER of using A over B is: