Fig. 2From: The cost-effectiveness of B-type natriuretic peptide-guided care in compared to standard clinical assessment in outpatients with heart failure in Tehran, IranTornado diagram for one-way sensitivity analysis. The diagram indicated that results of one-way sensitivity analysis. The value of each variable was increased and decreased by 20% and the results are shown by the Tornado diagram. The ICER had the highest sensitivities to the increase in the cost of rehospitalization3 in the BNP armBack to article page