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. 2023 Aug 25;8:128. doi: 10.1038/s41541-023-00718-7

Fig. 4. Incremental cost-effectiveness ratios by income group under scenario 1.

Fig. 4

Interventions are considered to be cost-effective if the total cost per fully vaccinated person is located on the left side of varying threshold costs (1xGDP per capita or health opportunity costs) per DALY averted.