Fig. 1:
Estimated incidence for the control scenarios in the model by World Bank Income Levels and globally by year for (a) low, (b) lower middle, (c) upper middle, and (d) all countries
Note: The scales on the y-axes differ across panels
Abbreviations RC2, control reference case; RC2noRestarts, RC2 without restart option; tOPVRISIA, 1 dose of IPV in 2019–2023 followed by tOPV use only from January 1, 2024 with pSIAs; tOPVRI, 1 dose of IPV in 2019–2023 followed by tOPV use only from January 1, 2024 without pSIAs; US$2019, 2019 US dollars; 2IPV2025, 1 dose of IPV in 2019–2024 followed by 2 doses of IPV from January 1, 2025.