Antigen | Year | |||||
---|---|---|---|---|---|---|
2015 | 2016 | 2017 | 2018 | 2019a | ||
Target | 3290 | 3372 | 3386 | 3386 | 3544 | |
OPV1 | 2944 | 2777 | 3085 | 3505 | 2636 | |
OPV3 | 2792 | 2742 | 3251 | 3617 | 2793 | |
IPV | *** | *** | *** | 2094 | 2803 | |
OPV 1 (%) | 89.5 | 82.4 | 110 | 104 | 74.4 | |
OPV 3 (%) | 84.9 | 81.3 | 104 | 107 | 78.8 | |
OPV1/3DOR (%) | 5.16 | 4.50 | -5.38 | -3.20 | -6.07 | |
IPV (%) | IPV introduced in June 2018 | 62 | 79.1 |