Table 2.
Observed and predicted global vaccine coverage for multi-dose vaccines, stratified by antigen and year.
2020 |
2021 |
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Antigen | Countries | Dose 1 Difference (Observed - Predicted % [95 % CI]) | Dose 2/3 Difference (Observed - Predicted % [95 % CI]) | p | Countries | Dose 1 Difference (Observed - Predicted % [95 % CI]) | Dose 2/3 Difference (Observed - Predicted % [95 % CI]) | p |
DTP | 133 | −0.93 [-2.21 to 0.35] | −1.84 [-3.15 to −0.53] | 0.0100 | 120 | −1.59 [-3.70 to 0.53] | −2.72 [-4.93 to −0.50] | 0.0107 |
HEPB | 38 | −0.79 [-2.38 to 0.81] | −4.11 [-6.79 to −1.42] | 0.0113 | 32 | −1.90 [-4.93 to 1.13] | −5.95 [-10.42 to −1.47] | 0.0572 |
MCV | 99 | −1.70 [-3.25 to −0.14] | −2.42 [-4.24 to −0.61] | 0.4398 | 89 | −3.78 [-6.38 to −1.17] | −6.08 [-9.13 to −3.02] | 0.1406 |
PCV | 73 | −2.09 [-3.47 to −0.70] | −3.96 [-5.57 to −2.35] | <0.0001 | 67 | −2.62 [-4.53 to −0.72] | −6.09 [-9.05 to −3.13] | 0.0040 |
ROTA | 50 | −2.36 [-4.81 to 0.10] | −4.57 [-7.17 to −1.96] | 0.0001 | 46 | −4.52 [-7.64 to −1.40] | −8.20 [-12.52 to −3.88] | 0.0077 |
Countries were limited to only those for which data on both doses were available in a given year.
CI = confidence interval.