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Forest plots of the VE of mRNA-based vaccines.
(a) VE at 14 to 20 days after the first dose of mRNA vaccines; (b) VE at 21 to 27 days after the first dose of mRNA vaccines; (c) VE at ≥28 days after the first dose of mRNA vaccine; (d) VE from 7 to 13 days after the second dose of mRNA vaccines; (e) VE from 14 to 56 days after the second dose of mRNA vaccines.
CI, confidence interval; mRNA, messenger RNA; VE, vaccine effectiveness.
