Using Real-World Data for Vaccine Effectiveness
Using Real-World Data for Vaccine Effectiveness Using Real-World Data to Measure Vaccine Effectiveness (VE) Why Real-World Data for VE—and What Regulators Expect Randomized trials establish efficacy under controlled conditions; real-world data (RWD) tell us how vaccines perform across ages, comorbidities, variants, and care systems over months or years. Post-authorization, decision makers want to know: Does…
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