Impact of COVID-19 Vaccination on Short-Term Perceived Change in Physical Performance among Elite Athletes: An International Survey.

A highly significant difference ( p < 0.0001) for this global pressure is observed between athletes with a perceived negative impact on performance over more than three days after full vaccination, for whom the global pressure was 80 (60–100) compared to 30 (0–70) for the athletes who did not perceive a negative performance impact or for less than three days.

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