Single vax shot doesn’t offer much protection against Covid-19: Delhi study – ET HealthWorld

NEW DELHI: A single vaccine dose does not offer significant protection against symptomatic or severe Covid-19 infections, a study conducted by a leading private hospital in Delhi suggests, reports Durgesh Nandan Jha. The study is based on Covid infections among healthcare workers at Sir Ganga Ram Hospital from March 1 to May 31 this year, during the deadly second wave. Dr Ruma Satwik, the lead author of the study, told TOI their study on vaccine effectiveness revealed that a single dose offered very little protection against symptomatic infections or any…

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