Study says COVID vaccination is efficient by over 90%

Of 700 cases studied, only three who took two doses were infected

Medical officers in Chittoor district, who conducted a study on the efficacy of the COVID vaccine at various COVID hospitals and COVID Care Centres, observed that of the 700-plus positive cases studied, only three patients who took two doses of vaccine were found to be infected with the virus. Deputy District Medical and Health Officer (Deputy DMHO) P. Ravi Raju and pulmonologist in the Government Hospital, Puttur, P. Amarnatha Reddy told The Hindu that close to 80% of the COVID positive cases which had surfaced in the second wave were of people who were not vaccinated even once.