One in five vaccinated long-term care residents at risk of COVID-19 because of low antibody levels, supporting need for booster shots

Findings from a CITF-funded study led by Drs. Andrew Costa and Dawn Bowdish at McMaster University helped inform the federal government’s decision to recommend a third dose of COVID-19 vaccine for long-term care residents. More than 97% of residents produced an initial antibody response to vaccination that is likely to provide protection against the … Continue reading One in five vaccinated long-term care residents at risk of COVID-19 because of low antibody levels, supporting need for booster shots