Risk of breakthrough COVID-19 tied to psychiatric diagnoses: study

US researchers suggest vaccine-derived immunity may wane more quickly in those with mental health disorders

Patients with mental health disorders have a modest yet still significant elevated risk of SARS-CoV-2 breakthrough infection after COVID-19 vaccination, new data show.

This association appeared stronger for those with adjustment disorder or substance use disorder, as well as over-65s compared to younger age groups, US researchers say.

The team tracked some 264,000 fully vaccinated adults (mean age 66; 91% male) in the US Veterans Health Administration system to determine whether psychiatric disorder

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