Adults older than 40 with Down syndrome are about three times more likely to die of COVID-19 than the rest of the population, pointing to the need to prioritize coronavirus vaccination to this group, a study published yesterday in the Lancet's EClinicalMedicine has found.A team led by Emory University researchers conducted the international online survey of the clinicians or caregivers of 1,046 patients with Down syndrome diagnosed as having COVID-19 from April to November 2020.The results were compared with those of a UK survey of 59,025 hospitalized COVID-19 patients, 109 of them with Down syndrome, from February to July 2020.