Among US Military Health System (MHS) beneficiaries diagnosed as having COVID-19, obesity was independently and strongly associated with hospitalization, need for oxygen therapy, higher viral load, and an altered immune response, according to a prospective study late last week in the Journal of Infectious Diseases.A team led by researchers from the Uniformed Services University of the Health Sciences in Bethesda, Maryland, used logistic regression models to compare the viral loads and immune responses in obese and non-obese patients at seven military treatment sites, stratified by hospitalization.
Patients were included if they had confirmed or suspected COVID-19 or had a recent high-risk exposure to the virus.Underweight or normal body