COVID-19 infection is an independent risk factor for surgical mortality, according to a research letter published online April 12 in JAMA Network Open. … [Researchers compared the clinical outcomes of surgical patients and] found that among all hospitals, there were more than double the number of deaths among patients with COVID-19 (14.8 percent) versus those without COVID-19 (7.1 percent) -- a pattern seen for public hospitals and nonprofit hospitals, but not for private hospitals.