Korean study details risk factors for drug-resistant organisms in COVID patientsMultidrug-resistant organisms (MDROs) were isolated in more than a quarter of South Korean patients with confirmed COVID-19 pneumonia and microbial culture results, with corticosteroid use identified as a significant risk factor, researchers reported yesterday in the American Journal of Infection Control.The researchers from Soonchunhyang University College of Medicine looked at data on patients hospitalized for COVID-19 pneumonia at 1o hospitals in South Korea from February 2020 through May 2020, analyzing microbial culture results and epidemiology and risk factors for isolation of MDROs.