Leora R Feldstein, Mark W Tenforde, Kevin G Friedman, Margaret Newhams, Erica Billig Rose, Heda Dapul, Vijaya L Soma, Aline B Maddux, Peter M Mourani, Cindy Bowens, Mia Maamari, Mark W Hall, Becky J Riggs, John S Giuliano, Aalok R Singh, Simon Li, Michele Kong, Jennifer E Schuster, Gwenn E McLaughlin, Stephanie P Schwartz, Tracie C Walker, Laura L Loftis, Charlotte V Hobbs, Natasha B Halasa, Sule Doymaz, Christopher J Babbitt, Janet R Hume, Shira J Gertz, Katherine Irby, Katharine N Clouser, Natalie Z Cvijanovich, Tamara T Bradford, Lincoln S Smith, Sabrina M Heidemann, Sheemon P Zackai, Kari Wellnitz, Ryan A Nofziger, Steven M Horwitz, Ryan W Carroll, Courtney M Rowan, Keiko M Tarquinio, Elizabeth H Mack, Julie C Fitzgerald, Bria M Coates, Ashley M Jackson, Cameron C Young, Mary Beth F Son, Manish M Patel, Jane W Newburger, Adrienne G Randolph
IMPORTANCE: Refinement of criteria for multisystem inflammatory syndrome in children (MIS-C) may inform efforts to improve health outcomes. OBJECTIVE: To compare clinical characteristics and outcomes of children and adolescents with MIS-C vs those with severe coronavirus disease 2019 (COVID-19). SETTING, DESIGN, AND PARTICIPANTS: Case series of 1116 patients aged younger than 21 years hospitalized between March 15 and October 31, 2020, at 66 US hospitals in 31 states...
March 16, 2021: JAMA