After introduction of rotavirus vaccine, other pathogens might become leading causes of hospitalizations for severe diarrhea among children <5 years of age. Our study in 33 hospitals in 7 countries found acute gastroenteritis accounted for most (84%) reported hospitalizations of children with diarrhea. Bloody and persistent diarrhea each accounted for <1%.
Keywords: Armenia; Bolivia; El Salvador; India; Indonesia; Paraguay; Zambia; child surveillance; children; clinical manifestations; diarrhea; enteric infections; hospitalizations; multicountry analysis; rotavirus; spectrum; viruses.