Objective There is limited information on the severity of COVID-19 infection in children with
comorbidities. We investigated the effects of pediatric comorbidities on COVID-19 severity by …

Background COVID-19, the coronavirus disease that emerged in December 2019, caused
drastic damage worldwide. At the beginning of the pandemic, available data suggested that …

Background We aimed to describe pre-existing factors associated with severe disease,
primarily admission to critical care, and death secondary to SARS-CoV-2 infection in …

Background This study provides the first systematic review and meta-analysis to identify the
predictors of unfavorable prognosis of COVID-19 in children and adolescents. Methods We …

Coronavirus disease 2019 (COVID-19), caused by acute respiratory syndrome coronavirus
2 (SARS-CoV-2), is predominantly a respiratory disease. However, its significant impact on …

Starting in late 2019, a novel coronavirus rapidly spread throughout the world, resulting in a
global pandemic. The virus was designated severe acute respiratory syndrome coronavirus …

Importance Severe gastrointestinal (GI) manifestations have been sporadically reported in
children with COVID-19; however, their frequency and clinical outcome are unknown …

Background: Clinical features of severe acute respiratory syndrome coronavirus 2 (SARS-
CoV-2) infection seem to differ in children compared to that in adults. It has been …

Abstract The coronavirus disease 2019 (COVID-19) pandemic is a threat worldwide for
individuals of all ages, including children. Gastrointestinal manifestations could be the initial …

Gastrointestinal symptoms are common findings in children with severe acute respiratory
syndrome coronavirus 2 infection, including vomiting, diarrhoea, abdominal pain, and …