(CNN) Children diagnosed with coronavirus in the United States typically have mild cases, the Centers for Disease Controls and Prevention said in a report released Monday.

However, some severe cases in children are being reported and three children have died, the analysis said.

Cases in children make up less than 2% of reported cases in the US, according to the research published in the CDC's Morbidity and Mortality Weekly Report.

The report analyzed 149,760 laboratory-confirmed Covid-19 cases in the US occurring between February 12 and April 2.

Of the 149,082 cases in which an age was reported only 2,572, or 1.7%, were children younger than 18 years old, the report said.

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