From First minor with coronavirus in New York City dies:
The vast majority of people who have died from coronavirus had underlying conditions, according to the CDC. New York City's numbers reflect that as well. Of the 790 people who have died from COVID-19 in New York City, all but 13 had underlying conditions. The city department of health's definition of "underlying conditions" includes diabetes, lung disease, cancer, immunodeficiency, heart disease, hypertension, asthma, kidney disease, and GI/liver disease.