“Many surgical patients end up in the ICU, especially if they have complications, and so [postponing surgery is] an effective way to free up some beds. There are also patients who need ventilators during surgery and it’s a way to free up some of those as well, as many serious COVID-19 cases have upper-respiratory issues,” said Professor Carri Chan, an expert in health-care operations management who teaches at Columbia University and has been involved in planning efforts at Columbia Presbyterian Hospital in New York.