"In a 2018 analysis published in JAMA Open Network, researchers found that up to 90 percent of the symptoms that prompted an adult to go to the emergency room o

"In a 2018 analysis published in JAMA Open Network, researchers found that up to 90 percent of the symptoms that prompted an adult to go to the emergency room overlapped with symptoms of non-urgent conditions, which may be denied coverage in the future. But those same symptoms could also be linked to life-threatening conditions." From the study: Findings This cross-sectional study found that 1 insurer’s list of nonemergent diagnoses would classify 15.7% of commercially insured adult ED visits for possible coverage denial. However, these visits shared the same presenting symptoms as 87.9% of ED visits, of which 65.1% received emergency-level services. https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2707430 https://jamanetwork.com/journals/jamanetworkopen/fullarticle...