More than 40% of coronavirus cases in US nursing homes are asymptomatic, new ...

More than 40% of coronavirus cases in US nursing homes are asymptomatic, new study finds Researchers looked at data from more than 500 nursing homes across 34 states A total of 40.6% of more than 5,400 positive coronavirus cases were asymptomatic with no signs such as fever, coughing or shortness of breath Nearly one in five cases were presymptomatic meaning they did not exhibit symptoms until after testing positive Nursing homes in the top 5% of counties with COVID-19 prevalence had higher counts of asymptomatic and presymptomatic patients 

By Mary Kekatos Senior Health Reporter For Dailymail.com

Published: 16:00 BST, 19 October 2020 | Updated: 16:00 BST, 19 October 2020

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Nearly half of novel coronavirus cases in nursing homes may be asymptomatic, a new study suggests. 

Researchers found that more than 40 percent of patients did not experience a cough, a fever or difficulty breathing. 

Additionally, about one in five cases did not have symptoms of COVID-19 until after they tested positive for the virus. 

The team, from Brown University School of Public Health, says the findings not only provide evidence for increased testing and isolation but also that nursing home location could be an important predictor of future outbreaks.

A new study from Brown University School of Public Health found that 40.6% of more than 5,400 COVID-19 cases across nursing homes were asymptomatic. Pictured: Workers from a Servpro disaster recovery team enter the Life Care Center in Kirkland, Washington, to begin cleaning and disinfecting, March 11

A new study from Brown University School of Public Health found that 40.6% of more than 5,400 COVID-19 cases across nursing homes were asymptomatic. Pictured: Workers from a Servpro disaster recovery team enter the Life Care Center in Kirkland, Washington, to begin cleaning and disinfecting, March 11

Nursing homes in the top 5% of counties with COVID-19 prevalence had higher counts of asymptomatic and presymptomatic patients (above)

Nursing homes in the top 5% of counties with COVID-19 prevalence had higher counts of asymptomatic and presymptomatic patients (above)

Early on in the pandemic, Dr Robert Redfield, the director of the Centers for Disease Control and Prevention, estimated that one in four patients are asymptomatic. 

In an interview with NPR in March, he said this probably explains how cases

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