A large study of adults in the United States who survived COVID-19 during the first 2 years of the pandemic found that they had twice the risk of developing pulmonary embolism or respiratory conditions in the year following infection.In other developments, US Centers for Disease Control and Prevention (CDC) tracking today shows that the more transmissible BA.2.12.1 Omicron subvariant is now the dominant strain, as illness levels continue a steady rise across the country.Seniors had higher risk of neuro, mental conditionsThe new findings on post COVID-19 conditions come from a CDC analysis of a large electronic health record database that compared outcomes in people ages 18 and older who received a COVID-19 diagnosis in a clinic, emergency department, or hospital with people from the same settings who weren't sick with the virus.The study included 353,164 COVID-19 patients and 1,640,776 controls.
The findings appear today in an early online edition of Morbidity and Mortality Weekly Report (MMWR).Researchers looked at 26 clinical conditions that had been previously linked to post-COVID illness.
Patients were followed until their first occurrence of one of the 26 conditions or until Oct 31, 2021.Of patients ages 18 to 64 years old, one in five COVID survivors experienced a condition linked to previous infection.
Of those 65 and older, one in four experienced one of the conditions.For both groups, the highest risk were for pulmonary embolism and respiratory symptoms.