Face-down positioning improved survival without intubation, cut the odds of intubation and in-hospital death, and lengthened the time from enrollment to intubation.
Plaque growth can lead to a higher risk of heart attack, stroke, and other life-threatening cardiovascular events for as long as 1 year.
Post-exertional malaise, or exercise intolerance, was seen in 36% of those with long COVID.
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The costs of respiratory testing increased over time, from a low of $21 million in 2016 to a high of $111 million in 2022.
The findings show that air pollutants interact with host genetic susceptibility in both multiplicative and additive manners, the authors say.
The vaccine was 45% to 46% protective against hospitalization for older adults.
Paxlovid recipients were at significantly lower risk for all-cause hospitalization than those given molnupiravir.
During follow-up, the crude all-cause death rate was 18% in the COVID-19 group and 9% among controls.
Relative to 2020 respondents, 2022 participants had less confidence in the CDC, NIH, and local public health departments and more confidence in the federal government, FitBit, and genetic-testing companies.
Chronic conditions and COVID-19 symptoms during infection were risk factors for persistent symptoms, whereas hybrid immunity was protective.
In participants with long COVID, greater lung perfusion correlated with increased chronic fatigue severity.
The number of sudden cardiac arrests and sudden cardiac deaths before and during the pandemic wasn't significantly different.
The overall protection against long COVID from vaccination is likely even higher, because these estimates don't account for infections prevented by vaccines, the authors say.
