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The most common parameters measured in spirometry are vital capacity (VC), forced vital capacity (FVC), forced expiratory volume (FEV) at timed intervals of 0.5, 1.0 (FEV1), 2.0, and 3.0 seconds, forced expiratory flow 25–75% (FEF 25–75) and maximal voluntary ventilation (MVV), [10] also known as Maximum breathing capacity. [11]
David Lederer (Columbia University Medical Center) became the third editor-in-chief on April 1, 2017. Colin Cooke (University of Michigan) assumed the interim editor-in-chief role on June 27, 2019, and on January 22, 2020, was named the editor-in-chief for a 5-year term. The journal is published online.
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Repeatability of the PFT is determined by comparing the values of forced vital capacity (FVC) and forced expiratory volume at 1 second (FEV1). The difference between the highest values of two FVCs need to be within 5% or 150 mL. When the FVC is less than 1.0 L, the difference between the highest two values must be within 100 mL.
U.S. President-elect Donald Trump on Saturday demanded that BRICS member countries commit to not creating a new currency or supporting another currency that would replace the United States dollar ...
Another concern of using reference values is misdiagnosis. [12] This was an important factor in the management and control of compensation for miners in Britain in the interwar period. In this politically loaded context, in which new X-ray technology could not be fully trusted, the spirometer represented secure evidence of respiratory disease ...
December 14, 2024 at 12:45 AM. Move over, Wordle and Connections—there's a new NYT word game in town! The New York Times' recent game, "Strands," is becoming more and more popular as another ...
Seen as the rarest gaming console on the planet, its historical prowess and one-of-a-kind status resulted in it selling for a mind-boggling $360,000 at an auction in 2020. 6. Gold-Plated Nintendo Wii