Physiological Characterization of Preserved Ratio Impaired Spirometry in the CanCOLD Study: Implications for Exertional Dyspnea and Exercise Intolerance.
Devin B PhillipsMatthew D JamesSandra G VincentAmany F ElbehairyJ Alberto NederMiranda KirbyJosuel OraAndrew G DayWan C TanJean BourbeauDenis E O'DonnellPublished in: American journal of respiratory and critical care medicine (2024)
In PRISm, lower exercise capacity and higher exertional dyspnea than healthy controls were mainly explained by lower resting lung volumes and earlier onset of dynamic inspiratory mechanical constraints at relatively low work rates.