Spirometry is the only recognized method of ... in one second after inhaling as deeply as possible; forced vitality capacity (FVC), or the total amount of air a patient can exhale after inhaling ...

Preserved ratio impaired spirometry (PRISm ... with a focus on PRISm (forced expiratory volume in 1 second [FEV1]/vital capacity [VC] ≥ 0.70 and FEV1 < 80% of predicted value).

Interventions and outcome Report of spirometry findings, including forced expiratory volume in one second (FEV1) and vital capacity (VC), undertaken as part of a systematic process, to optimise ...