Lung ultrasound

Non-invasive ventilation

Sars-CoV-2 viral infection

Respiratory failure

Severe acute respiratory syndrome Coronarovirus-2 associated

acute respiratory distress syndrome

High-resolution computed tomography

real-time reverse transcription polymerase chain reaction

or non-rebreathing mask

third, high flow nasal cannula

continuous positive airway pressure

and/or pressure support non-invasive ventilation

multivariable fractional polynomial

models and restricted cubic spline

Bayesian information criterion

chronic obstructive pulmonary disease

© 2024 Sociedade Portuguesa de Pneumologia. Published by Elsevier España, S.L.U.