Table I.

Indication and contraindication of MPV use.

Indication	Contraindication
Diurnal respiratory support needed	Inability to close mouth to seal the interface
Dyspnoea persistent	Inability to move the neck
Weight loss	Impaired bulbar function
Adaptation to any NIV	Non-acceptance to try MPV
Daytime fatigue or hypercapnia	Poor compliance
Weaning from invasive mechanical ventilation	Lack of available interfaces/equipment
Request for autonomy by the patient	absence of caregivers who can change with NIV