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Table 1 Suggested pathophysiological mechanisms for the effect of NIV during exercise

From: Non invasive ventilation as an additional tool for exercise training

Setting

Mechanism

IPAP

WOB reduction

 

Respiratory Muscle unloading

 

Limb blood flow switch

 

Anti inflammatory action

 

Reduction in Vagal Tone

PEEP

Reduction in iPEEP

  1. Abbreviations: IPAP, Inspiratory Positive Airway Pressure; PEEP, Positive End Expiratory Pressure; iPEEP, Intrinsic Positive End Expiratory Pressure; WOB: Work of Breathing.