All calculators

Critical Care · Anesthesiology

Mean Airway Pressure (Ventilator) calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

Result

Complete all required inputs to calculate the score.

Formula inputs

  • Mapaw Peep Cmh2o (cmH2O)Accepted range: 0 to 30
  • Mapaw Peak Inspiratory Cmh2o (cmH2O)Accepted range: 5 to 60
  • Mapaw Inspiratory Time S (s)Accepted range: 0.3 to 2
  • Mapaw Respiratory Cycle Time S (s)Accepted range: 1 to 10

Primary source

Marini JJ, Ravenscraft SA. Mean airway pressure: theoretical considerations and practical measurements. Crit Care Med. DOI: 10.1097/00003246-199212000-00003. PMID: 1619743. Scope: Mean airway pressure ≈ PEEP + (PIP − PEEP) × (Ti / total cycle time) for constant-flow breaths. (1992)

View source