Calculators – Critical Care Info

Tubes, CSA and Flow

10/09/202610/09/2026 by Dr Stuart McLay

Calculate cross-sectional area, occlusion and flow of various tubes.

10/09/202609/09/2026 by Dr Stuart McLay

Calculate expiratory time based on a photo of your APRV expiratory flow curve.

11/09/202615/03/2026 by Dr Stuart McLay

Calculate delivered oxygen fraction accounting for sweep gas flow and nitric oxide admixture in ECMO circuits.

11/09/202612/11/2025 by Dr Stuart McLay

Convert between infusion rates and weight-based dosing for accurate drug delivery in ICU settings.

02/04/202625/10/2025 by Dr Stuart McLay

Calculate weight-based noradrenaline dosing and infusion rates for haemodynamic support.

02/04/202613/10/2025 by Dr Stuart McLay

Guide vancomycin dosing using pharmacokinetic principles and therapeutic targets.

02/04/202626/09/2025 by Dr Stuart McLay

Estimate mechanical power delivered during ventilation to guide lung-protective strategies.

02/04/202623/09/2025 by Dr Stuart McLay

Assess severity of respiratory failure using oxygenation index for escalation and ECMO consideration.

02/04/202610/09/2025 by Dr Stuart McLay

Assess right ventricular function and haemodynamic status using PAPi.

02/04/202603/09/2025 by Dr Stuart McLay

Estimate survival probability in VV ECMO to support clinical decision-making.