NHS England has introduced the use of a “40 step desaturation test” into discharge planning from the ED. You will have heard Covid -19 patients complaining of increasing SOB on exercise, and it’s important that we test this prior to discharge.
- Is this appropriate? – Could the patient walk 40 steps before they were ill?
- Patient remains in cubical – with mask on
- Attach Sats probe – ensure good trace
- Walk on spot 40 steps
- Monitor SaO2
- Pass – SaO2 remains >93%, or their expected (see flow chart)