Table 1

Referral decision tree

Send/don’t binary decisionDetailed referral decision
Not refer — don’t send

  1. No Action

  2. Watch 12 months

  3. Watch 6 months

  4. Watch 3 months

  5. Not sure (no evidence for decision)

Refer to cardiology — send

  1. Routine (60–90 days)

  2. Intermediate (15–30 days)

  3. Urgent (3–5 days)

  4. Not sure (no evidence for decision)

Not sure (no evidence for decision) 

  • 2021 Cardio-Phoenix.