RAG Calculator
BMI
Cardiac issues
None
Yes in the past but I have no/minimal symptoms now
Yes, and I have ongoing symptoms
Respiratory issues
None
Yes in the past but I have no/minimal symptoms now
Yes, and I have ongoing symptoms
Neurological issues
None
Yes in the past but I have no/minimal symptoms now
Yes, and I have ongoing symptoms
Psychiatric issues
None
Yes in the past but I have no/minimal symptoms now
Yes, and I have ongoing symptoms
Can they get out of the house on their own?
Yes
No
Diabetes
None
Well controlled diabetes with no more than 2 medications
On Insulin or more than 2 diabetic medications
On Insulin and more than 2 other diabetic medications
Age >80 for knee or >85 for hip
No
Yes
Recent hospital admission (past 6 weeks)
No
Yes
Are you known to be anaemic
No / Don't know
Yes - stable and receiving treatment
Yes and waiting for further investigations
On renal replacement therapy
No
Yes
How many medications are you on (apart from pain killers)?
Revision surgery or complex primary
No
Yes
On Clopidogrel / Ticagrelor / Prasugrel
No
Yes
On DOAC (Apixaban / Rivaroxaban / Dabigatran etc)
No
Yes
On GLP1 agonist (Ozempic / Mounjaro / Wegovy / Tirzepatide / Rybelsus etc)
No
Yes
On Immunosuppressants
No
Yes
Patient needs more than 24 hours notice
No
Yes
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