RISK SCORES Flashcards
What does a Blatchford score of 0 mean?
That there is almost no risk of needing an intervention.
What is the Blatchford score?
A way of assessing an upper GI bleed and hence ascertaining if they need emergency intervention or admitting.
How is the number needed to treat calculated?
1 over the absolute risk difference
What is the absolute risk?
The probability that a person experiences an event.
What is the relative risk?
Ratio of absolute risks for patient with and without a particular condition.
How do you develop a risk prediction model?
Prospective cohort study - following up patients for outcomes.
Validation - checking that model works in another cohort.
What is the QRISK score?
Risk of cardiovascular disease
What is the CHADSVASc score?
Likely of having a stroke for AF patients
