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Understanding what tests mean when they are positive and negative is one of the fundamental skills for being a good, evidence-based practitioner. But how do we know how to interpret them? This weeks #PowerSTAT has the answer, on predictive values in testing
Feeling strange about stats? This week’s #PowerSTAT is looking at Odds Ratios and some left field pyjama choices.
The week is nearly over – time for another #PowerSTAT! Sensitivity and specificity are often quoted in articles when looking at the characteristics of a test, but are you clear on what they mean?
Well, wonder no longer!