Diagnostic Test PICO: Citation: Worksheet P (pt/population): I (intervention): C (comparison): O (outcome): Are the results VALID? Was there an independent, blind comparison with a reference (“gold”) standard? Was the diagnostic test evaluated in an appropriate spectrum of patients? Was the reference standard applied regardless of the diagnostic test result? What are the RESULTS? Sensitivity = a/(a+c) Specificity = d/(b+d) PPV = a/(a+b) NPV = d/(c+d) LR (+) = sens/1 - spec LR (-) = 1 sens/spec – Are the results Is the test available, affordable, APPLICABLE to my accurate and precise in our setting? patient? Can we generate a sensible estimate of our patient’s pre-test probability? Will the post-test probability affect our management and help our patient? Based on these results, Big change my practice will show (check) Small change No change
Diagnostic Test Worksheet PICO: Citation: P (pt/population): I (intervention): C (comparison): O (outcome): Are the results VALID? Was there an independent, blind comparison with a reference (“gold”) standard? Was the diagnostic test evaluated in an appropriate spectrum of patients? Was the reference standard applied regardless of the diagnostic test result? What are the RESULTS? Sensitivity = a/(a+c) Specificity = d/(b+d) PPV = a/(a+b) NPV = d/(c+d) LR (+) = sens/1 - spec LR (-) = 1 – sens/spec Are the results APPLICABLE to my patient? Is the test available, affordable, accurate and precise in our setting? Can we generate a sensible estimate of our patient’s pre-test probability? Will the post-test probability affect our management and help our patient? Based on these results, my practice will show (check) Big change Small change No change
Diagnostic-Test-Worksheet.docx