2) Quais são os resultados? (Importância)

2.1) Os testes diagnósticos são apresentados com sensibilidade, especificidade, valor preditivo positivo, valor preditivo negativo ou os dados estão disponíveis para calculá-los?

Evidence-Based Medicine Working Group. User's guide to the medical literature: III. How to use an article about a diagnostic test. B. What were the results and will they help me caring for my patients. JAMA 1994;271(9):703-707. Disponível em: URL: http://www.cche.net/text/usersguides/diagnosis.asp

Cenário 1 - JAMA

The PIOPED Investigators. Value of the ventilation/perfusion scan in acute pulmonary embolism. JAMA 1990;263(20):2753-2759. Disponível em: URL: http://www.galter.northwestern.edu/guides/docs/value_of_the_ventilation.pdf

Cenário 2 - Trombose venosa profunda

Wells PS, Hirsh J, Anderson DR, Lensing AW, Foster G, Kearon C, Weitz J, D'Ovidio R, Cogo A, Prandoni P. Accuracy of clinical assessment of deep-vein thrombosis. Lancet 1995;345(8961):1326-30.

Cenário 3 - Reanimação cardiorrespiratória

Eberle B, Dick WF, Schneider T, Wisser G, Doetsch S, Tzanova I. Checking the carotid pulse check: diagnostic accuracy of first responders in patients with and without a pulse. Resuscitation 1996;33(2):107-16.

• Identificar e resumir no estudo os dados para determinar a importância de um artigo de acurácia;
• Calcular a sensibilidade, a especificidade, o valor preditivo positivo, o valor preditivo negativo, a acurácia, a prevalência e as razões de verossimilhança;
• Interpretar os resultados de um estudo de acurácia.

Greenhalgh T. How to read a paper. Papers that report diagnostic or screening tests. BMJ 1997;315(7107):540-543. Disponível em: URL: http://www.bmj.com/collections/read.shtml

Haynes RB, Mulrow CD, Huth EJ, Altman DG, Gardner MJ. More Informative Abstracts Revisited. Ann Intern Med 1990;113:69-76. Disponível em: URL: http://www.acponline.org/journals/resource/90aim.htm

Guyatt GH. Readers' guide for articles evaluating diagnostic tests: What ACP Journal Club does for you and what you must do yourself [Editorial]. ACP J Club. 1991 Sep-Oct;115:A-16. (Revised in Best Evidence [CD-ROM]. Philadelphia: American College of Physicians; 1998.)

Sackett DL, Straus S. On some clinically useful measures of the accuracy of diagnostic tests. ACP Journal Club. 1998 Sep-Oct;129:A-17. (Revised in Best Evidence [CD-ROM]. Philadelphia: American College of Physicians; 1998.)

http://faculty.vassar.edu/lowry/clin1.html
Clinical Calculator 1. From an Observed Sample: Estimates of Population Prevalence, Sensitivity, Specificity, Predictive Values, and likelihood Ratios

http://araw.mede.uic.edu/cgi-bin/testcalc.pl
Clinical Calculator

http://www.evidencias.com/cc_glossary_traducao_412.PDF
Glossário de termos de metodologia

http://www.cebm.net/levels_of_evidence.asp
Levels of evidence and grades of recommendation, Centre for Evidence-Based Medicine, Oxford, UK.