Tips for learners of evidence-based medicine: 3. Measures of observer variability (kappa statistic)

McGinn, Thomas; Wyer, Peter C.; Newman, Thomas B.; Keitz, Sheri; Leipzig, Rosanne; Guyatt, Gordon
November 2004
CMAJ: Canadian Medical Association Journal;11/23/2004, Vol. 171 Issue 11, p1369
Academic Journal
Presents tips on helping clinical learners to use the concepts of kappa when applying diagnostic tests in practice. Factors to consider in defining the importance of kappa; Illustration of the qualitative classification of kappa values as degree of agreement beyond chance; Calculation of kappa and chance agreement.


Related Articles

  • The Physical Exam and the Sense of Smell. Bomback, Andrew // New England Journal of Medicine;1/26/2006, Vol. 354 Issue 4, p327 

    The article discusses the importance of the sense of smell in the physical examination of a patient. When the author was a medical student he found that the physical examination of a patient was just as important as studying the imaging studies and laboratory assays. As a resident in internal...

  • Diagnosis - Part Two. Moskowitz, Richard // American Journal of Homeopathic Medicine;Summer2009, Vol. 102 Issue 2, p56 

    The problem with diagnosis centers on the distinction between illness, which features subjective elements (symptoms), and "disease," which is defined purely objectively. Diagnosis, the identification of disease, works very well to explain illness, by situating it within the accumulated body of...

  • Czy możliwa jest diagnoza systemowa? Siewierska, Anna; Śliwczyńska, Jadwiga; Namysłowska, Irena // Psychiatria Polska;2008, Vol. 42 Issue 1, p17 

    The authors discuss the concept of systemic diagnosis and its logical and scientific validity. A diagnosis is the result of the "diagnostic process", with the presence of the acting object (the person making the diagnosis) and the subject (the individual or group patient, such as family),...

  • It is the Tail Wagging the Dog. Goodman, Richard S. // Orthopedics;Mar2006, Vol. 29 Issue 3, p188 

    Comments on the problems confronting medicine practice and the modern healthcare system. Goal of the medical profession; Requirement for the diagnosis of a human condition; Remarks on regaining control of medical practices.

  • Clinical presentation of qualitative olfactory dysfunction. Frasnelli, J.; Landis, B. N.; Heilmann, S.; Hauswald, B.; Hüttenbrink, K. B.; Lacroix, J. S.; Leopold, D. A.; Hummel, T. // European Archives of Oto-Rhino-Laryngology;Aug2004, Vol. 261 Issue 7, p411 

    Many patients with olfactory dysfunction not only experience quantitative reduction of olfactory function, but also suffer from distorted olfactory sensations. This qualitative dysfunction is referred to as parosmia (also called “troposmia”) or phantosmia, with the major difference...

  • Blood Transfusion Reaction.  // Diseases & Disorders: A Nursing Therapeutics Manual, 2nd edition;2002, p139 

    Provides information on blood transfusion reaction. Causes; Diagnosis; Planning and implementation of treatment.

  • Diminishing Returns on the Road to Diagnostic Certainty. Johnson, Horton A. // JAMA: Journal of the American Medical Association;5/1/91, Vol. 265 Issue 17, p2229 

    Discusses the calculation of useful information provided by a test in a given clinical case as the probability of a given disease increases and diagnosis approaches certainty. Factors to consider by physicians when diagnosing a disease; Information on the cost of diagnostic information provided...

  • Acute pancreatitis: value and impact of CT severity index. Alhajeri, Abdulnasser; Erwin, Sven // Abdominal Imaging;Jan2008, Vol. 33 Issue 1, p18 

    Acute pancreatitis is a disease with a broad spectrum of findings that varies in severity from mild interstitial or edematous pancreas to severe forms with significant local and systemic complications that are associated with a substantial degree of morbidity and mortality. Several scoring...

  • CONCERNING SNAPSHOT DIAGNOSIS.  // JAMA: Journal of the American Medical Association;7/6/2005, Vol. 294 Issue 1, p112 

    Presents an article that appeared in "The Journal of the American Medical Association" on July 8, 1905. Tendency of physicians to make diagnoses on sight, so-called "snapshot" diagnosis; Assertion that one should not form their opinion of a patient on their first visit; Difficulty of diagnosing...


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics