Karen Lutfey--Clinical decision making

Clinical Decision Making Experiments

My research at NERI has focused on a series of NIH-funded vignette-based studies of physician clinical decision making (MH081824 [Lutfey, PI] and HL079174, DK066425, and AG016747 [John B. McKinlay, PI]).

Related papers (published/forthcoming):

Eva, Kevin W., Carol L. Link, Karen E. Lutfey, and John B. McKinlay. In press.“Switching horses midstream: Factors related to physicians’ changing their diagnosis.” Academic Medicine.

Lutfey, Karen E., Kevin W. Eva, Eric Gerstenberger, Carol L. Link, and John B. McKinlay. In press. “The Cognitive Basis of Diagnostic and Treatment Disparities in Coronary Heart Disease: Results of a Factorial Experiment.” Journal of Health and Social Behavior.

Maserejian, Nancy N., Karen E. Lutfey, and John B. McKinlay. In press. “Do physicians attend to base rates? Prevalence data and statistical discrimination in the diagnosis of coronary heart disease.” Health Services Research. [Accompanying commentary: Maserejian, Nancy N., Karen E. Lutfey, Carol L. Link, and John B. McKinlay. In Press. “Response to Hofer Commentary.” Health Services Research.]

Lutfey, Karen E. and John B. McKinlay. 2009. “What happens along the Diagnostic Pathways to CHD Treatment? Qualitative Results Concerning Cognitive Processes.” Sociology of Health and Illness 31(7): 1077-92.

Lutfey, Karen E., Carol L. Link, Richard W. Grant, Lisa D. Marceau, Ann Adams, Sara Arber, Johannes Siegrist, Markus Böente, Olaf von dem Knesebeck, and John B. McKinlay. 2009. “Diagnostic certainty as a source of medical practice variation in coronary heart disease: Results from a cross-national experiment of clinical decision making.” Medical Decision Making 29(5): 606-18.

Ketcham, Jonathan D., Karen E. Lutfey, Eric Gerstenberger, Carol L. Link, and
John B. McKinlay. 2009. “Physician Clinical Information Technology and Health Care Disparities.” Medical Care Research and Review 66(6): 658-81.

Grant, Richard W., Karen E. Lutfey, Eric Gerstenberger, Carol L. Link, Lisa D. Marceau, John B. McKinlay. 2009. “Mediators of Medication Intensification: Results from an Experiment Using a Type 2 Diabetes Case Vignette.” Journal of the American Board of Family Medicine 22(5): 513-20.

Maserejian, Nancy N., Carol L. Link, Karen E. Lutfey, Lisa D. Marceau, and John B. McKinlay. 2009. “Disparities in the Interpretation of Heart Disease Symptoms: Results of a Factorial Experiment among Physicians.” Journal of Women's Health 18(10): 1661-7.

Lutfey, Karen E., Carol L. Link, Lisa D. Marceau, and John B. McKinlay. 2009. "Social Factors." Pp. 1046-54 In Kattan, M.W. (Ed.) Encyclopedia of Medical Decision Making. Thousand Oaks, CA: Sage.

Lutfey, Karen E., Carol L. Link, Richard W. Grant, Lisa D. Marceau, and John B. McKinlay. 2009. “Is certainty more important than diagnosis for understanding race and gender disparities?: An experiment using coronary heart disease and depression case vignettes.” Health Policy 89(3): 279-287.

Lutfey, Karen E., Stephen M. Campbell, Megan R. Renfrew, Lisa D. Marceau, Martin Roland, and John B. McKinlay. 2008. “How are patient characteristics relevant for physicians’ clinical decision making in diabetes?: An analysis of qualitative results from a cross-national factorial experiment.” Social Science and Medicine 67(9):1391-99 .

O’Donnell, Amy, Karen E. Lutfey, Lisa D. Marceau, and John B. McKinlay. 2007. “Using Focus Groups to Improve the Validity of Cross-National Survey Research: A Study of Physician Decision Making.” Qualitative Health Research 17(7): 971-81.

McKinlay, John B., Carol L. Link, Karen Freund, Lisa D. Marceau L, Amy O’Donnell, and Karen Lutfey. 2007. “Do Physicians Follow Their Own Proscriptions for Quality Medical Care? Results from a Factorial Experiment.” Journal of General Internal Medicine 22(3): 289-96.

McKinlay, John B., Carol L. Link, Sara Arber, Lisa D. Marceau, Amy B. O'Donnell, Ann Adams, and Karen E. Lutfey. 2006. “How Do Doctors in Different Countries Manage the Same Patient? Results of a Factorial Experiment.” Health Services Research 41(6): 2182-2200. [Erratum in 41(6):2303.]

Related papers (in review):

Lutfey, Karen E., Stephen C. Campbell, Lisa D. Marceau, Martin Roland, and John B. McKinlay. “How do healthcare systems influence physicians’ clinical decision making? Qualitative results from a cross-national factorial experiment.”

Elstad, Emily A., Karen E. Lutfey, Stephen M. Campbell, Martin Roland, Lisa D. Marceau, and John B. McKinlay. “What do physicians gain (and lose) with experience? Qualitative results from a cross-national study of diabetes.”