What Is the Investigator Allegiance Effect and What Should We Do about It?

Clinical Psychology: Science and Practice

Volumn 6, Issue 1, 1999, Pages 113-115

  Thase, Michael E ^a  

^a UNIVERSITY OF PITTSBURGH SCHOOL OF MEDICINE   (United States)

Author keywords

Experimenter bias; Investigator allegiance; Meta analysis

Indexed keywords

EID: 0042830214     PISSN: 09695893     EISSN: None     Source Type: Journal    
DOI: 10.1093/clipsy.6.1.113     Document Type: Review

References (8)

1. Crits-Christoph, P., Siqueland, L., Blaine, J. D., Frank, A., Luborsky, L., Onken, L. S., Muenz, L. R., Thase, M. E., Weiss, R. D., Gastfriend, D. R., Woody, G. E., Barber, J. P., Butler, S. F., Daley, D.C., Bishop, S., Najavits, L. M., Lis, J. A., Mercer, D., Griffin, M. L., Moras, K., & Beck, A. T. (1997). The National Institute on Drug Abuse collaborative cocaine treatment study: Rationale and methods. Archives of General Psychiatry, 54, 721-726.
2. Depression Guideline Panel. (1993). Depression in primary care: Vol. 2. Treatment of major depression (Clinical Practice Guideline No. 5, AHCPR Pub. No. 93-0551). Rockville, MD: U.S. Department of Health and Human Services, Agency for Health Care Policy and Research.
3. Elkin, I., Shea, M. T., Watkins, J. T., Imber, S. D., Sotsky, S. M., Collins, J. E, Glass, D. R., Pilkonis, P. A., Leber, W. R., Docherty, J. P., Fiester, S. J., & Parloff, M. B. (1989). National Institute of Mental Health Treatment ofDepression Collaborative Research Program: General effectiveness and treatment. Archives of General Psychiatry, 46, 971-983.
4. Gaffan, E. A., Tsaousis, I., & Kemp-Wheeler, S. M. (1995). Researcher allegiance and meta-analysis: The case of cognitive therapy for depression. Journal of Consulting and Clinical Psychology, 63, 966-980.
5. Hersen, M., Bellack, A. S., Himmelhoch, J. M., & Thase, M. E. (1984). Effects of social skill training, amitriptyline, and psychotherapy in unipolar depressed women. Behavior Therapist, 15, 21-40.
6. Rosenthal, R. (1963). On the social psychology of the psychological experiment: The experimenter's hypothesis as unintended determinant of experimental results. American Scientist, 51, 268-283.
7. Rosenthal, R. (1966). Experimenter effects in behavioral research. New York: Appelton-Century-Crofts.
8. Thase, M. E., Simons, A. D., Cahalane, J., McGeary, J. & Harden, T. (1991). Severity of depression and response to cognitive behavior therapy. American Journal of Psychiatry, 148, 784-789.