Power to detect homework effects in psychotherapy outcome research

Journal of Consulting and Clinical Psychology

Volumn 68, Issue 1, 2000, Pages 166-170

  Kazantzis, Nikolaos ^a  

^a MASSEY UNIVERSITY   (New Zealand)

Author keywords

[No Author keywords available]

Indexed keywords

ARTICLE; BEHAVIOR THERAPY; COGNITIVE THERAPY; HOME CARE; OUTCOMES RESEARCH; PSYCHOTHERAPY; STATISTICAL ANALYSIS; TREATMENT OUTCOME;

EID: 0034089363     PISSN: 0022006X     EISSN: None     Source Type: Journal    
DOI: 10.1037/0022-006X.68.1.166     Document Type: Article

References (65)

1. Addis, M., & Jacobson, N. S. (in press). A closer look at the treatment rationale and homework compliance in cognitive behavioral therapy for depression. Cognitive Therapy and Research.
2. Alford, B. A., & Beck, A. T. (1994). Cognitive therapy of delusional beliefs. Behaviour Research and Therapy, 32, 369-380.
3. Barlow, D. H., O'Brien, G. T., & Last, C. G. (1984). Couples treatment of agoraphobia. Behavior Therapy, 15, 41-58.
4. Beck, A. T., Rush, J. A., Shaw, B. F., & Emery, G. (1979). Cognitive therapy of depression. New York: Guilford Press.
5. Beyebach, M., Morejon, A. R., Palenzuela, D. L., & Rodriguez-Arias, J. L. (1996). Research on the process of solution-focused therapy. In S. D. Miller, M. A. Hubble, & B. L. Duncan (Eds.), Handbook of solution-focused brief therapy (pp. 299-334). San Francisco: Jossey-Bass.
6. Blanchard, E. B., Nicholson, N. L., Radnitz, C. L., Steffek, B. D., Appelbaum, K. A., & Dentinger, M. P. (1991). The role of home practice in thermal biofeedback. Journal of Consulting and Clinical Psychology, 59, 507-512.
7. Blanchard, E. B., Nicholson, N. L., Taylor, A. E., Steffek, B. D., Radnitz, C. L., & Appelbaum, K. A. (1991). The role of regular home practice in the relaxation treatment of tension headache. Journal of Consulting and Clinical Psychology, 59, 467-470.
8. Borenstein, M., Rothstein, H., & Cohen, J. (1997). Power and precision (Version 1.20) [Computer software]. Teaneck, NJ: Authors.
9. Bryant, M. J., Simons, A. D., & Thase, M. E. (1999). Therapist skill and patient variables in homework compliance: Controlling an uncontrolled variable in cognitive therapy outcome research. Cognitive Therapy and Research, 23, 381-399.
10. Burns, D. D., & Nolen-Hoeksema, S. (1991). Coping styles, homework compliance, and the effectiveness of cognitive behavioral therapy. Journal of Consulting and Clinical Psychology, 59, 305-311.
11. Burns, D. D., & Nolen-Hoeksema, S. (1992). Therapist empathy and recovery from depression in cognitive behavioral therapy: A structural equation model. Journal of Consulting and Clinical Psychology, 60, 441-449.
12. Carr, A. (1997). Positive practice in family therapy. Journal of Marital and Family Therapy, 23, 271-293.
13. Clark-Carter, D. (1997). The account taken of statistical power in research published in the British Journal of Psychology. British Journal of Psychology, 88, 71-83.
14. Cohen, J. (1962). The statistical power of abnormal-social psychological research: A review. Journal of Abnormal and Social Psychology, 65, 145-153.
15. Cohen, J. (1988). Statistical power analysis for the behavioral sciences (2nd ed.). Hillsdale, NJ: Erlbaum.
16. Cohen, J. (1992). A power primer. Psychological Bulletin, 112, 155-159.
17. Cole, D. A., Maxwell, S. E., Arvey, R., & Salas, E. (1994). How the power of MANOVA can both increase and decrease as a function of the interrelations among the dependent variables. Psychological Bulletin, 115, 465-474.
18. Edelman, R. E., & Chambless, D. L. (1993). Compliance during sessions and homework in exposure-based treatment of agoraphobia. Behaviour Research and Therapy, 31, 767-773.
19. Edelman, R. E., & Chambless, D. L. (1995). Adherence during sessions and homework in cognitive-behavioral group treatment of social phobia. Behaviour Research and Therapy, 33, 573-577.
20. Erdfelder, E., Faul, F., & Buchner, A. (1996). GPOWER: A general power analysis program. Behavior Research Methods, Instruments, & Computers, 28, 1-11.
21. Fennell, M. J. V., & Teasdale, J. D. (1987). Cognitive therapy for depression: Individual differences and the process of change. Cognitive Therapy and Research, 11, 253-271.
22. Fern, E. F., & Munroe, K. B. (1996). Effect-size estimation: Issues and problems in interpretation. Journal of Consumer Research, 23, 89-105.
23. Freiman, J. A., Chalmers, T. C., Smith, H., & Kuebler, R. R. (1978). The importance of beta, the Type II error, and sample size in the design and interpretation of the randomized control trial. New England Journal of Medicine, 299, 690-694.
24. Friedman, L. M., Furberg. C. D., & DeMets, D. L. (1985). Fundamentals of clinical trials (2nd ed.). Littleton, MA: PSG.
25. Gandy, G. L. (1995). Mental health rehabilitation: Disputing irrational beliefs. Springfield, IL: Charles C Thomas.
26. Gasman, D. H. (1992). Double-exposure therapy: Videotape homework as a psychotherapy adjunct. American Journal of Psychotherapy, 46, 91-101.
27. Gillett, R. (1994). Post hoc power analysis. Journal of Applied Psychology, 5, 783-785.
28. Gillett, R. (1995). The expected power of F and t tests conditional on information from an earlier experiment. British Journal of Mathematical & Statistical Psychology, 48, 371-384.
29. Hager, W., & Moller, H. (1986). Tables and procedures for the determination of power and sample size in univariate and multivariate analyses of variance and regression. Biometrics Journal, 28, 647-663.
30. Hallahan, M., & Rosenthal, R. (1996). Statistical power: Concepts, procedures, and applications. Behaviour Research and Therapy, 34, 489-499.
31. Harmon, T. M., Nelson, R. O., & Hayes, S. C. (1980). Self-monitoring of mood versus activity by depressed clients. Journal of Counseling and Clinical Psychology, 48, 30-38.
32. Hawton, K., Catalan, J., & Fagg, J. (1992). Sex therapy for erectile dysfunction: Characteristics of couples, treatment outcome, and prognostic factors. Archives of Sexual Behavior, 21, 161-175.
33. Hoelscher, T. J., Lichstein, K. L., & Rosenthal, T. L. (1984). Objective vs. subjective assessment of relaxation compliance among anxious individuals. Behaviour Research and Therapy, 22, 187-193.
34. Hoelscher, T. J., Lichstein, K. L., & Rosenthal, T. L. (1986). Home relaxation practice in hypertension treatment: Objective assessment and compliance induction. Journal of Consulting and Clinical Psychology, 54, 217-221.
35. Hollon, S. D., & Beck, A. T. (1994). Cognitive and cognitive-behavioral therapies. In A. E. Bergin & S. L. Garfield (Eds.), Handbook of psychotherapy and behavior change (4th ed., pp. 428-466). New York: Wiley.
36. Holtzworth-Munroe, A., Jacobson, N. S., DeKlyen, M., & Whisman, M. A. (1989). Relationship between behavioral marital therapy outcome and process variables. Journal of Consulting and Clinical Psychology, 57, 658-662.
37. Ingram, J. A., & Salzberg, H. C. (1990). Effects of in vivo behavioral rehearsal on the learning of assertive behaviors with a substance abusing population. Addictive Behaviors, 15, 189-194.
38. Jannoun, L., Munby, M., Catalan, J., & Gelder, M. (1980). A home-based treatment program for agoraphobia: Replication and controlled evaluation. Behavior Therapy, 11, 294-305.
39. Jannoun, L., Oppenheimer, C., & Gelder, M. (1982). A self-help treatment program for anxiety state patients. Behavior Therapy, 13, 103-111.
40. Kazantzis, N., & Deane, F. P. (1998). Problems with assessing homework compliance: A review of current methodology. Manuscript submitted for publication.
41. Kazdin, A. E., & Bass, D. (1989). Power to detect differences between alternative treatments in comparative psychotherapy outcome research. Journal of Consulting and Clinical Psychology, 57, 138-147.
42. Kazdin, A. E., & Mascitelli, S. (1982). Covert and overt rehearsal and homework practice in developing assertiveness. Journal of Consulting and Clinical Psychology, 50, 250-258.
43. Kornblith, S. J., Rehm, L. P., O'Hara, M. W., & Lamparski, D. M. (1983). The contribution of self-reinforcement training and behavioral assignments to the efficacy of self-control therapy for depression. Cognitive Therapy and Research, 7, 499-528.
44. Leung, A. W., & Heimberg, R. G. (1996). Homework compliance, perceptions of control, and outcome of cognitive-behavioral treatment of social phobia. Behaviour Research and Therapy, 34, 423-432.
45. Leventhal, L., & Huynh, C. (1996). Directional decisions for two-tailed tests: Power, error rates, and sample size. Psychological Methods, 3, 278-292.
46. Levy, R. L., & Carter, R. L. (1976). Compliance with practitioner instigations. Social Work, 21, 188-193.
47. Lipsey, M. W. (1990). Design sensitivity: Statistical power for experimental research. Newbury Park, CA: Sage.
48. MacCallum, R. C., Browne, M. W., & Sugawara, H. (1996). Power analysis and determination of sample size for covariance structure modeling. Psychological Methods, 1, 130-149.
49. Marks, I. M. (1981). Review of behavioral psychotherapy: I. Obsessive-compulsive disorders. American Journal of Psychiatry, 138, 584-592.
50. Marks, I. M., Lelliott, P., Basoglu, M., Noshirvani, H., Monteiro, W., Cohen, D., & Kasvikis, Y. (1988). Clomipramine, self-exposure, and therapist-aided exposure for obsessive-compulsive rituals. British Journal of Psychiatry, 152, 522-534.
51. Michelson, L., Mavissakalian, M., Marchione, K., Dancu, C., & Greenwald, M. (1986). The role of self-directed in vivo exposure in cognitive, behavioral, and psychophysiological treatments of agoraphobia. Behavior Therapy, 17, 91-108.
52. Neimeyer, R. A., & Feixas, G. (1990). The role of homework and skill acquisition in the outcome of group cognitive therapy for depression. Behavior Therapy, 21, 281-292.
53. Nelson, T. S. (1994). Do-overs. Journal of Family Psychotherapy, 5, 71-74.
54. O'Connell, W. E., & Gomez, E. A. (1995). Marital and family therapy as an empowering of cooperation-as-equals. Individual Psychology: Journal of Adlerian Theory, Research & Practice, 51, 37-45.
55. Persons, J. B., Burns, D. D., & Perloff, J. M. (1988). Predictors of dropout and outcome in cognitive therapy for depression in a private practice setting. Cognitive Therapy and Research, 12, 557-575.
56. Rossi, J. S. (1990). Statistical power of psychological research: What have we gained in 20 years? Journal of Consulting and Clinical Psychology, 58, 646-656.
57. Schwarzer, R. (1989). Meta-analysis programs (Version 5.0) [Computer software]. Berlin, Germany: Institut für Psychologie, Freie Universität.
58. Sedlmeier, P., & Gigerenzer, G. (1989). Do studies of statistical power have an effect on the power of studies? Psychological Bulletin, 105, 309-316.
59. Shelton, J. L., & Ackerman, J. M. (1974). Homework in counseling and psychotherapy: Examples of systematic assignments for therapeutic use by mental health professionals. Springfield, IL: Charles C Thomas.
60. Solyom, C., Solyom, L., LaPierre, Y., Pecknold, J., & Morton, L. (1981). Phenelzine and exposure in the treatment of phobias. Biological Psychiatry, 16, 239-247.
61. Startup, M., & Edmonds, J. (1994). Compliance with homework assignments in cognitive-behavioral psychotherapy for depression: Relation to outcome and methods of enhancement. Cognitive Therapy and Research, 18, 567-579.
62. Taylor, L. B., Agras, W. S., Schneider, J. A., & Allen, R. A. (1983). Adherence to instructions to practice relaxation exercises. Journal of Consulting and Clinical Psychology, 51, 952-953.
63. Thase, M. (1996). Cognitive behavior therapy manual for treatment of depressed inpatients. In V. B. Van Hasselt & M. Hersen (Eds.), Sourcebook of psychological treatment manuals for adult disorders (pp. 201-231). New York: Plenum.
64. Thompson, L. W., & Gallagher, D. (1984). Efficacy of psychotherapy in the treatment of late-life depression. Advances in Behaviour Research and Therapy, 6, 127-139.
65. Zettle, R. D., & Hayes, S. C. (1987). Component and process analysis of cognitive therapy. Psychological Reports, 61, 939-953.