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Journal of Clinical Epidemiology
Volume 59, Issue 5
, Pages 457-464
, May 2006
Small-scale randomized controlled trials need more powerful methods of mediational analysis than the Baron–Kenny method
References
- . Toward a better understanding of the influences on physical activity: the role of determinants, correlates, causal variables, mediators, moderators, and confounders. Am J Prev Med. 2002;23(2 Suppl):5–14
- . Mediators and moderators of treatment effects in randomized clinical trials. Arch Gen Psychiatry. 2002;59:877–883
- . Mediating variable framework in physical activity interventions: how are we doing? How might we do better?. Am J Prev Med. 1998;15:266–297[Erratum in: Am J Prev Med 1999;17:98]
- . Telephone-assisted counselling for physical activity. Exerc Sports Sci Rev. 2002;30:64–68
- . A comparison of methods to test mediation and other intervening variable effects. Psychol Methods. 2002;7:83–104
- . Correlates of adults' participation in physical activity: review and update. Med Sci Sports Exerc. 2002;34:1996–2001
- . A randomized trial of interactive group sessions achieved greater improvements in nutrition and physical activity at a tiny increase in cost. J Clin Epidemiol. 2004;57:610–619
- . Project GRAD: two-year outcomes of a randomized controlled physical activity intervention among young adults. Am J Prev Med. 2000;18:28–37
- . Mediators of physical activity behavior change among women with young children. Am J Prev Med. 2002;23(2 Suppl):98–103
- . Physician-based activity counseling: intervention effects on mediators of motivational readiness for physical activity. Ann Behav Med. 2001;23:2–10
- . Intervention-related cognitive versus social mediators of exercise adherence in the elderly. Am J Prev Med. 2002;23(2 Suppl):80–86
- . A prospective study of psychological correlates of physical activity for ethnic minority women. Psychol Health. 1999;14:277–293
- . The moderator–mediator variable distinction in social psychological research: conceptual, strategic, and statistical considerations. J Pers Soc Psychol. 1986;51:1173–1182
- . Psychosocial mediators of physical activity behavior among adults and children. Am J Prev Med. 2002;23(2 Suppl):26–35
- . Statistical power for the behavioral sciences. 2nd ed.. Hillsdale, NJ: Erlbaum; 1988;
- . Mediation in experimental and nonexperimental studies: new procedures and recommendations. Psychol Methods. 2002;7:422–445
- . Effectiveness of telephone support in increasing physical activity levels in primary care patients. Am J Prev Med. 2002;22:177–183
- . Equivalence of mediation, confounding and suppression effects. Prevention Sci. 2000;1:173–181
- . Sample size for studying intermediate endpoints within intervention trials of observational studies. Am J Epidemiol. 1992;136:1148–1159
- . Statistical methods for analyzing collapsibility in regression models. J Educ Stat. 1992;17:51–74
- MacKinnon DP, Lockwood C, Hoffman J. A new method to test for mediation. Paper presented at the annual meeting of the Society for Prevention Research, Park City, UT, June 5, 1998.
- . Asymptotic confidence intervals for indirect effects in structural equation models. In: Leinhardt S editors. Sociological methodology 1982. Washington, DC: American Sociological Association; 1982;p. 290–312
- . A simulation study of mediated effect measures. Multivariate Behav Res. 1995;30:41–62
- . Direct and indirect effects: classical and bootstrap estimates of variability. Sociol Method. 1990;20:115–140
- . Targeting and tailoring physical activity information using print and information technology. Exerc Sports Rev. 2002;30:122–128
- . CHAMPS physical activity questionnaire for older adults: outcomes for interventions. Med Sci Sports Exerc. 2001;33:1126–1141
- . Participation in sport and physical activity in Australia (No. 4177.0). Canberra: Australian Bureau of Statistics; 2000;
- . The development of scales to measure social support for diet and exercise behaviors. Prev Med. 1987;16:825–836
- . Social foundations of thought and action: a social cognitive theory. Englewood Cliffs, NJ: Prentice Hall; 1986;
- . The transtheoretical model: applications to exercise. In: Dishman RK editors. Advances in exercise adherence. Champaign, IL: Human Kinetics; 1994;p. 161–180
- . National physical activity guidelines for Australians. Canberra, Australia: CDHAC; 1999;
- . Amos user's guide. Chicago: SmallWaters; 1995;
- . A primer on maximum likelihood algorithms available for use with missing data. Struct Equation Model. 2001;8:128–141
- . How can I deal with missing data in my study?. Aust NZ J Pub Health. 2001;25:464–469
- . Missing data: our view of the state of the art. Psychol Methods. 2002;7:147–177
- . A comparison of inclusive and restrictive strategies in modern missing data procedures. Psychol Methods. 2001;6:330–351
- . Physical activity and nutrition programs for couples: a randomized controlled trial. J Clin Epidemiol. 2003;56:421–432
- . Applied multiple regression: correlational analysis for the behavioral sciences. Hillsdale, NJ: Erlbaum; 1983;
- . Equivalence of the mediation, confounding, and suppression effect. Prev Sci. 2000;1:173–181
- . Organizational status and perceived sexual harassment: detecting the mediators of a null effect. Pers Soc Psychol B. 1999;25:1159–1171
PII: S0895-4356(05)00395-1
doi: 10.1016/j.jclinepi.2005.11.008
© 2006 Elsevier Inc. All rights reserved.
« Previous
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Journal of Clinical Epidemiology
Volume 59, Issue 5
, Pages 457-464
, May 2006
