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Design and analysis of group-randomized trials: a review of recent methodological developments.
Murray DM, Varnell SP, Blitstein JL. Murray DM, et al. Among authors: varnell sp. Am J Public Health. 2004 Mar;94(3):423-32. doi: 10.2105/ajph.94.3.423. Am J Public Health. 2004. PMID: 14998806 Free PMC article. Review.
Assessing intervention effects in a school-based nutrition intervention trial: which analytic model is most powerful?
Janega JB, Murray DM, Varnell SP, Blitstein JL, Birnbaum AS, Lytle LA. Janega JB, et al. Among authors: varnell sp. Health Educ Behav. 2004 Dec;31(6):756-74. doi: 10.1177/1090198104263406. Health Educ Behav. 2004. PMID: 15539546 Clinical Trial.
Assessing the most powerful analysis method for school-based intervention studies with alcohol, tobacco, and other drug outcomes.
Janega JB, Murray DM, Varnell SP, Blitstein JL, Birnbaum AS, Lytle LA. Janega JB, et al. Among authors: varnell sp. Addict Behav. 2004 May;29(3):595-606. doi: 10.1016/j.addbeh.2004.01.002. Addict Behav. 2004. PMID: 15050677 Clinical Trial.
Design and analysis of group-randomized trials: a review of recent practices.
Varnell SP, Murray DM, Janega JB, Blitstein JL. Varnell SP, et al. Am J Public Health. 2004 Mar;94(3):393-9. doi: 10.2105/ajph.94.3.393. Am J Public Health. 2004. PMID: 14998802 Free PMC article. Review.
An evaluation of analysis options for the one-group-per-condition design. Can any of the alternatives overcome the problems inherent in this design?
Varnell SP, Murray DM, Baker WL. Varnell SP, et al. Eval Rev. 2001 Aug;25(4):440-53. doi: 10.1177/0193841X0102500402. Eval Rev. 2001. PMID: 11480307 Review.
Predicting adolescents' intake of fruits and vegetables.
Lytle LA, Varnell S, Murray DM, Story M, Perry C, Birnbaum AS, Kubik MY. Lytle LA, et al. Among authors: varnell s. J Nutr Educ Behav. 2003 Jul-Aug;35(4):170-5. doi: 10.1016/s1499-4046(06)60331-x. J Nutr Educ Behav. 2003. PMID: 12859881
School-based approaches to affect adolescents' diets: results from the TEENS study.
Lytle LA, Murray DM, Perry CL, Story M, Birnbaum AS, Kubik MY, Varnell S. Lytle LA, et al. Among authors: varnell s. Health Educ Behav. 2004 Apr;31(2):270-87. doi: 10.1177/1090198103260635. Health Educ Behav. 2004. PMID: 15090126 Clinical Trial.
Predictors of smoking intentions and smoking status among nonsmoking and smoking adolescents.
Tyc VL, Hadley W, Allen D, Varnell S, Ey S, Rai SN, Lensing S. Tyc VL, et al. Among authors: varnell s. Addict Behav. 2004 Aug;29(6):1143-7. doi: 10.1016/j.addbeh.2004.03.007. Addict Behav. 2004. PMID: 15236815
Trends in sexual risk-taking among urban young men who have sex with men, 1999-2002.
Guenther-Grey CA, Varnell S, Weiser JI, Mathy RM, O'Donnell L, Stueve A, Remafedi G; Community Intervention Trial for Youth Study Team. Guenther-Grey CA, et al. Among authors: varnell s. J Natl Med Assoc. 2005 Jul;97(7 Suppl):38S-43S. J Natl Med Assoc. 2005. PMID: 16080456 Free PMC article. Clinical Trial.
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