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Pounds Off With Empowerment (POWER): A Clinical Trial of Weight Management Strategies for Black and White Adults With Diabetes Who Live in Medically Underserved Rural Communities

Elizabeth J. Mayer-Davis, PhD, Angela M. D'Antonio, MSPH, RD, Sharon M. Smith, PhD(c), Gregory Kirkner, MPH, Sarah Levin Martin, PhD, Deborah Parra-Medina, PhD and Richard Schultz, PhD

Elizabeth J. Mayer-Davis, Angela M. D’Antonio, Sharon M. Smith, and Richard Schulz are with the Arnold School of Public Health, Department of Epidemiology and Biostatistics, University of South Carolina, Columbia, SC. Gregory Kirkner is an independent consultant in Milton, Mass. Sarah Levin Martin is with the Physical Activity and Health Branch, Division of Nutrition and Physical Activity, Centers for Disease Control and Prevention, Atlanta Ga. Deborah Parra-Medina is with the Department of Health Promotion, Education and Behavior, Arnold School of Public Health, and the Department of Women’s Studies, University of South Carolina, Columbia, SC. Elizabeth J. Mayer-Davis also is with the Center for Research in Nutrition and Health Disparities, University of South Carolina. Richard Schulz also is with the College of Pharmacy, Department of Pharmaceutical and Health Outcomes Sciences, University of South Carolina.



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  		FIGURE 1—— Weight change (kg) and standard errors at 3, 6, and 12 months of follow-up, by intervention group.

*Paired t test (P < .05); **paired t test (P < .001).

 


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  		FIGURE 2—— Distribution of Pounds Off With Empowerment participants at 12 months, by weight change category.

*Chi-square test for intensive-lifestyle intervention versus usual care (P < .05).

 


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  		FIGURE 3—— Change in glycated hemoglobin level ±SE at randomization and at 6 months.

*P < .05; **P < .001; paired t test.

 




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