Scholars@Duke
Nia Schwann Mitchell

Nia Schwann Mitchell

Associate Professor of Medicine
Medicine, General Internal Medicine

Selected Publications

Maternal chronic hypertension in women veterans.

Journal Article Health Serv Res · April 2024 OBJECTIVE: To describe the prevalence of maternal chronic hypertension (MCH), assess how frequently blood pressure is controlled before pregnancy among those with MCH, and explore management practices for antihypertensive medications (AHM) during the pre-p ... Full text Open Access Link to item Cite

Breast cancer survivors with pain: an examination of the relationships between body mass index, physical activity, and symptom burden.

Journal Article Support Care Cancer · October 2, 2023 PURPOSE: Overweight and obesity are common for breast cancer survivors and associated with high symptom burden (i.e., pain, fatigue, depressive symptoms). Physical activity may protect breast cancer survivors with higher body mass indexes (BMI) from increa ... Full text Link to item Cite

Association between Gentrification and Health and Healthcare Utilization.

Journal Article J Urban Health · December 2022 There is tremendous interest in understanding how neighborhoods impact health by linking extant social and environmental drivers of health (SDOH) data with electronic health record (EHR) data. Studies quantifying such associations often use static neighbor ... Full text Link to item Cite

Weight Change for Pediatric Completers in a National Weight Loss Program

Journal Article Global Pediatric Health · November 1, 2021 Overweight and obese children in low-income households have limited access to weight loss programs. Low-cost programs should be evaluated in this population. The objective of the current study is to determine weight change among 7 to 17-year-old participan ... Full text Cite

Predictors of long-term weight loss trajectories during a behavioral weight loss intervention: An exploratory analysis.

Journal Article Obes Sci Pract · October 2021 BACKGROUND: Substantial interindividual variability in response to behavioral weight loss interventions remains a critical challenge in obesity treatment. An improved understanding of the complex factors that contribute to this variability may improve obes ... Full text Link to item Cite

Retrospective cohort study of changes in estimated glomerular filtration rate for patients prescribed a low carb diet.

Journal Article Curr Opin Endocrinol Diabetes Obes · October 1, 2021 PURPOSE OF REVIEW: Obesity and diabetes contribute to chronic kidney disease (CKD) and accelerate the loss of kidney function. Low carbohydrate diets (LCDs) are associated with weight loss and improved diabetes control. Compared to the typical Western diet ... Full text Open Access Link to item Cite

The degree of engagement of overweight/obese adult women in the recommended activities of the Chilean "Vida Sana" program is directly correlated with its effectiveness.

Journal Article Nutr Hosp · July 29, 2021 Introduction: the Chilean Ministry of Health implements the Vida Sana (VS) program with the objective of reducing risk factors for chronic diseases in overweight/obese (OW/OB) individuals, aged 2-64. Objective: to determine the effectiveness of VS in OW/OB ... Full text Link to item Cite

Outpatient metformin use is associated with reduced severity of COVID-19 disease in adults with overweight or obesity.

Journal Article J Med Virol · July 2021 Observational studies suggest outpatient metformin use is associated with reduced mortality from coronavirus disease-2019 (COVID-19). Metformin is known to decrease interleukin-6 and tumor-necrosis factor-α, which appear to contribute to morbidity in COVID ... Full text Link to item Cite

Management of Stage 1 Hypertension in Adults With a Low 10-Year Risk for Cardiovascular Disease: Filling a Guidance Gap: A Scientific Statement From the American Heart Association.

Journal Article Hypertension · June 2021 High blood pressure (BP) is the leading cause of worldwide cardiovascular disease morbidity and mortality. Patients and clinicians dealing with hypertension have benefited from the evidence of event-based randomized controlled clinical trials. One result f ... Full text Link to item Cite

Continuous Engagement in a Weight-Loss Program Promotes Sustained Significant Weight Loss.

Journal Article WMJ · December 2020 BACKGROUND: Significant weight loss improves health but regain is common. OBJECTIVE: The objective of the study was to determine if 2,346 members of Take Off Pounds Sensibly-a national, low-cost, peer-led weight-loss program-achieved and maintained signifi ... Link to item Cite

Are low-carbohydrate diets safe in diabetic and nondiabetic chronic kidney disease?

Journal Article Ann N Y Acad Sci · February 2020 Diabetes mellitus and obesity both contribute to chronic kidney disease (CKD) and diabetic kidney disease (DKD), and they can accelerate the loss of kidney function. Dietary intake can potentially have wide-reaching effects on the risk of CKD/DKD and their ... Full text Link to item Cite

Ketogenic Diet for Obesity and Diabetes.

Journal Article JAMA Intern Med · December 1, 2019 Full text Link to item Cite

Factors Associated with Achievement of Clinically Significant Weight Loss by Women in a National Nonprofit Weight Loss Program.

Journal Article J Womens Health (Larchmt) · August 2017 BACKGROUND: Clinically significant weight loss (CSWL) is ≥5% of initial weight. The purpose of the study is to determine factors associated with women achieving CSWL in Take Off Pounds Sensibly (TOPS), a national, nonprofit weight loss program. METHODS: Th ... Full text Link to item Cite

Time to RE-AIM: Why Community Weight Loss Programs Should Be Included in Academic Obesity Research.

Journal Article Prev Chronic Dis · March 17, 2016 Despite decades of efficacy-based research on weight loss interventions, the obesity epidemic in the United States persists, especially in underserved populations. We used the RE-AIM (Reach, Efficacy/Effectiveness, Adoption, Implementation, and Maintenance ... Full text Link to item Cite

Reach of Effective, Nationally-Available, Low-Cost, Nonprofit Weight Loss Program in Medically Underserved Areas (MUAs).

Journal Article J Community Health · December 2015 Obesity rates are higher for ethnic minority, low-income, and rural communities. Programs are needed to support these communities with weight management. We determined the reach of a low-cost, nationally-available weight loss program in Health Resources an ... Full text Link to item Cite

Up to 7 Years of Sustained Weight Loss for Weight-Loss Program Completers.

Journal Article Am J Prev Med · August 2015 INTRODUCTION: Two issues remain elusive in weight management programs: significant, long-term weight-loss maintenance and widely accessible programs that produce significant weight loss for reasonable costs. The purpose of this study is to determine the lo ... Full text Link to item Cite

The effect of Medicaid status on weight loss, hospital length of stay, and 30-day readmission after laparoscopic Roux-en-Y gastric bypass surgery.

Journal Article Obes Surg · February 2015 BACKGROUND: Patients with Medicaid are much less likely to undergo bariatric surgery compared to those with commercial insurance. The aims of this study were to compare outcomes after laparoscopic Roux-en-Y gastric bypass (LRYGB) for patients covered by Me ... Full text Link to item Cite

Outcomes of biomarker feedback on physical activity, eating habits, and emotional health: from the Americans in Motion-Healthy Intervention (AIM-HI) study.

Journal Article J Am Board Fam Med · 2014 PURPOSE: The purpose of this article was to test whether physical activity, healthy eating, and emotional well-being would improve if patients received feedback about biomarkers that have been shown to be responsive to changes in weight and fitness. METHOD ... Full text Link to item Cite

Innovative care delivery model to address obesity in older African-American women: Senior Wellness Initiative and Take Off Pounds Sensibly collaboration for health (SWITCH).

Journal Article J Am Geriatr Soc · November 2013 OBJECTIVES: To determine the feasibility and acceptability of integrating Take Off Pounds Sensibly (TOPS), a national nonprofit weight-loss program through which people have lost a clinically significant amount of weight, into a community program that serv ... Full text Link to item Cite

Weight change in pediatric TennCare recipients referred to a commercial weight loss program.

Journal Article Acad Pediatr · 2013 BACKGROUND: The epidemic of overweight and obesity in the United States is not limited to adults but also affects children and adolescents. Low-income children are disparately affected because they have an elevated risk for developing obesity. Effective in ... Full text Link to item Cite

Evaluation of the effectiveness of making Weight Watchers available to Tennessee Medicaid (TennCare) recipients.

Journal Article J Gen Intern Med · January 2013 INTRODUCTION: In 2006, Tennessee Medicaid (TennCare) offered its recipients access to Weight Watchers for a nominal fee. The aim of this study was to determine the weight change among adult participants. METHODS: This is a retrospective analysis of weight ... Full text Link to item Cite

Obesity: overview of an epidemic.

Journal Article Psychiatr Clin North Am · December 2011 The obesity epidemic in the United States has proven difficult to reverse. We have not been successful in helping people sustain the eating and physical activity patterns that are needed to maintain a healthy body weight. There is growing recognition that ... Full text Link to item Cite

Determining the effectiveness of Take Off Pounds Sensibly (TOPS), a nationally available nonprofit weight loss program.

Journal Article Obesity (Silver Spring) · March 2011 Obesity is a major public health issue in the United States. Many commercial weight loss programs are available, but their costs prohibit some people from participating. This study evaluated the effectiveness of Take Off Pounds Sensibly (TOPS), a low-cost, ... Full text Link to item Cite

“Can we talk about your weight for a few minutes, Mr. Jones?”

Journal Article Virtual Mentor · January 1, 2010 Full text Cite

In situ analysis of protein chromatography and column efficiency using magnetic resonance imaging.

Journal Article J Chromatogr A · August 29, 1997 Magnetic resonance imaging has been used to visualize size-based protein separations inside operating chromatography columns. The effects of flow nonuniformity have been observed and analyzed quantitatively through concentration profiles of tracers measure ... Full text Link to item Cite