Publications by authors named "Nkechi Okpara"

Context: In process evaluation research, secular trends refer to external factors unrelated to an intervention that impact implementation. The COVID-19 pandemic was a secular trend that affected the implementation of the Nutritious Eating with Soul (NEW Soul) study.

Objective: This paper describes steps taken in modifying intervention delivery due to the secular trend of the pandemic.

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The goal of this study was to examine the relationship between diet quality, nutrients, and health outcomes among participants in the Dietary Guidelines: 3 Diets study (3-group randomized 12-week intervention; African American; Southeastern virtual teaching kitchen). Participants (n = 63; ages 18-65 y, BMI 25-49.9 kg/m) were randomized to the Healthy U.

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Objective: Prior research has found that plant-based diets (PBDs) are rated as acceptable and have similar levels of adherence as compared to other therapeutic dietary approaches; however, previous studies were mostly among white populations. Plant-based diets can produce clinically meaningful weight loss, but outcomes may vary by level of adherence. The goal of this study was to examine the differences in weight and lipids among participants in the Nutritious Eating with Soul study based on adherence to their diet assignment.

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Adherence to a vegan diet may lower risk of cardiovascular disease among African Americans (AAs). Feasibility and sustainability of adopting a vegan diet may be challenging among AAs who live in regions where soul food is a predominant cuisine. Our hypothesis was that AAs randomized to a culturally adapted vegan diet will have greater adherence to their assigned diet compared with those randomized to a culturally adapted omnivorous diet.

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The Nutritious Eating with Soul study was a 24-month, randomized behavioral nutrition intervention among African American adults. This present study, which is a secondary analysis of the NEW Soul study, examined changes in dietary acceptability, restraint, disinhibition, and hunger. Participants (n = 159; 79% female, 74% with ≥ college degree, mean age 48.

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Objective: This study describes program implementation through a research-restaurant partnership and assesses participant satisfaction, program costs, and percent body weight changes.

Methods: Participants (n = 60) in a virtual synchronous (n = 43) or virtual asynchronous (n = 17) 12-week plant-based nutrition program received restaurant vouchers. Class satisfaction data were collected weekly.

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Background: African American adults are at increased risk for chronic diseases. Limited research exists regarding how the COVID-19 pandemic affected African American adults in behavioral interventions.

Objective: This study assessed how the early months of the COVID-19 pandemic, before vaccine availability and widespread testing, affected stress, nutrition, and exercise behaviors of African American adults participating in a dietary intervention study.

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Background: The US Dietary Guidelines (USDG) form the basis of nutrition guidelines, but the research informing the 3 USDG dietary patterns (Healthy US-Style [H-US], Mediterranean [Med], and vegetarian [Veg]) has been drawn largely from observational studies among White populations.

Objectives: The Dietary Guidelines 3 Diets study was a 3-arm, 12-wk randomly assigned intervention among African American (AA) adults at risk of type 2 diabetes mellitus that tested the 3 USDG dietary patterns.

Methods: The AAs (ages 18-65 y, BMI 25-49.

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Importance: More African American individuals die from cardiovascular disease (CVD) than any other chronic disease condition. Despite this disparity, African American individuals are underrepresented in nutrition and CVD interventions.

Objective: To compare the effects of an entirely plant-based (vegan) or low-fat omnivorous (omni) diet on change in body weight and lipids during a 2-year intervention.

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Introduction: The high rate of maternal mortality among Black women in the United States continues to gain attention; yet research has not yet fully illuminated the precursors to these events, most impactful among them being "maternal near misses." A maternal near miss occurs when a woman nearly dies but survives a complication that occurred during pregnancy, childbirth, or within 42 days of termination of pregnancy. Researchers have focused on reviewing patient medical records after sentinel maternal events to help determine major contributors to them; however, qualitative studies with near-miss survivors, especially among Black women, may be a more useful approach.

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Background: African American (AA) adults are disproportionately affected by cardiovascular disease risk factors. Many nutrition interventions aim to promote healthier eating to reduce cardiovascular disease incidences among participants. However, little is known about what influences individuals' nutrition self-efficacy while participating in these interventions.

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