| Course | RES 6531 Literature Review |
|---|---|
| Module | Module 5 |
| Paper type | Complete dissertation Chapter 2 |
| Length | 1,270 words, about 5 pages plus title and reference pages |
| Format | APA 7 student paper |
| School | American College of Education |
| Program | Ed.D. and DBA doctoral core |
| Updated | October 2026 |
Free sample paper for RES 6531 Module 5
Chapter 2: Literature Review on Promotora-Led Hypertension Self-Management for Hispanic Adults
Student Name
American College of Education
RES6531: Literature Review
Module 5 Assignment
Instructor Name
November 9, 2026
Introduction
Uncontrolled high blood pressure remains common among Hispanic adults in South Texas, and county health departments in the Lower Rio Grande Valley have turned to promotoras de salud, community health workers drawn from the neighborhoods they serve, to help residents manage it. Whether that approach brings readings down and leaves participants surer of their own ability to manage the condition is the question this study addresses. This chapter reviews the research that bears on it. It describes how the literature was located, presents social cognitive theory as the study's framework, summarizes what is known about hypertension among Hispanic adults and then synthesizes three themes: what these worker-led programs do to blood pressure, the mechanisms through which they may act and the conditions that sustain them. The chapter ends by stating the gap the study fills.
Literature Search Strategy
Sources were located in PubMed, CINAHL, PsycINFO and the Cochrane Library using three linked sets of terms for Hispanic adults, community health workers or promotoras and hypertension or self-management outcomes, supplemented by tracing references backward from two systematic reviews and forward through citing articles. U.S. studies of adults published from 2005 onward in English or Spanish qualified when community health workers carried at least some of the program and the paper reported results for Hispanic participants; foundational theory sources were added without date limits. Of 341 unique records, 28 studies met every criterion. The counts appear in a PRISMA-style flow diagram (Page et al., 2021), and the search will be repeated before the proposal defense.
Theoretical Framework
In social cognitive theory, conduct, personal factors and surroundings keep shaping one another. Its central construct for health is self-efficacy, confidence in one's own capacity to take the steps a goal demands, which Bandura (1977) argued develops from four sources: one's own successes, watching similar others succeed, encouragement from credible people and the interpretation of bodily and emotional signals. In later work on health promotion, Bandura (2004) placed self-efficacy among a small set of determinants, alongside knowledge, expected results, goals and the helps and hindrances people perceive, and argued that it shapes the others. Promotora programs supply each source of self-efficacy through home blood pressure monitoring, peer examples, encouragement from a trusted community member and help reading physical signs. The framework predicts that confidence in self-management is one pathway by which such programs lower blood pressure.
Hypertension Among Hispanic Adults
National data show that progress in controlling blood pressure has stalled. Among U.S. adults with hypertension, the proportion at goal climbed for more than a decade and then declined in the most recent survey periods studied (Muntner et al., 2020). Among Hispanic adults, a large multisite cohort documented gaps in awareness, treatment and control and found that these differed across Hispanic background groups, so that a single figure for all Hispanic adults conceals important variation (Sorlie et al., 2014). Most adults in the Valley are of Mexican heritage, and many face barriers that the national figures do not capture, including limited insurance, distance to care and the cost of medication.
Theme 1: Effects on Blood Pressure
Across reviews and single programs, readings generally move in the right direction when community health workers lead the work. A review focused on hypertension found improvements in control and in behaviors such as appointment keeping and medication taking (Brownstein et al., 2007), and a broader review of programs for vulnerable populations reached a similar conclusion while noting wide variation in program content (Kim et al., 2016). Hispanic participants of border and Colorado programs showed reductions in blood pressure or cardiovascular risk (de Heer et al., 2015; Krantz et al., 2013), and a randomized trial among Filipino Americans found better control in the intervention group (Ursua et al., 2018). The studies are firmer about whether readings fall than about by how much, because most Hispanic studies lacked comparison groups, used different outcome measures and followed participants for only a few months.
Theme 2: Mechanisms
The literature points to several channels through which these programs may act. Support for medication taking and access to care is the best documented: promotora models paired education with referrals and help using services (Balcazar et al., 2011), and a randomized trial of tailored community health worker support reduced hospital days for low-income patients even though disease control improved equally in both study arms (Kangovi et al., 2018). Cultural fit, ranging from translated materials to programs delivered by community members and built on community values (Kreuter et al., 2003), is a defining feature of promotora work but has not been isolated as a cause. Self-efficacy, which self-management research treats as a key mechanism (Lorig & Holman, 2003), was rarely measured in the community health worker studies. The mechanism the framework places at the center is therefore the one with the least direct evidence.
Theme 3: Implementation and Sustainability
Whether programs can deliver their benefits depends on how they are run. Variation in training, intensity and supervision helps explain differences in results across studies (Kim et al., 2016), and supportive, structured supervision has been named as one of the things these workers need in order to succeed inside clinics and hospitals (Brown et al., 2020). Funding is the most common threat. Many evaluated programs relied on grants, and little is known about what happened after the grants ended. The themes therefore pull against each other: the features associated with good outcomes, such as frequent contact and practical help with care, are the costliest to keep once a program depends on routine public health budgets.
Strength of the Evidence Overall
Before stating the gap, the chapter weighs the body of evidence as a whole. Its strengths are consistency and relevance: studies from different sponsors, regions and decades point the same way, and several come from border communities much like the Valley. Its weaknesses are design and measurement. Few Hispanic studies used comparison groups, outcome definitions varied as clinical thresholds changed, follow-up was short and the proposed mechanism was seldom measured. Publication bias is likely as well, since unsuccessful programs are less often reported. The evidence is therefore good enough to justify offering promotora programs but not good enough to say how much benefit a sustainably funded program in the Valley should be expected to deliver.
Gap in the Literature
The literature supports the likely benefit of community health worker programs, suggests how they may work and shows what threatens their continuation. What it has not done is test a promotora-led self-management program for Valley residents of Hispanic heritage against a comparison group while measuring self-efficacy alongside blood pressure. Without such a study, health departments in the region must rely on evidence from other places and stronger-funded programs, and researchers cannot say whether confidence in self-management lies on the path from program to outcome. The present study addresses that gap by comparing participants in a sustainably funded county program with a matched usual-care group on blood pressure and self-efficacy over six months.
Summary
This chapter traced the search that produced its sources, presented social cognitive theory and its account of self-efficacy as the study's framework and set the problem of blood pressure control among Hispanic adults in national and regional context. Three themes followed. Worker-led programs usually bring readings down, though the Hispanic evidence is mostly from uncontrolled designs. They likely work through adherence, access and cultural fit, while self-efficacy remains largely untested. And their benefits depend on training, supervision and funding that are hard to sustain. The gap that emerges is local, methodological and theoretical at once. Chapter 3 describes the design, sample, measures and procedures that will address it.
References
Balcazar, H., Alvarado, M., & Ortiz, G. (2011). Salud Para Su Corazon (Health for Your Heart) community health worker model. Journal of Ambulatory Care Management, 34(4), 362-372. https://doi.org/10.1097/JAC.0b013e31822cbd0b
Bandura, A. (1977). Self-efficacy: Toward a unifying theory of behavioral change. Psychological Review, 84(2), 191-215. https://doi.org/10.1037/0033-295X.84.2.191
Bandura, A. (2004). Health promotion by social cognitive means. Health Education & Behavior, 31(2), 143-164. https://doi.org/10.1177/1090198104263660
Brown, O., Kangovi, S., Wiggins, N., & Alvarado, C. S. (2020). Supervision strategies and community health worker effectiveness in health care settings. NAM Perspectives. https://doi.org/10.31478/202003c
Brownstein, J. N., Chowdhury, F. M., Norris, S. L., Horsley, T., Jack, L., Zhang, X., & Satterfield, D. (2007). Effectiveness of community health workers in the care of people with hypertension. American Journal of Preventive Medicine, 32(5), 435-447. https://doi.org/10.1016/j.amepre.2007.01.011
de Heer, H. D., Balcazar, H. G., Wise, S., Redelfs, A. H., Rosenthal, E. L., & Duarte, M. O. (2015). Improved cardiovascular risk among Hispanic border participants of the Mi Corazón Mi Comunidad promotores de salud model: The HEART II cohort intervention study 2009-2013. Frontiers in Public Health, 3, Article 149. https://doi.org/10.3389/fpubh.2015.00149
Kangovi, S., Mitra, N., Norton, L., Harte, R., Zhao, X., Carter, T., Grande, D., & Long, J. A. (2018). Effect of community health worker support on clinical outcomes of low-income patients across primary care facilities: A randomized clinical trial. JAMA Internal Medicine, 178(12), 1635-1643. https://doi.org/10.1001/jamainternmed.2018.4630
Kim, K., Choi, J. S., Choi, E., Nieman, C. L., Joo, J. H., Lin, F. R., Gitlin, L. N., & Han, H.-R. (2016). Effects of community-based health worker interventions to improve chronic disease management and care among vulnerable populations: A systematic review. American Journal of Public Health, 106(4), e3-e28. https://doi.org/10.2105/AJPH.2015.302987
Krantz, M. J., Coronel, S. M., Whitley, E. M., Dale, R., Yost, J., & Estacio, R. O. (2013). Effectiveness of a community health worker cardiovascular risk reduction program in public health and health care settings. American Journal of Public Health, 103(1), e19-e27. https://doi.org/10.2105/AJPH.2012.301068
Kreuter, M. W., Lukwago, S. N., Bucholtz, D. C., Clark, E. M., & Sanders-Thompson, V. (2003). Achieving cultural appropriateness in health promotion programs: Targeted and tailored approaches. Health Education & Behavior, 30(2), 133-146. https://doi.org/10.1177/1090198102251021
Lorig, K. R., & Holman, H. R. (2003). Self-management education: History, definition, outcomes, and mechanisms. Annals of Behavioral Medicine, 26(1), 1-7. https://doi.org/10.1207/S15324796ABM2601_01
Muntner, P., Hardy, S. T., Fine, L. J., Jaeger, B. C., Wozniak, G., Levitan, E. B., & Colantonio, L. D. (2020). Trends in blood pressure control among US adults with hypertension, 1999-2000 to 2017-2018. JAMA, 324(12), 1190-1200. https://doi.org/10.1001/jama.2020.14545
Page, M. J., McKenzie, J. E., Bossuyt, P. M., Boutron, I., Hoffmann, T. C., Mulrow, C. D., Shamseer, L., Tetzlaff, J. M., Akl, E. A., Brennan, S. E., Chou, R., Glanville, J., Grimshaw, J. M., Hróbjartsson, A., Lalu, M. M., Li, T., Loder, E. W., Mayo-Wilson, E., McDonald, S., ... Moher, D. (2021). The PRISMA 2020 statement: An updated guideline for reporting systematic reviews. BMJ, 372, n71. https://doi.org/10.1136/bmj.n71
Sorlie, P. D., Allison, M. A., Aviles-Santa, M. L., Cai, J., Daviglus, M. L., Howard, A. G., Kaplan, R., LaVange, L. M., Raij, L., Schneiderman, N., Wassertheil-Smoller, S., & Talavera, G. A. (2014). Prevalence of hypertension, awareness, treatment, and control in the Hispanic Community Health Study/Study of Latinos. American Journal of Hypertension, 27(6), 793-800. https://doi.org/10.1093/ajh/hpu003
Ursua, R. A., Aguilar, D. E., Wyatt, L. C., Trinh-Shevrin, C., Gamboa, L., Valdellon, P., Perrella, E. G., Dimaporo, M. Z., Nur, P. Q., Tandon, S. D., & Islam, N. S. (2018). A community health worker intervention to improve blood pressure among Filipino Americans with hypertension: A randomized controlled trial. Preventive Medicine Reports, 11, 42-48. https://doi.org/10.1016/j.pmedr.2018.05.002
The RES 6531 Module 5 assignment instructions
Expect the final RES 6531 assignment to ask for your entire literature review as a chapter. The usual parts are an introduction that restates the problem and purpose, a summary of the search strategy, the framework, any context or background the reader needs, your synthesized themes, the gap and a summary leading to Chapter 3. Faculty expect the earlier drafts to be revised, not stacked: repeated material cut, transitions added between sections and feedback addressed. Check that the gap at the end matches the problem at the start and that every source cited appears in the reference list. Some sections also ask for a short reflection on how the review changed your study.
How this RES 6531 Module 5 example is built
Nine sections build the sample chapter. A one-paragraph introduction sets the regional problem and previews the structure. The search strategy shrinks to a paragraph with its counts. The framework section compresses Bandura's sources of self-efficacy and health determinants into one argument linked to program activities. A context section places Hispanic blood pressure control within national trends and cohort data. Each of the three themes is condensed to a single dense paragraph that opens with a claim and ends with its limit. The gap names a local, methodological and theoretical shortfall at once, and the summary restates the findings before pointing to Chapter 3.
RES 6531 Module 5 rubric: what full marks look like
The complete chapter is graded as a unified piece of scholarship. Reviewers look for a logical flow from problem to framework to themes to gap, synthesis rather than summary in every themed section and critical evaluation of the evidence. The gap should follow from the reviewed literature and lead directly into the methodology. Currency and relevance of sources matter, with seminal works used for theory and recent studies for findings. Consistency of terms, smooth transitions, a clear summary and careful APA 7 formatting of headings, citations and references carry real weight at this stage, because the chapter is close to what a committee will read. A chapter that ends on a precise gap, stated in the same terms as the problem, scores best.
RES 6531 Module 5 help: mistakes that cost points
Assembling Chapter 2 is where repetition, gaps in logic and inconsistent terms tend to surface all at once. If your sections feel stitched together, or your chair's comments span several drafts, our writers can help you turn them into one chapter. Pass along your earlier sections, every round of comments and the final prompt, and we will return a unified Chapter 2 with transitions, a consistent framework thread, a sharpened gap and a summary that leads into your methodology. We have built literature reviews for public health, nursing education and business dissertations at ACE. A coherent chapter here makes the proposal defense far smoother.
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More RES 6531 and Ed.D. and DBA doctoral core sample papers
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- RES 6531 Module 3: Synthesized Chapter 2 Theme
- RES 6531 Module 4: Further Themes and Gap Statement
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RES 6531 Module 5 questions, answered
What does RES6531 Module 5 usually ask for?
The final RES6531 module commonly asks for the complete Chapter 2, assembled from your earlier sections, revised for consistency and closed with a summary that leads into Chapter 3.
What sections does a dissertation Chapter 2 include?
Typically an introduction, the literature search strategy, the theoretical or conceptual framework, background or context, several synthesized themes, a statement of the gap and a chapter summary.
How should the Chapter 2 summary end?
By restating the gap briefly and pointing to Chapter 3, so the reader sees that the methodology is designed to address what the literature left open.
Where can I find a free RES 6531 Module 5 sample paper?
This page carries a whole Chapter 2: promotora hypertension programs for Hispanic adults, from the search and framework through three themes, the gap and a summary with fifteen sources.
How long is a dissertation literature review?
Full dissertation reviews often run 30 pages or more; course versions are shorter. Cover each theme well enough to support your gap rather than aiming for a page count.