| Course | HLTH 6483 Principles of Public Health and Epidemiology |
|---|---|
| Module | Module 5 |
| Paper type | Program evaluation |
| Length | 1,220 words, about 4 pages plus title and reference pages |
| Format | APA 7 student paper |
| School | American College of Education |
| Program | Ed.S. in Public Health Education |
| Updated | September 2026 |
Free sample paper for HLTH 6483 Module 5
Signs at the Boat Launch, Warnings on the Menu: Evaluating a County Summer Vibrio Awareness Program With Surveillance and Survey Data
Student Name
American College of Education
HLTH6483: Principles of Public Health and Epidemiology
Module 5 Assignment
Instructor Name
October 12, 2026
Introduction
In 2023, after two warm summers and rising vibriosis, the health department in a composite Gulf coast county launched a summer Vibrio awareness program. Earlier modules showed that the heaviest risk falls on people over 50, those with liver disease and those who work on the water, that warm water drives infections and that outbreak investigations have found harm even where oysters met existing standards. The program aimed to reduce severe illness through warnings and faster care rather than to change the oyster supply. This paper evaluates its first three summers, 2023 through 2025, using the CDC's framework for program evaluation and the data available to the county, and compares its approach with a regulatory program that has been evaluated elsewhere.
Evaluation Framework
The CDC's 1999 framework asks evaluators to involve stakeholders, set out what the program is, choose a focus, collect believable evidence, draw justified conclusions and put the findings to use, while meeting standards of usefulness, practicality, propriety and accuracy (Centers for Disease Control and Prevention, 1999). Stakeholders for this evaluation included the health department, two hospital emergency departments, the hepatology clinic at the regional medical center, the oyster bar association, the fishing cooperative and a Vietnamese American community organization. They agreed that the evaluation should answer three questions: Was the program delivered as planned? Did high-risk residents become more aware? Did severe outcomes change?
Program Description
The program had four components. First, warning signs in English, Spanish and Vietnamese at 42 boat launches, piers and beaches, advising people with wounds or liver disease to avoid warm brackish water. Second, a voluntary menu advisory for raw bar restaurants stating that raw oysters can cause serious illness in people with liver disease, diabetes or weak immune systems. Third, alerts each May to emergency departments, urgent care clinics and primary care practices urging early antibiotics and Vibrio cultures for patients with seawater-exposed wounds or raw oyster exposure. Fourth, outreach through the hepatology clinic and the fishing cooperative, including wallet cards and short talks at dock meetings. The program cost about $38,000 a year, mostly staff time and printing.
Process Evaluation
Process data show the program was largely delivered. All 42 signs were posted each summer, although field checks found 9 damaged or missing by August 2024 and replacements were slow. The menu advisory was adopted by 61% of the county's 54 raw bar restaurants by 2025, but mostly in small print. Clinician alerts reached every hospital and urgent care center, and the hepatology clinic distributed about 1,100 wallet cards. Outreach at docks reached an estimated 400 workers each summer, with Vietnamese-language sessions added in 2024 after the community organization noted that the first year's materials were in English and Spanish only.
Awareness Among High-Risk Residents
The hepatology clinic surveyed patients each spring before the program and each fall after the season. The share of patients who knew that raw oysters could cause a life-threatening infection in people with liver disease rose from 34% in spring 2023 to 58% in fall 2025, and the share who reported eating raw oysters in the past summer fell from 22% to 14%. These changes are encouraging, but the surveys sampled different patients each time, response rates were modest, and patients who attend clinic regularly may differ from those at greatest risk.
Time to Care
The program's clinical aim was faster treatment of wound infections, since delay worsens outcomes. Among patients with Vibrio wound infections, the median time from exposure to first medical care fell from 2.8 days in 2020 through 2022 to 1.9 days in 2023 through 2025, and the share receiving an appropriate antibiotic on the first visit rose from 48% to 71%. Case numbers are small, 22 wound cases before and 29 after, so these changes are uncertain, but they point in the direction the program intended.
Cases and Deaths
Case counts did not fall. The county recorded 44 cases in 2020 through 2022 and 58 in 2023 through 2025, with the later period including two of the warmest summers on record locally. Deaths from V. vulnificus numbered 4 before and 3 after. Counting cases alone would suggest the program failed, but in warmer years the relevant question is whether things were worse than they would have been, and that requires a comparison the county does not yet have. Rising counts are consistent with the warming trend examined in Module 4 and with the northward spread of wound infections reported nationally (Archer et al., 2023), and with the program's design, which aimed at severity rather than exposure.
A Comparison Program: Regulation
Evidence from elsewhere shows what a stronger intervention can achieve for one route of exposure. In April 2003, California restricted the sale of raw oysters harvested from the Gulf of Mexico between April and October unless they were processed to reduce V. vulnificus to undetectable levels. Reported V. vulnificus illnesses in California with sole exposure to raw oysters fell from 0 to 6 cases a year, and deaths from 0 to 5 a year, during 1991 through 2002 to none during 2003 through 2010, while similar cases and deaths in other states rose slightly (Vugia et al., 2013). Education-only approaches like the county's awareness program cannot match that effect for foodborne infection, though they remain the main option for wound infections, which no oyster rule can prevent.
Strengthening the Next Evaluation
The evaluation's weaknesses suggest how to do better. A comparison is the most important addition: two neighboring coastal counties without an awareness program could provide case, severity and time-to-care data for the same summers, so that warm-year effects shared across the coast can be separated from program effects. Water temperature and salinity readings could be added to a simple regression of weekly cases, adjusting for conditions the program cannot control. The awareness survey should follow the same patients from spring to fall rather than sampling new patients each time, and it should include water workers recruited through the cooperative, not only clinic patients. Finally, the clinician alerts could be tested more directly by reviewing emergency department records for wound cases before and after each May alert. These steps are modest in cost and would let the next evaluation say more about whether the program changes outcomes.
Justifying Conclusions
Judged against the framework's standards, the evidence supports three conclusions. The program was largely delivered as planned, with gaps in sign maintenance and language access that were partly corrected. Awareness among high-risk clinic patients and treatment speed for wound infections improved, though weak designs limit confidence. The program's effect on cases and deaths cannot be determined from before-and-after counts during warmer summers. The evaluation does not support claiming that the program prevented illness, but it supports continuing and strengthening it, particularly the clinician alerts, which have the clearest link to outcomes.
Conclusion
In sum, the county's summer Vibrio awareness program reached its intended audiences, improved awareness among people with liver disease and may have sped care for wound infections, but its effect on cases and deaths is unknown. For foodborne V. vulnificus infections, California's regulation shows that controlling the product achieves what warnings cannot. Module 6 will combine the evidence from the whole course into a research-based recommendation.
References
Archer, E. J., Baker-Austin, C., Osborn, T. J., Jones, N. R., Martínez-Urtaza, J., Trinanes, J., Oliver, J. D., González, F. J. C., & Lake, I. R. (2023). Climate warming and increasing Vibrio vulnificus infections in North America. Scientific Reports, 13, Article 3893. https://doi.org/10.1038/s41598-023-28247-2
Centers for Disease Control and Prevention. (1999). Framework for program evaluation in public health. MMWR Recommendations and Reports, 48(RR-11), 1-40.
Vugia, D. J., Tabnak, F., Newton, A. E., Hernandez, M., & Griffin, P. M. (2013). Impact of 2003 state regulation on raw oyster-associated Vibrio vulnificus illnesses and deaths, California, USA. Emerging Infectious Diseases, 19(8), 1276-1280. https://doi.org/10.3201/eid1908.121861
The HLTH 6483 Module 5 assignment instructions
The fifth HLTH 6483 module frequently asks you to evaluate a community health program using data. Prompts usually want the program described in enough detail to evaluate, an evaluation framework or design, process and outcome measures, analysis of the available data, a judgment about what can and cannot be concluded and recommendations. Real programs rarely have randomized comparisons, so strong papers explain what the design allows, what alternative explanations remain and how much weight each finding can bear. A comparison with evidence from a similar program elsewhere can put local findings in context. Keep the program connected to the issue and populations from earlier modules, and suggest how a future evaluation could be stronger.
How the HLTH 6483 Module 5 example is put together
An introduction explains why the program was launched and what it aimed to do. A framework section names the six steps and the stakeholders' three questions. The program's four components are described, and process data show what was delivered, how well and where gaps appeared. Sections on awareness, time to care and cases and deaths report the data with their limits, including small numbers and changing samples. A comparison section reports a regulatory program's evaluated results, A section proposes how the next evaluation could be strengthened with comparison counties and linked water data, and a section justifies three conclusions against the framework's standards before the conclusion.
Reading the HLTH 6483 Module 5 rubric
Graders look at three things in an evaluation: whether a recognized framework structures it, whether the evidence suits each question and whether the conclusions stay honest. Rubrics tend to reward papers that distinguish process from outcome, use data appropriate to each question, recognize the limits of before-and-after designs and avoid claiming effects the data cannot support. Considering alternative explanations, such as warmer years, and comparing with evidence from other settings show specialist-level judgment. Recommendations should follow from the findings and match the strength of the evidence behind them. APA 7 citations for the evaluation framework and comparison studies complete the paper. Proposing a stronger design for the next round shows the evaluation is meant to be used, not filed.
Common HLTH 6483 Module 5 mistakes, and how to avoid them
Evaluation papers often declare a program successful because it was delivered. If you need help choosing an evaluation framework, separating process from outcome measures or explaining what your data can and cannot show, a writer can take this on. Describe the program and the data available and include the prompt, and a Module 5 evaluation will then be prepared that asks the right questions and reaches conclusions the evidence supports. If your instructor specifies a model such as RE-AIM or a logic model, the evaluation will use it and explain each part. We can also help you design a comparison that would strengthen future evaluations of the same program.
Write yours, or have the desk draft it
This paper is an original model document written by our desk, not a submitted student paper and not an official American College of Education document. Read it for the moves, then write your own to the instructions in your classroom. If you want one built to your exact prompt and rubric, the first custom sample is free and arrives in 24 to 48 hours.
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HLTH 6483 Module 5 questions, answered
What does HLTH6483 Module 5 usually ask for?
Evaluating a real community health program with data is a common Module 5 task in HLTH6483, covering how it was delivered, what changed and what can be concluded.
What are the steps of the CDC evaluation framework?
Engage stakeholders, describe the program, focus the design, gather credible evidence, justify conclusions and ensure use and share lessons learned.
Why can't case counts alone show whether a program worked?
Because other factors, such as warmer years or better testing, can change counts; a comparison group or adjustment is needed to estimate what would have happened without the program.
Where can I find a free HLTH 6483 Module 5 sample paper?
You can read the complete Module 5 evaluation here: a Gulf coast county's summer Vibrio awareness program judged with process data, an awareness survey, time to care and case counts.
What did California's 2003 oyster regulation achieve?
Reported raw oyster-associated Vibrio vulnificus illnesses and deaths in California fell to none during 2003 through 2010, while similar cases in other states rose slightly.