Correct Answer: B

Rationale: The correct answer is B, 'Self-efficacy.' In the Health Belief Model, self-efficacy refers to a person's belief in their capacity to execute behaviors necessary to achieve specific goals or outcomes. In this scenario, the client's statement reflects a lack of confidence in their ability to successfully quit smoking, indicating low self-efficacy. By addressing and enhancing the client's self-efficacy, the public health RN can help empower the client to take steps towards successful smoking cessation.

Correct Answer: A

Rationale: Epidemiologic data are valuable in the planning phase of community assessment as they provide insights into the distribution of health and illness within a population. By analyzing these patterns and trends, healthcare professionals can better understand the health needs of the community and tailor interventions accordingly. This information serves as a foundation for identifying priority areas and developing effective strategies to address health issues.

Correct Answer: B

Rationale: Selecting option B is the correct choice as all the mentioned strategies in options A, C, and D are valid and useful methods for collecting data during a community assessment. Using a library database for a literature review, conducting surveys or questionnaires to gather information from community members, and reading government documents to identify existing data are essential approaches in assessing a community comprehensively.

Correct Answer: C

Rationale: Access to health care services plays a significant role in influencing health disparities as it determines individuals' ability to access necessary medical care and services. Disparities in access to healthcare can lead to differences in health outcomes and contribute to overall health disparities within populations.

Correct Answer: B

Rationale: Vital statistics are records of births, deaths, and marriages. They provide crucial data that help in understanding population dynamics, growth, and reduction trends within a community. By analyzing vital statistics, community health nurses can identify health needs, plan interventions, and allocate resources effectively to address the specific health challenges of the population.