Research Question Frameworks

Exploring the PCC Framework for Scoping Review Research Questions | A Comprehensive Guide to Systematic Reviews for Population Health Approach

Understanding the PCC Framework in Systematic Reviews

What is the PCC Framework and Why is it Essential?

  • PCC Framework stands for Population, Concept, and Context, an essential tool for structuring scoping reviews and systematic reviews in health research.
  • The PCC framework is critical in qualitative research, particularly for health promotion and addressing social determinants of health.
  • Unlike the traditional PICO framework, which focuses on Population, Intervention, Comparison, and Outcome, the PCC tool is specifically designed for questions in qualitative research and population health.
  • The PCC framework enables researchers to define phenomena of interest, ensuring clarity when developing research questions.
  • By using the PCC framework, health services can improve health system performance and aid in creating better health policy informed by evidence-based practice.

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The Role of the PCC Framework in Formulating Research Questions

  • The PCC framework helps structure research questions by clarifying the population or patient, the conceptual framework of the study, and the context in which the research is conducted.
  • It focuses on health information related to specific determinants of health and ensures that the research team considers all the variables of health status and health promotion.
  • In scoping reviews, the PCC framework is useful for identifying research gaps by addressing the key components like population health, health approach, and geographic location.
  • It is particularly valuable for studies related to public health and provides a solid foundation for the synthesis of grey literature, enabling comprehensive inclusion criteria for systematic reviews.
  • The PCC framework can guide search strategies by assisting in choosing relevant search terms that align with the review’s focus on social determinants of health and health services research.

Practical Tips for Applying the PCC Framework to Scoping Reviews

  • Define the Population: Start by clearly identifying the population or patient group being studied. This is a crucial step in health research, ensuring the research is relevant to the target group.
  • Clarify the Concept: Specify the concept or health issue under investigation, ensuring alignment with existing models and frameworks. Whether it’s a qualitative study or focusing on determinants of health, a well-defined concept strengthens the review’s focus.
  • Set the Context: In the PCC framework, context includes the geographical location, health service settings, and socio-cultural factors. This helps refine review questions and supports the inclusion of diverse populations.
  • Develop Inclusion Criteria: Use the PCC tool to develop inclusion and exclusion criteria, helping to ensure consistency across studies included in the scoping review. This will also streamline the process of assessing evidence-based practice.
  • Consult Reporting Standards: Adhere to reporting items for systematic reviews such as the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA), ensuring transparency in the review process.
  • Use Open Access Articles: Ensure that the studies included are published under Creative Commons or open access article licenses, promoting greater accessibility and transparency for the research community.

Comparison Between PIO, PEO, and PCC Frameworks

AspectPIO FrameworkPEO FrameworkPCC Framework
FocusPopulation, Intervention, OutcomePopulation, Exposure, OutcomePopulation, Concept, Context
Research TypeQuantitative (Intervention-focused)Qualitative (Exposure-focused)Qualitative (Scoping reviews and exploratory)
Primary UseStudies measuring intervention effectsStudies exploring the relationship between exposures and outcomesStudies mapping concepts, populations, and contexts in health
Application in Scoping ReviewsLess commonly usedUsed in qualitative scoping reviewsDesigned for scoping reviews and qualitative research
Key VariablesIntervention effectiveness, Outcome measuresExposures (social, environmental, etc.), OutcomeConcept (health issue), Population, Context
Best Suited ForIntervention impact studies, Randomized controlled trials (RCTs)Qualitative studies, Observational studiesExploratory studies, Health policy research
Comparison Table: PIO, PEO, and PCC Frameworks

By incorporating the PCC framework, you can effectively guide the scoping review process, ensuring that all necessary aspects of the review are considered and that findings contribute meaningfully to health research and policy development.

Get Quick Access to Other Key Research Question Frameworks Below

Applying the PCC Framework to Population Health Research

Using the PCC Framework to Define Population Health Research Questions

  • The PCC framework is essential for defining population health research questions, as it helps clarify key components of the study: Population, Concept, and Context.
  • Population: Identify the target group or population affected by the health issue, which can include age, ethnicity, or geographic location.
  • Concept: The health risk or health status being studied. This can be a disease, health outcome, or intervention.
  • Context: Defines the health and human services settings or environmental factors that influence health outcomes, such as cultural factors or geographic location.
  • The PCC framework helps in formulating a research question for a scoping review, ensuring that all aspects of population health are addressed within the review’s scope.
  • By applying the PCC framework, researchers can focus on evidence-based practice, aligning their questions with existing health sciences and the World Health Organization guidelines.

Impact of the PCC Framework on Public Health Studies

  • The PCC framework significantly enhances the quality of public health research by ensuring that research questions are comprehensive and targeted.
  • It provides a structured approach to designing studies that consider the impact of public health on populations, which is essential for improving health system delivery.
  • Using the PCC framework, researchers can better assess health services research, including primary health care and care approaches that influence health risk factors in different populations.
  • The PCC framework helps in developing inclusive protocols for a scoping review, making the review process more transparent and comprehensive.
  • This framework allows for the inclusion of studies under open access articles distributed under Creative Commons, increasing accessibility to relevant public health research.
The PCC Framework

Case Studies: How the PCC Framework Shapes Research Approaches in Population Health

  • Case Study 1: A Study on Health Promotion in Rural Areas
    • Using the PCC framework, researchers focused on population health in rural communities. The concept involved health promotion strategies to improve health risk among underserved populations.
    • The context included cultural factors and health and human services available in rural areas.
    • This approach, guided by the PCC tool, helped researchers create a focused systematic review that identified effective strategies for improving health in rural settings.
  • Case Study 2: Examining the Effect of Socioeconomic Status on Health Disparities
    • Researchers applied the PCC framework to study the impact of public health policies on individuals with varying socioeconomic backgrounds.
    • The concept involved analysing social determinants of health, and the context included geographic location, focusing on urban versus rural health disparities.
    • This study demonstrated how the PCC tool helps define research questions that are critical for understanding and addressing health inequalities.
  • Case Study 3: Evaluating Health Systems in Low-Income Countries
    • The PCC framework was used to study the health system performance in countries with limited healthcare resources. The population involved individuals in low-income countries, while the concept focused on delivery of health services.
    • Researchers used the PCC framework to examine medical research on health infrastructure and service delivery, helping improve healthcare access in underdeveloped regions.

By applying the PCC framework, these case studies highlight how the framework shapes research approaches, making it easier to design studies that are aligned with the World Health Organization goals and evidence-based practice.

Here are important examples of research questions formulated using the PCC framework.

Question TypePatient or ProblemConceptContext
TherapyElderly patients with dementiaCognitive behavioural therapy (CBT)Nursing homes in urban settings
PCC Question: In elderly patients with dementia, does cognitive behavioural therapy improve memory and cognitive function in nursing homes compared to standard care?
DiagnosisAdolescents with chronic migrainesDiagnostic imaging (e.g., MRI)General hospitals in rural areas
PCC Question: In adolescents with chronic migraines, does diagnostic imaging (MRI) provide more accurate diagnosis compared to standard clinical evaluation in rural settings?
PrognosisStroke survivors with aphasiaSpeech therapy interventionsRehabilitation centres
PCC Question: In stroke survivors with aphasia, does speech therapy improve recovery in communication abilities compared to routine rehabilitation in rehabilitation centres?
Etiology or HarmHeavy drinkersLiver function tests (e.g., ALT, AST)Urban outpatient clinics
PCC Question: In heavy drinkers, do liver function tests predict liver damage compared to non-drinkers in outpatient clinics?
PreventionChildren with obesityExercise and diet interventionsSchools and community centres
PCC Question: In children with obesity, does a combined exercise and diet intervention reduce BMI and improve fitness levels in schools compared to no intervention in community centres?
Examples of Research Questions Formulated Using the PCC Framework

Best Practices for Integrating the PCC Framework into Your Research Design

Developing Effective Question Frameworks Using the PCC Framework

  • The PCC framework helps structure research questions by focusing on three key components: Population, Concept, and Context.
  • Population: Define the population or target group, ensuring clarity about the group’s characteristics, such as age, ethnicity, or socioeconomic status.
  • Concept: Identify the core concept examined within the study, which could include a health issue, behaviour, or intervention.
  • Context: Consider the context, such as health systems, geographic location, and health service settings, which are integral to the research question.
  • The PCC tool provides a systematic approach for developing clear, comprehensive research question frameworks, ensuring that all relevant factors are addressed.

Combining the PCC Framework with Other Conceptual Frameworks

  • The PCC framework can be combined with other conceptual frameworks like PICO, JBI, and others to create a more nuanced research design.
  • The PCC framework is especially useful when dealing with qualitative research or studies in population health, where PICO may be too rigid.
  • For instance, PICO focuses on interventions and comparisons, while the PCC framework allows for a more flexible approach that considers the social determinants of health and the broader health system performance.
  • Frameworks available, such as theoretical or conceptual frameworks, can help refine the research question framework when combined with the PCC framework for a more comprehensive analysis.

Evaluating and Refining Your Research Question Framework with the PCC Model

  • After developing the research question framework using the PCC framework, it is important to evaluate and refine the framework to ensure it is focused and aligned with the study’s objectives.
  • Regularly assess whether the core concept examined in the PCC tool is relevant to the research aims and that the context of the study is appropriately captured.
  • Consider the evidence-based practice guidelines and reference lists to ensure the framework includes the most relevant health research and literature.
  • During critical review, it is helpful to assess whether the PCC framework captures all necessary terms of the creative commons, inclusion criteria, and aligns with existing frameworks.
  • Make use of resources like JBI and BMC Health to refine and ensure that your research question framework is comprehensive and accurate.

By integrating the PCC framework effectively, researchers can ensure their studies are well-defined, inclusive of all key components, and aligned with global health policy and practice.

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About Dr. Queen Audrey, Academic Writing Specialist

Dr. Queen Audrey, Academic Writing Specialist at Systematic Literature Reviews, provides expert guidance in research structuring and writing. She assists students in developing systematic reviews, refining arguments, and maintaining strict APA and Harvard standards. Her mentorship ensures clarity, originality, and examiner-ready work, making her a trusted partner in postgraduate academic success.