A study evaluation framework for measuring cognition. Lessons learned in cross-national contexts from four English-speaking aging cohorts
2024

Framework for Measuring Cognition in Aging Studies

Sample size: 60 publication 10 minutes Evidence: moderate

Author Information

Author(s): Hayat Shabina, Assaad Sarah, Brayne Carol, Ahmed Nasrin, Steptoe Andrew

Primary Institution: University College London

Hypothesis

How can we improve the evaluation and implementation of the Harmonized Cognitive Assessment Protocol (HCAP) across different countries?

Conclusion

The study presents a framework to enhance data quality and comparability in cognitive assessments across aging studies.

Supporting Evidence

  • The study identified 60 factors that impact the implementation of cognitive assessments.
  • Fieldwork management and monitoring are crucial for data quality.
  • Public and participant involvement can enhance study design and implementation.
  • Different organizational models can affect the effectiveness of data collection.

Takeaway

This study helps researchers understand how to better compare brain health data from older people in different countries.

Methodology

A mixed-methods approach was used, including literature review, online questionnaires, and qualitative interviews.

Potential Biases

Variability in implementation and management could lead to biased results.

Limitations

Differences in study waves and organizational structures made comparisons challenging.

Participant Demographics

Participants were older adults aged 65 and above from four English-speaking studies.

Digital Object Identifier (DOI)

10.21203/rs.3.rs-5574616

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication