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Cognitive interviewing: verbal data in the design and pretesting of questionnaires
1School of Nursing and Midwifery, University College Dublin, Dublin, Ireland. jonathan.drennan@ucd.ie
Journal of Advanced Nursing
|March 19, 2003
Summary
Cognitive interviewing helps identify problematic questionnaire questions before field use. This method, combining cognitive psychology and survey methodology, enhances data quality and response rates by understanding respondent perspectives.
Area of Science:
- Survey Methodology
- Cognitive Psychology
Background:
- Effective questionnaire design requires clear, unambiguous wording for respondent comprehension.
- Challenges in respondent understanding and questionnaire completion have been identified.
- Cognitive interviewing integrates cognitive psychology and survey methodology to address these issues.
Purpose of the Study:
- To discuss common problems in questionnaire responses.
- To explore the application of cognitive interviewing in identifying problematic questions.
- To improve questionnaire quality before field deployment.
Main Methods:
- A literature review was conducted.
- The review examined questionnaire design processes.
- The study analyzed the role of cognitive interviewing in reducing error and increasing response rates.
Main Results:
- Cognitive interviewing involves respondents thinking aloud to reveal their interpretation of questions.
- This technique provides insight into the respondent's perspective, aiding in the identification of potential response errors.
- Cognitive interviews have proven effective in pretesting and validating health care research questionnaires, especially for specific age groups.
Conclusions:
- Cognitive interviews are a valuable addition to questionnaire pretesting methods.
- They are particularly useful for complex, sensitive, or intrusive questions.
- This approach is beneficial for specific populations facing difficulties with questionnaire completion.