Cigarette dependence questionnaire: development and psychometric testing with male smokers
Chih-Ling Huang1, Hsi-Hui Lin, Hsiu-Hung Wang
1Department of Nursing, Chang Jung Christian University, Tainan, Taiwan.
Journal of Advanced Nursing
|August 21, 2010
Summary
A new Cigarette Dependence Questionnaire (CDQ) was developed and validated for adult male smokers. The CDQ demonstrated strong reliability and validity, making it a useful tool for smoking cessation interventions.
Area of Science:
- Addiction Research
- Psychometric Validation
- Tobacco Control
Background:
- Existing Fagerstrom questionnaires lack theoretical grounding for cigarette dependence assessment.
- A theory-based approach is crucial for developing valid and reliable dependence measures.
- This study addresses the need for a theoretically derived instrument.
Purpose of the Study:
- To develop and test a theoretically derived Cigarette Dependence Questionnaire (CDQ) for adult male smokers.
- To establish the psychometric properties of the new questionnaire.
- To provide a tool for assessing cigarette dependence to guide smoking cessation interventions.
Main Methods:
- An initial pool of 103 items was refined through item analysis with 109 adult male smokers.
- Psychometric properties were evaluated in 256 respondents, including saliva cotinine analysis.
- Criterion validity, construct validity, and reliability (Cronbach's alpha, test-retest) were assessed.
Main Results:
- A 30-item, seven-perspective Cigarette Dependence Questionnaire was finalized.
- Factor analysis identified a single factor named 'cigarette dependence' explaining 44.9% of variance.
- The CDQ showed significant correlation with saliva cotinine (r=0.21, P=0.01), high reliability (Cronbach's alpha=0.95), and test-retest stability (ICC=0.92).
Conclusions:
- The developed Cigarette Dependence Questionnaire exhibits robust reliability and validity.
- The CDQ is suitable for use by healthcare professionals, such as nurses, in assessing cigarette dependence.
- This validated tool can inform the development of targeted smoking cessation interventions.
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