Problem
Article: "The relationship of work, self-care, and quality of life in a sample of older working adults with cardiovascular disease"
1. Is this a quantitative or qualitative study?
2. What is the purpose of citing sources related to the prevalence of cardiovascular disease as done by this author?
3. What were sources cited to support differences in adherence behaviors across demographic groups?
4. What theoretical source did the authors cite to support this study?
5. Depression was measured by the Patient Health Questionnaire (PHQ). What source was cited to support the specificity of the instrument?