Theoretical concepts defined and related to the research

• Are the theoretical concepts defined and related to the research?
• Does the research draw solely on nursing theory or does it draw on theory from other disciplines?
• Is a theoretical framework stated in this research piece?
• If not, suggest one that might be suitable for the study.
Variables/Hypotheses/Questions/Assumptions (Quantitative)
• What are the independent and dependent variables in this study?
• Are the operational definitions of the variables given? If so, are they concrete and measurable?
• Is the research question or the hypothesis stated? What is it?