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Research Design and Implementation Checklist: Primary Research
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Bar-Oz B, Koren G et al, 2008
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Dietrich M, Brown C et al, 2005
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Dowd JB and Aiello AE, 2008
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Felkner M, Suarez L et al, 2002
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Ganji V and Kafai MR, 2006
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Jacques PF, Selhub J et al, 1999
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Kalmbach RD, Choumenkovitch SF et al, 2008
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Pfeiffer CM, Johnson CL et al, 2007
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Quinlivan E and Gregory J, 2007
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Ray JG, Vermeulen MJ et al, 2002
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Shuaibi A, House J et al, 2008
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| Overall Quality Rating |
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Relevance Questions
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1. Would implementing the studied intervention or procedure (if found successful) result in improved outcomes for the patients/clients/population group? (Not Applicable for some epidemiological studies) |
N/A
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N/A
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Yes
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Yes
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Yes
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N/A
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Yes
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Yes
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N/A
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Yes
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Yes
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2. Did the authors study an outcome (dependent variable) or topic that the patients/clients/population group would care about? |
Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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3. Is the focus of the intervention or procedure (independent variable) or topic of study a common issue of concern to nutrition or dietetics practice? |
Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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4. Is the intervention or procedure feasible? (NA for some epidemiological studies) |
N/A
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N/A
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Yes
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Yes
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Yes
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N/A
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Yes
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Yes
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N/A
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Yes
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Yes
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Validity Questions
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1. Was the research question clearly stated? |
Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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2. Was the selection of study subjects/patients free from bias? |
Yes
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Yes
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Yes
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???
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Yes
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Yes
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Yes
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Yes
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Yes
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???
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???
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3. Were study groups comparable? |
???
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???
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???
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N/A
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???
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Yes
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Yes
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N/A
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???
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???
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N/A
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4. Was method of handling withdrawals described? |
Yes
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Yes
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???
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???
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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???
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5. Was blinding used to prevent introduction of bias? |
Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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6. Were intervention/therapeutic regimens/exposure factor or procedure and any comparison(s) described in detail? Were interveningfactors described? |
Yes
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Yes
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Yes
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???
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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???
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7. Were outcomes clearly defined and the measurements valid and reliable? |
Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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8. Was the statistical analysis appropriate for the study design and type of outcome indicators? |
Yes
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Yes
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Yes
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No
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Yes
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Yes
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Yes
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Yes
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???
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Yes
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Yes
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9. Are conclusions supported by results with biases and limitations taken into consideration? |
Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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10. Is bias due to study’s funding or sponsorship unlikely? |
???
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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Yes
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