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Research Design and Implementation Checklist: Primary Research
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Brion MJ, Ness AR et al, 2008
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Calabrese EJ, Tuthill RW et al, 1985
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Cooper R, van Horn L et al, 1984
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Ellison RC, Capper AL et al, 1989
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Geleijnse JM, Grobbee DE et al, 1990
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Geleijnse JM, Hofman A et al, 1997
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Gillum RF, Elmer PJ et al, 1981
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Hofman A, Hazebroek A et al, 1983
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Howe PR, Cobiac L et al, 1991
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Howe PR, Jureidini KF et al, 1985
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Lucas A, Morley R et al, 1988
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Myers JB, 1989
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Palacios C, Wigertz K et al, 2004
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Pomeranz A, Dolfin T et al, 2002
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Sinaiko A, Gomez-Marin O et al, 1993
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Smith RE, Kok A et al, 1995
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Trevisan M, Cooper R et al, 1981
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Tuthill RW and Calabrese EJ, 1985
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Whitten CF and Stewart RA, 1980
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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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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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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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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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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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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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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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Yes
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Yes
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???
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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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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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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? |
???
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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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No
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No
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???
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???
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???
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???
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???
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No
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Yes
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No
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3. Were study groups comparable? |
N/A
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No
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No
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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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???
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No
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???
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No
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???
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N/A
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Yes
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???
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Yes
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???
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4. Was method of handling withdrawals described? |
Yes
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No
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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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No
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Yes
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No
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No
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???
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No
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N/A
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???
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???
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Yes
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No
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5. Was blinding used to prevent introduction of bias? |
Yes
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Yes
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No
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Yes
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No
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Yes
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No
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Yes
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Yes
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???
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No
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Yes
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Yes
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No
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Yes
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No
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No
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Yes
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???
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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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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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No
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???
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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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7. Were outcomes clearly defined and the measurements valid and reliable? |
???
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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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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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No
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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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No
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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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Yes
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N/A
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???
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No
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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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9. Are conclusions supported by results with biases and limitations taken into consideration? |
Yes
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No
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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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N/A
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Yes
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No
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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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???
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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? |
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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Yes
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N/A
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Yes
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No
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Yes
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Yes
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???
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Yes
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???
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Yes
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Yes
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No
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