Research article
Extending an evidence hierarchy to include topics other than treatment: revising the Australian 'levels of evidence'
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* Corresponding author: Tracy Merlin tracy.merlin@adelaide.edu.au
1 Adelaide Health Technology Assessment (AHTA), Discipline of Public Health, University of Adelaide, Adelaide, South Australia, Australia
2 Health Technology Analysts, Balmain, New South Wales, Australia
3 Discipline of Obstetrics and Gynaecology, University of Adelaide, Adelaide, South Australia, Australia
BMC Medical Research Methodology 2009, 9:34 doi:10.1186/1471-2288-9-34
Published: 11 June 2009Additional files
Additional file 1:
Additional File 1NHMRC Evidence Hierarchy: designations of 'levels of evidence' according to type of research question (including explanatory notes). Revised NHMRC evidence hierarchy and explanatory notes.
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Additional file 2:
Additional File 2Study design glossary (alphabetic order). Description of study designs included in the revised NHMRC evidence hierarchy.
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