Help with level of evidence

  1. 0
    Hi, please can someone tell me how I work out the level of evidence of an article using the NHMRC level of evidence.

    So what level of evidence would these three articles be

    http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2881986/

    http://onlinelibrary.wiley.com/doi/1....pub2/abstract

    http://onlinelibrary.wiley.com/doi/1...5328.pub2/full
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  4. 3 Comments so far...

  5. 0
    We love helping with homework but we need your input first. Tell us what you think and start the dialog and we will chime in!
  6. 0
    Thanks, but I'm new to this and really don't understand how I work it out. Do you know of any sites that can help me with working this out.
  7. 0
    Right.....well....what does your school tell you about ranking medical information? I am from the US and I found these resources on Google.

    http://www.nhmrc.gov.au/_files_nhmrc...ments/cp69.pdf
    http://www.nhmrc.gov.au/guidelines/r...ine-developers
    http://www.nhmrc.gov.au/_files_nhmrc...ments/cp65.pdf
    http://evidencebasedmedicine.com.au/?page_id=30

    Level I

    Evidence obtained from a systematic review of all relevant randomised controlled trials.
    Level II

    Evidence obtained from at least one properly designed randomised controlled trial.
    Level III-1

    Evidence obtained from well-designed pseudo-randomised controlled trials (alternate allocation or some other method).
    Level III-2

    Evidence obtained from comparative studies with concurrent controls and allocation not randomised (cohort studies), case control studies, or interrupted time series with a control group.
    Level III-3

    Evidence obtained from comparative studies with historical control, two or more single-arm studies, or interrupted time series without a parallel control group.
    Level IV

    Evidence obtained from case series, either post-test or pre-test and post-test.
    http://www.joannabriggs.edu.au/Levels of Evidence FAME
    http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3053308/
    http://www.biomedcentral.com/1471-2288/9/34
    Last edit by Esme12 on Apr 18, '13


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