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Comment
. 2003 Feb 15;326(7385):397.
doi: 10.1136/bmj.326.7385.397.

Unit of analysis errors should be clarified in meta-analyses

Ruth E Thomas, Craig R Ramsay, Laura McAuley, Jeremy M Grimshaw
Comment

Unit of analysis errors should be clarified in meta-analyses

Ruth E Thomas et al. BMJ. .
No abstract available

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References

    1. Weingarten SR, Henning JM, Badamgarav E, Knight K, Hasselblad V, et al. Interventions used in disease management programmes for patients with chronic illness-which ones work? Meta-analysis of published reports. BMJ. 2002;325:925. . (26 October.) - PMC - PubMed
    1. Whiting-O'Keefe QE, Henke C, Simborg DW. Choosing the correct unit of analysis in medical care experiments. Med Care. 1984;22:1101–1114. - PubMed
    1. Donner A, Piaggio G, Villar J. Statistical methods for the meta-analysis of cluster randomised trials. Stat Methods Med Res. 2001;10:235–338. - PubMed
    1. Elbourne DR, Campbell MK. Extending the CONSORT statement to cluster randomised trials: for discussion. Stat Med. 2001;20:489–496. - PubMed

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