A systematic review of cluster randomised trials in residential facilities for older people suggests how to improve quality.

BMC Med Res Methodol · 2013 · PMC4015673 · PMID 24148859

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a possible trendno p-value reported

Previous reviews of these trials indicate low quality in respect of these and other methodological and reporting criteria [ 4 - 12 ], and a possible trend from comparing review results of quality improvement over time [ 4 ].

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