Double-blind control of the data manager doesn't have any impact on data entry reliability and should be considered as an avoidable cost.

BMC Med Res Methodol · 2008 · PMC2596166 · PMID 19239725

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closest p

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boldest claim

The sentences

did not reach statistical significancep = 0.080so close (0.05 < p ≤ 0.1)

a positive trendno p-value reported

Filter used for "age at marriage" produced a large number of false positive and displayed a positive trend but did not reach statistical significance (15/424 vs. 5/336 p = 0.080).

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showed a trendno p-value reported

On the contrary, meta-regression analysis by phase showed a trend for augmenting the risk of producing mistakes at each successive phase by 1.07, but also this was far from being statistically significant p = 0.27.

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