Journal of clinical monitoring and computing
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J Clin Monit Comput · Dec 2007
Using Bland-Altman to assess agreement between two medical devices--don't forget the confidence intervals!
The limits of agreement approach of Bland and Altman is by far the most popular method for investigating statistical agreement between two measurement devices. This work presents the dangers of relying exclusively on the limits of agreement alone and argues that authors should always provide confidence intervals to assess the variability in the estimated limits.