Correlation or Limits of Agreement Applying the Bland-Altman Approach to the Comparison of Cognitive Screening Instruments

Conclusion: Correlation is not agreement. Highly correlated test scores may conceal broad limits of agreement, consistent with the different emphases of different tests with respect to the cognitive domains examined. Routine incorporation of limits of agreement into diagnostic accuracy studies which compare different tests merits consideration, to enable clinicians to judge whether or not their agreement is close.Dement Geriatr Cogn Disord 2016;42:247-254

Source: Dementia and Geriatric Cognitive Disorders - October 6, 2016 Category: Geriatrics Source Type: research