In this post I wish to explore validation of one of the tools recommended by Healthcare Improvement Scotland to identify delirium in acute hospital.
The website for the 4AT can be accessed here. It states that:
Looking at these two published studies in turn:
The following caveats are included in this validation study:
- One of the main features of the 4AT test is that “no special training is required”. In this study 4AT assessments were “performed by experienced physicians, though no specific training in the 4AT was given”. The authors conclude that: “Further research is needed to assess the ease of use of 4AT among other professional groups of varying levels of seniority.”
- The authors also state that this study “did not assess inter-rater reliability for the 4AT or the reference standard assessment”
- This study was not set in A& E or hospital front-door settings.
- The authors of this…
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