Stability of neuropsychological test performance in older adults serving as normative controls for a study on postoperative cognitive dysfunction

Autor: Insa Feinkohl, Friedrich Borchers, Sarah Burkhardt, Henning Krampe, Antje Kraft, Saya Speidel, Ilse M. J. Kant, Simone J. T. van Montfort, Ellen Aarts, Jochen Kruppa, Arjen Slooter, Georg Winterer, Tobias Pischon, Claudia Spies
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: BMC Research Notes, Vol 13, Iss 1, Pp 1-6 (2020)
Druh dokumentu: article
ISSN: 1756-0500
DOI: 10.1186/s13104-020-4919-3
Popis: Abstract Objective Studies of postoperative cognitive dysfunction (POCD) rely on repeat neuropsychological testing. The stability of the applied instruments, which are affected by natural variability in performance and measurement imprecision, is often unclear. We determined the stability of a neuropsychological test battery using a sample of older adults from the general population. Forty-five participants aged 65 to 89 years performed six computerized and non-computerized neuropsychological tests at baseline and again at 7 day and 3 months follow-up sessions. Mean scores on each test were compared across time points using repeated measures analyses of variance (ANOVA) with pairwise comparison. Two-way mixed effects, absolute agreement analyses of variance intra-class correlation coefficients (ICC) determined test–retest reliability. Results All tests had moderate to excellent test–retest reliability during 7-day (ICC range 0.63 to 0.94; all p
Databáze: Directory of Open Access Journals
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