The Cortisol Awakening Response as a Biomarker for Cognitive Side-Effects of Electroconvulsive Therapy

Thomas C. Feenstra, Eldon K. J. la Cruz, Jasmien Obbels, Maarten Laroy, Filip Bouckaert, Pascal Sienaert, Mardien Oudega, Annemieke Dols, Eric van Exel, Aartjan T. F. Beekman, Didi Rhebergen

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

Objective: To test whether the cortisol awakening response (CAR) could be a biomarker for cognitive decline during electroconvulsive therapy (ECT). Methods: We studied 50 older patients with depression who were treated with ECT from the MODECT cohort. We used linear regression analyses to examine the association between CAR and cognitive change, assessed by the change in Mini Mental State Examination scores between baseline and 1 week after ECT course. CAR was assessed by the area under the curve of cortisol levels, according to Pruessner's-formula. Associations were adjusted for putative confounders, based on previous literature and availability. Results: We found no significant associations between the CAR and cognitive change during the ECT course in (un)adjusted models. Conclusion: Our results indicate that the CAR is not usable as a biomarker for ECT-induced cognitive decline during ECT course. Further research in cohorts with larger samples is needed.
Original languageEnglish
Pages (from-to)991-995
Number of pages5
JournalAmerican Journal of Geriatric Psychiatry
Volume31
Issue number11
Early online date2023
DOIs
Publication statusPublished - Nov 2023

Keywords

  • Major depressive disorder
  • cognitive side-effects
  • cortisol
  • electroconvulsive therapy

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