A systematic review and meta-analysis of the effect of emotion regulation on cortisol

It is generally acknowledged that hormones are implicated in socioemotional behavior, yet little is known about the role of hormones in the context of emotion regulation. The aims of the present review and meta-analysis were to review and synthesize the available evidence pertaining to the effect of...

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Main Authors: Mai B. Mikkelsen, Gitte Tramm, Robert Zachariae, Claus H. Gravholt, Mia S. O’Toole
Format: Article
Language:English
Published: Elsevier 2021-02-01
Series:Comprehensive Psychoneuroendocrinology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2666497620300205
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author Mai B. Mikkelsen
Gitte Tramm
Robert Zachariae
Claus H. Gravholt
Mia S. O’Toole
author_facet Mai B. Mikkelsen
Gitte Tramm
Robert Zachariae
Claus H. Gravholt
Mia S. O’Toole
author_sort Mai B. Mikkelsen
collection DOAJ
description It is generally acknowledged that hormones are implicated in socioemotional behavior, yet little is known about the role of hormones in the context of emotion regulation. The aims of the present review and meta-analysis were to review and synthesize the available evidence pertaining to the effect of emotion regulation instructions on hormones, and to investigate whether this effect varies according to: type of hormone, context (e.g., emotion-induction procedure), emotion regulation characteristics (e.g., emotion regulation strategy), and presence and type of psychiatric disorder. PubMed, PsycINFO, and CINAHL were searched for experimental studies assessing the effect of instructed emotion regulation on levels of hormones (i.e., testosterone, cortisol, oxytocin, estradiol, and vasopressin) in physically healthy adults. The literature search yielded 17 relevant studies, 16 investigating cortisol and one investigating testosterone. Of these, 12 cortisol studies had eligible data for the meta-analysis. The results of the meta-analysis indicated no statistically significant effect of receiving an emotion regulation instruction compared with receiving no instruction on the cortisol response to subsequent emotion induction (g ​= ​−0.05, p ​= ​.48). However, within-person comparisons of change from an unregulated response to a regulated response indicated a significant change in cortisol levels (g ​= ​0.18, p ​= ​.03) consistent with the specified regulation goal (i.e., either up- or downregulation). No statistically significant effects were found in subgroup meta-analyses conducted according to context, emotion regulation characteristics or psychiatric disorders. Taken together, the findings indicate that emotion-induction procedures are associated with increases in cortisol that may subsequently return to equilibrium regardless of emotion-regulation instructions. Based on the large gaps in research (e.g., few studies investigated other hormones than cortisol, few studies included self-report measures of emotions) identified in the present review, we conclude that the effect of emotion regulation on hormones remains poorly understood. Prospero registration: CRD42020157336.
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spelling doaj.art-6c40fd19f7f64e2da8e0fbcaa44f2c892022-12-21T22:01:38ZengElsevierComprehensive Psychoneuroendocrinology2666-49762021-02-015100020A systematic review and meta-analysis of the effect of emotion regulation on cortisolMai B. Mikkelsen0Gitte Tramm1Robert Zachariae2Claus H. Gravholt3Mia S. O’Toole4Dept. of Psychology and Behavioral Sciences, Aarhus University, Denmark; Corresponding author. Dept. of Psychology and Behavioral Sciences, Bartholins Allé 9, Bld. 1351, DK8000, Aarhus, Denmark.Dept. of Psychology and Behavioral Sciences, Aarhus University, DenmarkDept. of Psychology and Behavioral Sciences, Aarhus University, Denmark; Dept. of Oncology, Aarhus University Hospital, Aarhus, DenmarkDept. of Endocrinology, Aarhus University Hospital, Denmark; Dept. of Molecular Medicine, Aarhus University Hospital, DenmarkDept. of Psychology and Behavioral Sciences, Aarhus University, DenmarkIt is generally acknowledged that hormones are implicated in socioemotional behavior, yet little is known about the role of hormones in the context of emotion regulation. The aims of the present review and meta-analysis were to review and synthesize the available evidence pertaining to the effect of emotion regulation instructions on hormones, and to investigate whether this effect varies according to: type of hormone, context (e.g., emotion-induction procedure), emotion regulation characteristics (e.g., emotion regulation strategy), and presence and type of psychiatric disorder. PubMed, PsycINFO, and CINAHL were searched for experimental studies assessing the effect of instructed emotion regulation on levels of hormones (i.e., testosterone, cortisol, oxytocin, estradiol, and vasopressin) in physically healthy adults. The literature search yielded 17 relevant studies, 16 investigating cortisol and one investigating testosterone. Of these, 12 cortisol studies had eligible data for the meta-analysis. The results of the meta-analysis indicated no statistically significant effect of receiving an emotion regulation instruction compared with receiving no instruction on the cortisol response to subsequent emotion induction (g ​= ​−0.05, p ​= ​.48). However, within-person comparisons of change from an unregulated response to a regulated response indicated a significant change in cortisol levels (g ​= ​0.18, p ​= ​.03) consistent with the specified regulation goal (i.e., either up- or downregulation). No statistically significant effects were found in subgroup meta-analyses conducted according to context, emotion regulation characteristics or psychiatric disorders. Taken together, the findings indicate that emotion-induction procedures are associated with increases in cortisol that may subsequently return to equilibrium regardless of emotion-regulation instructions. Based on the large gaps in research (e.g., few studies investigated other hormones than cortisol, few studies included self-report measures of emotions) identified in the present review, we conclude that the effect of emotion regulation on hormones remains poorly understood. Prospero registration: CRD42020157336.http://www.sciencedirect.com/science/article/pii/S2666497620300205HormoneCortisolEmotionEmotion regulationBehavior
spellingShingle Mai B. Mikkelsen
Gitte Tramm
Robert Zachariae
Claus H. Gravholt
Mia S. O’Toole
A systematic review and meta-analysis of the effect of emotion regulation on cortisol
Comprehensive Psychoneuroendocrinology
Hormone
Cortisol
Emotion
Emotion regulation
Behavior
title A systematic review and meta-analysis of the effect of emotion regulation on cortisol
title_full A systematic review and meta-analysis of the effect of emotion regulation on cortisol
title_fullStr A systematic review and meta-analysis of the effect of emotion regulation on cortisol
title_full_unstemmed A systematic review and meta-analysis of the effect of emotion regulation on cortisol
title_short A systematic review and meta-analysis of the effect of emotion regulation on cortisol
title_sort systematic review and meta analysis of the effect of emotion regulation on cortisol
topic Hormone
Cortisol
Emotion
Emotion regulation
Behavior
url http://www.sciencedirect.com/science/article/pii/S2666497620300205
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