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Study M871

Study name

Kang M 2021

Title

Loneliness, circulating endocannabinoid concentrations, and grief trajectories in bereaved older adults: a longitudinal study

Overall design

This study examined the association between loneliness and circulating endocannabinoid concentrations in grieving older adults and explored the role of endocannabinoids on the association between baseline loneliness and grief symptom trajectories. A total of 64 adults (grief with high loneliness group, HAM-D mean score 18.8, n = 18; grief with low loneliness group, HAM-D mean score 10.0, n = 26; and control group, HAM-D mean score 3.0, n = 20) completed baseline clinical assessments. Baseline circulating endocannabinoid (N-arachidonoylethanolamine and 2-arachidonoylglycerol) concentrations were quantified in the serum using liquid chromatography-mass spectrometry.

Study Type

Type1;

Data available

Unavailable

Organism

Human;

Categories of depression

Depressive symptom; Depressive symptom; Depressive symptom;

Criteria for depression

Geriatric depressive symptom

Sample size

64

Tissue

Peripheral; Blood; Serum;

Platform

MS-based; LC-MS: not reported;

PMID

34955928

DOI

10.3389/fpsyt.2021.783187

Citation

Kang M, Bohorquez-Montoya L, McAuliffe T, et al. Loneliness, circulating endocannabinoid concentrations, and grief trajectories in bereaved older adults: a longitudinal study. Front Psychiatry. 2021 Dec 8;12:783187.

Metabolite

Anandamide;