Andreassen OA

No ORCID on file · 3 papers in corpus · active 2025-2026

Study types

  • article 1
  • other 1

Condition tags

  • endometriosis 2
  • irritable_bowel_syndrome 1
2026
Genome-wide meta-analysis of quantitatively measured generalized anxiety symptoms in individuals of European ancestry
Nature human behaviour ·doi:10.1038/s41562-026-02476-7

Anxiety is heritable and exists on a continuum, with symptoms ranging from adaptive threat response to clinical disorder. Here we performed a genome-wide association meta-analysis of generalized anxiety symptom severity in 693,869 individua…

article 2025
Genome-Wide Association Study of Distressing Premenstrual Symptoms in Two Nordic Populations
·doi:10.64898/2025.12.01.25341208

ABSTRACT Background Premenstrual disorders (PMDs) are characterized by affective and physical symptoms before menses, likely due to abnormal sensitivity to normal hormone fluctuations. While sizable heritability has been indicated in twin s…

other 2025
Genome-wide insights into generalised anxiety using a dimensional symptom severity approach
medRxiv : the preprint server for health sciences ·doi:10.1101/2025.07.10.25331321

We performed a genome-wide association meta-analysis of generalised anxiety symptom severity in 696,563 individuals of European ancestry from 14 cohorts. We identified 82 independent genome-wide significant variants within 76 loci, 41 of wh…