Alexandra Havdahl
Overview
Explore the profile of Alexandra Havdahl including associated specialties, affiliations and a list of published articles.
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87
Citations
1186
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Recent Articles
1.
Naseri N, Beck D, Ferschmann L, Aksnes E, Havdahl A, Jalbrzikowski M, et al.
Psychiatry Res Neuroimaging
. 2025 Mar;
349:111981.
PMID: 40073681
Research has reported group-level differences in cortical grey/white matter contrast (GWC) in individuals with psychotic disorders. However, no studies to date have explored GWC in individuals at elevated risk for...
2.
Zheng Q, van Alten S, Lyngstad T, Ciscato E, Sun Z, Miao J, et al.
bioRxiv
. 2025 Feb;
PMID: 39975039
Previous genetic studies of human assortative mating have primarily focused on searching for its genomic footprint but have revealed limited insights into its biological and social mechanisms. Combining insights from...
3.
Shakeshaft A, Mundy J, Pedersen E, Dennison C, Riglin L, Bragantini D, et al.
Psychol Med
. 2025 Feb;
55:e7.
PMID: 39901647
Background: The prevalence of youth anxiety and depression has increased globally, with limited causal explanations. Long-term physical health conditions (LTCs) affect 20-40% of youth, with rates also rising. LTCs are...
4.
Hegemann L, Eilertsen E, Hagen Pettersen J, Corfield E, Cheesman R, Frach L, et al.
J Child Psychol Psychiatry
. 2025 Jan;
PMID: 39887701
Background: Neurodevelopmental conditions are highly heritable. Recent studies have shown that genomic heritability estimates can be confounded by genetic effects mediated via the environment (indirect genetic effects). However, the relative...
5.
Lund I, Jensen P, Madsen C, Hauge L, Havdahl A, Reneflot A, et al.
BMC Psychiatry
. 2025 Jan;
25(1):68.
PMID: 39844080
Background: The COVID-19 pandemic introduced complexities that were likely more demanding for some groups, such as children and adolescents, and especially those with pre-existing mental health diagnoses. This study examines...
6.
OConnell K, Koromina M, van der Veen T, Boltz T, David F, Yang J, et al.
Nature
. 2025 Jan;
PMID: 39843750
Bipolar disorder is a leading contributor to the global burden of disease. Despite high heritability (60-80%), the majority of the underlying genetic determinants remain unknown. We analysed data from participants...
7.
Lund I, Hannigan L, Ask H, Askelund A, Hegemann L, Corfield E, et al.
BMC Med
. 2025 Jan;
23(1):18.
PMID: 39838367
Background: Maternal stress during pregnancy may impact offspring development via changes in the intrauterine environment. However, genetic and environmental factors shared between mothers and children might skew our understanding of...
8.
Askelund A, Hegemann L, Allegrini A, Corfield E, Ask H, Davies N, et al.
Biol Psychiatry
. 2025 Jan;
PMID: 39793691
Background: Early in life, behavioral and cognitive traits associated with risk for developing a psychiatric condition are broad and undifferentiated. As children develop, these traits differentiate into characteristic clusters of...
9.
Budin-Ljosne I, Fredheim N, Jevne C, Kleven B, Charles M, Felix J, et al.
BMC Med Res Methodol
. 2024 Dec;
24(1):297.
PMID: 39623293
Background: Longitudinal cohort studies are pivotal to understand how socioeconomic, environmental, biological, and lifestyle factors influence health and disease. The added value of cohort studies increases as they accumulate life...
10.
Pettersen J, Hegemann L, Gustavson K, Lund I, Jensen P, Bulik C, et al.
Int J Eat Disord
. 2024 Oct;
58(1):193-205.
PMID: 39473346
Objective: Studies suggest that adolescents reported more eating problems during the pandemic. Using a population-based sample, we compared eating problems-and how they associate with a range of personal characteristics and...