Espen Walderhaug

  • Clinical psychologist; PhD
  • +47 22 92 38 98

Principal Investigator for Youth Addiction Treatment Evaluation Project (YATEP)


Original articles

Gatti F, Walderhaug E, Kern-Godal A, Lysell J, Arnevik EA (2020)
Complementary horse-assisted therapy for substance use disorders: a randomized controlled trial
Addict Sci Clin Pract, 15 (1), 7
DOI 10.1186/s13722-020-0183-z, PubMed 32019584

Arnevik EA, Pedersen G, Walderhaug E, Lien I, Wilberg T, Hummelen B (2019)
Measuring Personality Problems in Patients With Substance Use Disorders: A Cross-Sample Validation
J Dual Diagn, 15 (4), 324-332
DOI 10.1080/15504263.2019.1668583, PubMed 31571533

Walderhaug E, Seim-Wikse KJ, Enger A, Milin O (2019)
Polydrug Use - prevalence and registration
Tidsskr. Nor. Laegeforen., 139 (13), 1279-1281

Walderhaug E, Seim-Wikse KJ, Enger A, Milin O (2019)
Polydrug use - prevalence and registration
Tidsskr Nor Laegeforen, 139 (13)
DOI 10.4045/tidsskr.19.0251, PubMed 31556532

Pedersen G, Arnevik EA, Hummelen B, Walderhaug E, Wilberg T (2019)
Psychometric Properties of the Severity Indices of Personality Problems (SIPP) in Two Samples A Norwegian Community Sample and Clinical Samples of Patients With and Without Personality Disorders
Eur. J. Psychol. Assess., 35 (5), 698-711

Andersson HW, Steinsbekk A, Walderhaug E, Otterholt E, Nordfjærn T (2018)
Predictors of Dropout From Inpatient Substance Use Treatment: A Prospective Cohort Study
Subst Abuse, 12, 1178221818760551
DOI 10.1177/1178221818760551, PubMed 29531472

Hagen E, Erga AH, Nesvåg SM, McKay JR, Lundervold AJ, Walderhaug E (2017)
One-year abstinence improves ADHD symptoms among patients with polysubstance use disorder
Addict Behav Rep, 6, 96-101
DOI 10.1016/j.abrep.2017.08.005, PubMed 29450242

Hagen E, Erga AH, Hagen KP, Nesvåg SM, McKay JR, Lundervold AJ, Walderhaug E (2017)
One-year sobriety improves satisfaction with life, executive functions and psychological distress among patients with polysubstance use disorder
J Subst Abuse Treat, 76, 81-87
DOI 10.1016/j.jsat.2017.01.016, PubMed 28159440

Nordheim K, Walderhaug E, Alstadius S, Kern-Godal A, Arnevik E, Duckert F (2016)
Young adults' reasons for dropout from residential substance use disorder treatment
Qual Soc Work, 17 (1), 24-40
DOI 10.1177/1473325016654559, PubMed 29276430

Hagen E, Erga AH, Hagen KP, Nesvåg SM, McKay JR, Lundervold AJ, Walderhaug E (2016)
Assessment of Executive Function in Patients With Substance Use Disorder: A Comparison of Inventory- and Performance-Based Assessment
J Subst Abuse Treat, 66, 1-8
DOI 10.1016/j.jsat.2016.02.010, PubMed 27211990

Kern-Godal A, Arnevik EA, Walderhaug E, Ravndal E (2015)
Substance use disorder treatment retention and completion: a prospective study of horse-assisted therapy (HAT) for young adults
Addict Sci Clin Pract, 10, 21
DOI 10.1186/s13722-015-0043-4, PubMed 26466788

Matuskey D, Pittman B, Planeta-Wilson B, Walderhaug E, Henry S, Gallezot JD, Nabulsi N, Ding YS, Bhagwagar Z, Malison R, Carson RE, Neumeister A (2012)
Age effects on serotonin receptor 1B as assessed by PET
J Nucl Med, 53 (9), 1411-4
DOI 10.2967/jnumed.112.103598, PubMed 22851636

Potenza MN, Walderhaug E, Henry S, Gallezot JD, Planeta-Wilson B, Ropchan J, Neumeister A (2011)
Serotonin 1B receptor imaging in pathological gambling
World J Biol Psychiatry, 14 (2), 139-45
DOI 10.3109/15622975.2011.598559, PubMed 21936763

Aikins DE, Jackson ED, Christensen A, Walderhaug E, Afroz S, Neumeister A (2011)
Differential conditioned fear response predicts duloxetine treatment outcome in male veterans with PTSD: a pilot study
Psychiatry Res, 188 (3), 453-5
DOI 10.1016/j.psychres.2011.05.009, PubMed 21620486

Walderhaug E, Varga M, Pedro MS, Hu J, Neumeister A (2011)
The role of the aminergic systems in the pathophysiology of bipolar disorder
Curr Top Behav Neurosci, 5, 107-26
DOI 10.1007/7854_2010_72, PubMed 25236552

Walderhaug E, Herman AI, Magnusson A, Morgan MJ, Landrø NI (2010)
The short (S) allele of the serotonin transporter polymorphism and acute tryptophan depletion both increase impulsivity in men
Neurosci Lett, 473 (3), 208-11
DOI 10.1016/j.neulet.2010.02.048, PubMed 20188795

Amin Z, Kanarek K, Krupitsky E, Walderhaug E, Ilomäki R, Blumberg H, Price LH, Bhagwagar Z, Carpenter LL, Tyrka AR, Magnusson A, Landrø NI, Zvartau E, Gelernter J, Epperson CN, Räsänen P, Siironen J, Lappalainen J (2010)
A sequencing-based survey of functional APAF1 alleles in a large sample of individuals with affective illness and population controls
Am J Med Genet B Neuropsychiatr Genet, 153B (1), 332-5
DOI 10.1002/ajmg.b.30984, PubMed 19455599

Walderhaug E, Kasserman S, Aikins D, Vojvoda D, Nishimura C, Neumeister A (2009)
Effects of duloxetine in treatment-refractory men with posttraumatic stress disorder
Pharmacopsychiatry, 43 (2), 45-9
DOI 10.1055/s-0029-1237694, PubMed 20108200

Walderhaug E, Landrø NI, Magnusson A (2008)
A synergic effect between lowered serotonin and novel situations on impulsivity measured by CPT
J Clin Exp Neuropsychol, 30 (2), 204-11
DOI 10.1080/13803390701346311, PubMed 18938672

Walderhaug E, Magnusson A, Neumeister A, Lappalainen J, Lunde H, Refsum H, Landrø NI (2007)
Interactive effects of sex and 5-HTTLPR on mood and impulsivity during tryptophan depletion in healthy people
Biol Psychiatry, 62 (6), 593-9
DOI 10.1016/j.biopsych.2007.02.012, PubMed 17544379

Walderhaug E, Lunde H, Nordvik JE, Landrø NI, Refsum H, Magnusson A (2002)
Lowering of serotonin by rapid tryptophan depletion increases impulsiveness in normal individuals
Psychopharmacology (Berl), 164 (4), 385-91
DOI 10.1007/s00213-002-1238-4, PubMed 12457268

Prescott C, Walderhaug E (1995)
The last frontier? Processes of Indo-Europeanization in Northern Europe: The Norwegian case
J. Indo-Eur. Stud., 23 (3-4), 257-278

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