Cristin

2022
1.	Bjarke, Jill Kristin; Gjerde, Helga Nødland; Jørgensen, Hugo A; Kroken, Rune Andreas; Løberg, Else-Marie; Johnsen, Erik. Akathisia and atypical antipsychotics. Relation to suicidality, agitation and depression in a clinical trial. Acta Neuropsychiatrica 2022 ;Volum 34.(5) s. 282-288 HAUKELAND HMR UiB Untitled
2021
2.	Alisauskiene, Renata; Johnsen, Erik; Gjestad, Rolf; Kroken, Rune A.; Jørgensen, Hugo A; Løberg, Else-Marie. The Influence of Substance Use on Side Effects of Olanzapine, Quetiapine, Risperidone, and Ziprasidone in Psychosis. Substance Use & Misuse 2021 ;Volum 56.(12) s. 1880-1891 HAUKELAND UiB Untitled
2020
3.	Bjarke, Jill Kristin; Sinkeviciute, Igne; Kroken, Rune Andreas; Løberg, Else-Marie; Jørgensen, Hugo A; Johnsen, Erik; Gjestad, Rolf. Different response patterns in hallucinations and delusions to antipsychotic treatment. Nordic Journal of Psychiatry 2020 ;Volum 74.(7) s. 497-504 HAUKELAND UiB Untitled
2019
4.	Alisauskiene, Renata; Løberg, Else-Marie; Gjestad, Rolf; Kroken, Rune Andreas; Jørgensen, Hugo A; Johnsen, Erik. The influence of substance use on the effectiveness of antipsychotic medication: a prospective, pragmatic study. Nordic Journal of Psychiatry 2019 ;Volum 73.(4-5) s. 281-287 UiB HAUKELAND Untitled

5.	Stabell, Lena Antonsen; Gjestad, Rolf; Kroken, Rune Andreas; Løberg, Else-Marie; Jørgensen, Hugo A; Johnsen, Erik. Predictors of treatment satisfaction in antipsychotic-naive and previously medicated patients with acute-phase psychosis. Nordic Journal of Psychiatry 2019 ;Volum 73.(6) s. 349-356 HAUKELAND UiB Untitled
2018
6.	Fathian, Farivar; Løberg, Else-Marie; Gjestad, Rolf; Kroken, Rune Andreas; Steen, Vidar Martin; Jørgensen, Hugo A; Johnsen, Erik. Longitudinal relationship to cognitive function in acute phase of psychosis in a pragmatic, randomized trial. Schizophrenia International Research Society Conference 2018; 2018-04-04 - 2018-04-08 HAUKELAND UiB Untitled

7.	Fathian, Farivar; Løberg, Else-Marie; Gjestad, Rolf; Steen, Vidar Martin; Kroken, Rune Andreas; Jørgensen, Hugo A; Johnsen, Erik. Associations between C-reactive protein levels and cognition during the first 6 months after acute psychosis. Acta Neuropsychiatrica 2018 s. 1-10 HVprivate UiB HAUKELAND Untitled

8.	Kjelby, Eirik; Gjestad, Rolf; Sinkeviciute, Igne; Kroken, Rune Andreas; Løberg, Else-Marie; Jørgensen, Hugo A; Johnsen, Erik. Trajectories of depressive symptoms in the acute phase of psychosis: Implications for treatment. Journal of Psychiatric Research 2018 ;Volum 103. s. 219-228 HAUKELAND UiB UiO Untitled
2017
9.	Fathian, Farivar; Løberg, Else-Marie; Gjestad, Rolf; Kroken, Rune Andreas; Steen, Vidar Martin; Jørgensen, Hugo A; Johnsen, Erik. The C-reactive protein in schizophrenia-spectrum disorders: relationship to cognitive function in acute phase of psychosis with a longitudinal perspective in a pragmatic, randomized trial. 6th European Conference on Schizophrenia Research (ECSR) 2017; 2017-09-14 - 2017-09-16 HAUKELAND HVprivate UiB Untitled

10.	Mellesdal, Liv. Predictors of suicidality and self-harm related admissions to psychiatric and general hospitals. : University of Bergen 2017 (ISBN 978-82-308-3919-5) HAUKELAND UiB UiO Untitled

11.	Mellesdal, Liv Solrunn. Predictors of self-harm related admissions to psychiatric and general hospitals. Bergen: Universitetet i Bergen 2017 87 s. HAUKELAND Untitled
2016
12.	Anda-Ågotnes, Liss Gøril; Brønnick, Kolbjørn Selvåg; Johnsen, Erik; Kroken, Rune Andreas; Jørgensen, Hugo A; Løberg, Else-Marie. The course of neurocognitive changes in acute psychosis: Relation to symptomatic improvement. PLOS ONE 2016 ;Volum 11.(12) s. - SUS HAUKELAND UIS UiB Untitled

13.	Bø, Beate Hatlelid; Ottesen, Øyvind Heen; Gjestad, Rolf; Jørgensen, Hugo A; Kroken, Rune Andreas; Løberg, Else-Marie; Johnsen, Erik. Patient satisfaction after acute admission for psychosis. Nordic Journal of Psychiatry 2016 ;Volum 70.(5) s. 321-328 HAUKELAND UiB Untitled

14.	Johnsen, Erik; Fathian, Farivar; Kroken, Rune Andreas; Steen, Vidar Martin; Jørgensen, Hugo A; Gjestad, Rolf; Løberg, Else-Marie. The serum level of C-reactive protein (CRP) is associated with cognitive performance in acute phase psychosis. BMC Psychiatry 2016 ;Volum 16.(60) UiB HAUKELAND HVprivate Untitled

15.	Olsen, Roy Edgar; Kroken, Rune Andreas; Bjørhovde, Sigmund; Aanesen, Kristina; Jørgensen, Hugo A; Løberg, Else-Marie; Johnsen, Erik. Influence of different second generation antipsychotics on the QTC interval: A pragmatic study. World Journal of Psychiatry (WJP) 2016 ;Volum 6.(4) s. 442-448 HAUKELAND UiB Untitled
2015
16.	Kjelby, Eirik; Sinkeviciute, Igne; Gjestad, Rolf; Kroken, Rune Andreas; Løberg, Else-Marie; Jørgensen, Hugo A; Hugdahl, Kenneth; Johnsen, Erik. Suicidality in schizophrenia spectrum disorders: The relationship to hallucinations and persecutory delusions. European psychiatry 2015 ;Volum 30.(7) s. 830-836 HAUKELAND UiB UiO Untitled

17.	Løberg, Else-Marie; Jørgensen, Hugo A; Kroken, Rune; Johnsen, Erik. Auditory verbal hallucinations reflect stable auditory attention deficits: A prospective study. Cognitive Neuropsychiatry 2015 ;Volum 20.(1) s. 81-94 UiB HAUKELAND Untitled

18.	Mellesdal, Liv Solrunn; Gjestad, Rolf; Johnsen, Erik; Jørgensen, Hugo A; Ødegaard, Ketil Joachim; Kroken, Rune Andreas; Mehlum, Lars. Borderline personality disorder and posttraumatic stress disorder at psychiatric discharge predict general hospital admission for self-harm. Journal of Traumatic Stress 2015 ;Volum 28.(6) s. 556-562 UiB HAUKELAND UiO Untitled

19.	Mellesdal, Liv Solrunn; Kroken, Rune Andreas; Lutro, Olav; Wentzel-Larsen, Tore; Kjelby, Eirik; Ødegaard, Ketil Joachim; Jørgensen, Hugo A; Mehlum, Lars. Predictors of severe self-harm in patients discharged from psychiatric hospital. A prospective cohort study.. Congress of the International Federation for Psychiatric Epidemiology; 2015-10-07 - 2015-10-10 HAUKELAND UiB UiO Untitled
2014
20.	Helle, Siri; Gjestad, Rolf; Johnsen, Erik; Kroken, Rune; Jørgensen, Hugo A; Løberg, Else-Marie. Cognitive changes in patients with acute phase psychosis - Effects of illicit drug use. Psychiatry Research 2014 ;Volum 220.(3) s. 818-824 HAUKELAND UiB Untitled

21.	Johnsen, Erik; Fathian, Farivar; Gjestad, Rolf; Jørgensen, Hugo A; Kroken, Rune; Løberg, Else-Marie. C-reactive protein levels are inversely associated with neurocognitive performance in acutely admitted patients with psychosis. Schizophrenia Research 2014 Suppl. 1 s. 131- UiB HAUKELAND Untitled

22.	Kroken, Rune andreas; Kjelby, Eirik; Wentzel-Larsen, Tore; Mellesdal, Liv Solrunn; Jørgensen, Hugo A; Johnsen, Erik. Time to discontinuation of antipsychotic drugs in a schizophrenia cohort: influence of current treatment strategies. Therapeutic Advances in Psychopharmacology 2014 ;Volum 4.(6) s. 228-239 HAUKELAND RBUP-ØS NKVTS UiB Untitled

23.	Løberg, Else-Marie; Jørgensen, Hugo A; Kroken, Rune Andreas; Johnsen, Erik. Do auditory verbal hallucinations in the acute phase of psychosis reflect stable cognitive impairments seen also in a more stabilised clinical phase?. Cognitive Neuropsychiatry 2014 ;Volum 20.(1) s. 81-94 HAUKELAND UiB Untitled

24.	Mellesdal, Liv; Kroken, Rune; Lutro, Olav; Wentzel-Larsen, Tore; Kjelby, Eirik; Ødegaard, Kjetil; Jørgensen, Hugo A; Mehlum, Lars. Self-harm induced somatic admission after discharge from psychiatric hospital - a prospective cohort study. European psychiatry 2014 ;Volum 29.(4) s. 246-252 UiO HAUKELAND NKVTS OUS UiB Untitled
2013
25.	Helle, Siri; Gjestad, R.; Johnsen, Erik; Kroken, R.; Jørgensen, Hugo A; Løberg, Else-Marie. Cognitive changes in non-affective psychosis the first 4-6 weeks after admission to a psychiatric acute ward: effects of substance use. Schizophrenia Research 2013 UiB HAUKELAND Untitled

26.	Johnsen, Erik; Aanesen, Kristina; Sriskandarajah, Sanjeevan; Kroken, Rune; Løberg, Else-Marie; Jørgensen, Hugo A. QTc prolongation in patients acutely admitted to hospital for psychosis and treated with second generation antipsychotics. Schizophrenia Research and Treatment 2013 ;Volum 2013.(375020) UiB HAUKELAND Untitled

27.	Johnsen, Erik; Fasmer, Ole Bernt; Wageningen, Heidi Karin van; Hugdahl, Kenneth; Hauge, Erik Rønneberg; Jørgensen, Hugo A. The influence of glutamatergic antagonism on motor variability, and comparison to findings in schizophrenia patients. Acta Neuropsychiatrica 2013 ;Volum 25.(2) s. 105-112 HVprivate HAUKELAND UiB Untitled

28.	Johnsen, Erik; Jørgensen, Hugo A; Kroken, Rune; Løberg, Else-Marie. Neurocognitive effectiveness of quetiapine, olanzapine, risperidone, and ziprasidone: A pragmatic, randomized trial. European psychiatry 2013 ;Volum 28.(3) s. 174-184 HAUKELAND UiB Untitled

29.	Johnsen, Erik; Sinkevicute, Igne; Løberg, Else-Marie; Kroken, Rune; Hugdahl, Kenneth; Jørgensen, Hugo A. Hallucinations in acutely admitted patients with psychosis, and effectiveness of risperidone, olanzapine, quetiapine, and ziprasidone: a pragmatic, randomized study. BMC Psychiatry 2013 ;Volum 13. UiB HAUKELAND Untitled

30.	Vaskinn, Anja; Johnsen, Eirik Irgens; Jørgensen, Hugo A; Kroken, Rune; Løberg, Else-Marie. Prospective and concurrent correlates of emotion perception in psychotic disorders: A naturalistic, longitudinal study of neurocognition, affective blunting and avolition. Scandinavian Journal of Psychology 2013 ;Volum 54.(3) s. 261-266 UiB HAUKELAND OUS Untitled
2012
31.	Helle, Siri; Johnsen, Erik; Gjestad, Rolf; Kroken, Rune; Jørgensen, Hugo A; Løberg, Else-Marie. Clinical differences in acute-phase non-affective psychotic disorders with and without substance use. Schizophrenia Research 2012 ;Volum 136.(199) Suppl. 1 UiB HAUKELAND Untitled

32.	Helle, Siri; Johnsen, Erik; Gjestad, Rolf; Kroken, Rune; Jørgensen, Hugo A; Løberg, Else-Marie. Neurocognitive functions recover from acute phase to three month-follow up in patients with non-affective psychotic disorders. Journal of the International Neuropsychological Society 2012 ;Volum 18.(87) Suppl. 2 UiB HAUKELAND Untitled

33.	Johansen, Ingrid Hjulstad; Mellesdal, Liv; Jørgensen, Hugo A; Hunskaar, Steinar. Admissions to a Norwegian emergency psychiatric ward: patient characteristics and referring agents. A prospective study. Nordic Journal of Psychiatry 2012 ;Volum 66.(1) s. 40-48 NORCE HAUKELAND UiB Untitled

34.	Kroken, Rune; Mellesdal, Liv; Wentzel-Larsen, Tore; Jørgensen, Hugo A; Johnsen, Erik. Time-dependent effect analysis of antipsychotic treatment in a naturalistic cohort study of patients with schizophrenia. European psychiatry 2012 ;Volum 27.(7) s. 489-495 NKVTS HAUKELAND RBUP-ØS Untitled

35.	Løberg, Else-Marie; Nygård, Merethe; Berle, Jan Øystein; Johnsen, Erik; Kroken, Rune; Jørgensen, Hugo A; Hugdahl, Kenneth. An fMRI study of neuronal activation in schizophrenia patients with and without previous cannabis use. Frontiers in Human Neuroscience 2012 HAUKELAND UiB Untitled

36.	Nygård, Merethe; Eichele, Tom; Løberg, Else-Marie; Jørgensen, Hugo A; Johnsen, Erik; Kroken, Rune; Berle, Jan Øystein; Hugdahl, Kenneth. Patients with schizophrenia fail to up-regulate task-positive and down-regulate task-negative brain networks: An fMRI study using an ICA analysis approach. Frontiers in Human Neuroscience 2012 ;Volum 6:149. UiB HAUKELAND Untitled
2011
37.	Johnsen, Erik; Gjestad, Rolf; Kroken, Rune; Mellesdal, Liv Solrunn; Løberg, Else-Marie; Jørgensen, Hugo A. Cardiovascular risk in patients admitted for psychosis compared with findings from a population-based study. Nordic Journal of Psychiatry 2011 ;Volum 65.(3) s. 192-202 HAUKELAND UiB Untitled

38.	Johnsen, Erik; Jørgensen, Hugo A; Kroken, Rune; Løberg, Else-Marie. Neurocognitive effectiveness of quetiapine, olanzapine, risperidone, and ziprasidone: a pragmatic, randomized trial. European psychiatry 2011 HAUKELAND UiB Untitled

39.	Johnsen, Erik; Kroken, Rune; Løberg, Else-Marie; Kjelby, Eirik; Jørgensen, Hugo A. Sexual dysfunction and hyperprolactinemia in male psychotic in-patients: a cross-sectional study. Advances in Urology 2011 ;Volum 2011. s. 686924- HAUKELAND UiB Untitled

40.	Kjelby, Eirik; Jørgensen, Hugo A; Kroken, Rune; Løberg, Else-Marie; Johnsen, Erik. Anti-depressive effectiveness of olanzapine, quetiapine, risperidone and ziprasidone: a pragmatic, randomized trial. BMC Psychiatry 2011 ;Volum 11. s. - HAUKELAND UiB Untitled

41.	Løberg, Else-Marie; Jørgensen, Hugo A; Nygård, Merethe; Berle, Jan Øystein; Hugdahl, Kenneth. CANNABIS USE AND BRAIN FUNCTIONING IN SCHIZOPHRENIA: AN FMRI STUDY. Schizophrenia Bulletin 2011 ;Volum 37. s. 144-145 HAUKELAND UiB Untitled
2010
42.	Johnsen, Erik; Kroken, Rune; Wentzel-Larsen, Tore; Jørgensen, Hugo A. Effectiveness of second-generation antipsychotics: a naturalistic, randomized comparison of olanzapine, quetiapine, risperidone, and ziprasidone. BMC Psychiatry 2010 ;Volum 10. s. - UiB HAUKELAND Untitled

43.	Kroken, Rune; Mellesdal, Liv; Jørgensen, Hugo A; Wentzel-Larsen, Tore; Johnsen, Erik. Prediction of un-planned readmission to hospital for patients with schizophrenia - a cohort-study of 277 patients. European Neuropsychopharmacology 2010 ;Volum 20. s. S444-S445 UiB HAUKELAND Untitled

44.	Johnsen, Erik; Kroken, Rune; Jørgensen, Hugo A. ANTI-DEPRESSIVE EFFECTIVENESS OF OLANZAPINE, QUETIAPINE, RISPERIDONE, AND ZIPRASIDONE: A RANDOMIZED, NATURALISTIC STUDY. Schizophrenia Research 2010 ;Volum 117.(2-3) s. 377-378 UiB HAUKELAND Untitled

45.	Løberg, Else-Marie; Jørgensen, Hugo A; Nygård, Merethe; Berle, Jan Øystein; Hugdahl, Kenneth. Left temporal dysfunction, attention control deficit and auditory hallucinations: An fMRI study. Schizophrenia Research 2010 ;Volum 117. s. 352- UiB HAUKELAND Untitled

46.	Mellesdal, Liv Solrunn; Mehlum, Lars Ivar; Wentzel-Larsen, Tore; Kroken, Rune; Jørgensen, Hugo A. Suicide risk and acute psychiatric readmissions: A prospective cohort study. Psychiatric Services 2010 ;Volum 61.(1) s. 25-31 UiB UiO HAUKELAND Untitled

47.	Wageningen, Heidi Karin van; Jørgensen, Hugo A; Specht, Karsten; Hugdahl, Kenneth. A 1H-MR spectroscopy study of changes in glutamate and glutamine (Glx) concentrations in frontal spectra after administration of memantine. Cerebral Cortex 2010 ;Volum 20.(4) s. 798-803 UiB HAUKELAND Untitled
2009
48.	Kroken, Rune A.; Johnsen, Erik; Ruud, Torleif; Wentzel-Larsen, Tore; Jørgensen, Hugo A. Treatment of schizophrenia with antipsychotics in Norwegian emergency wards, a cross-sectional national study. BMC Psychiatry 2009 ;Volum 9. s. - UiB HAUKELAND AHUS SINTEF Untitled

49.	Fernø, Johan; Vik-Mo, Audun Osland; Jassim, Goran; Håvik, Bjarte; Berge, Kjetil; Skrede, Silje; Gudbrandsen, Oddrun Anita; Waage, Jo Erling Riise; Lunder, Niclas; Mørk, Sverre; Berge, Rolf Kristian; Jørgensen, Hugo A; Steen, Vidar Martin. Acute clozapine exposure in vivo induces lipid accumulation and marked sequential changes in the expression of SREBP, PPAR, and LXR target genes in rat liver. Psychopharmacology 2009 ;Volum 203.(1) s. 73-84 UiB HAUKELAND DIAKON Untitled

50.	Løberg, Else-Marie; Johnsen, Erik; Jørgensen, Hugo A. Differential effects of four second-generation antipsychotics on cognition in acute psychosis. The International Congress on Schizophrenia Research; 2009-02-12 UiB Untitled

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