Publication list - Publika - Scientific publications from Oslo University Hospital

Publications by Halldora Jonsdottir

25 publications found

Original articles

van Dongen LJC, Leino-Kilpi H, Jónsdóttir H, Meyer G, Henriques MA, Schoonhoven L, Suhonen R, Hafsteinsdóttir TB (2023)
The experiences of doctorally prepared nurses and doctoral nursing students with being mentored in the Nurse-Lead programme: A focus group study
Nurse Educ Pract, 71, 103744
DOI 10.1016/j.nepr.2023.103744, PubMed 37591035

Ingimarsson O, MacCabe JH, Haraldsson M, Jónsdóttir H, Briem N, Sigurdsson E (2020)
Should Patients' Values Be Discussed in Relation to Long-Term Blood Monitoring Before and During Clozapine Treatment?
J Clin Psychopharmacol, 40 (4), 409-410
DOI 10.1097/JCP.0000000000001233, PubMed 32639295

Ingimarsson O, MacCabe JH, Haraldsson M, Jónsdóttir H, Sigurdsson E (2017)
Risk of diabetes and dyslipidemia during clozapine and other antipsychotic drug treatment of schizophrenia in Iceland
Nord J Psychiatry, 71 (7), 496-502
DOI 10.1080/08039488.2017.1334821, PubMed 28632422

Fridthjofsdottir HG, Geirsdottir OG, Jonsdottir H, Steingrimsdottir L, Thorsdottir I, Thorgeirsdottir H, Briem N, Gunnarsdottir I (2017)
[Dietary intake of young Icelanders with psychotic disorders and weight development over an 8-12 months period]
Laeknabladid, 103 (6), 281-286
DOI 10.17992/lbl.2017.06.141, PubMed 28665288

Ingimarsson O, MacCabe JH, Haraldsson M, Jónsdóttir H, Sigurdsson E (2016)
Neutropenia and agranulocytosis during treatment of schizophrenia with clozapine versus other antipsychotics: an observational study in Iceland
BMC Psychiatry, 16 (1), 441
DOI 10.1186/s12888-016-1167-0, PubMed 27955666

Ingimarsson O, MacCabe JH, Haraldsson M, Jónsdóttir H, Sigurdsson E (2016)
Clozapine treatment and discontinuation in Iceland: A national longitudinal study using electronic patient records
Nord J Psychiatry, 70 (6), 450-5
DOI 10.3109/08039488.2016.1155234, PubMed 27049594

Jónsdóttir H, Opjordsmoen S, Birkenaes AB, Simonsen C, Engh JA, Ringen PA, Vaskinn A, Friis S, Sundet K, Andreassen OA (2012)
Predictors of medication adherence in patients with schizophrenia and bipolar disorder
Acta Psychiatr Scand, 127 (1), 23-33
DOI 10.1111/j.1600-0447.2012.01911.x, PubMed 22900964

Jónsdóttir H, Opjordsmoen S, Birkenaes AB, Engh JA, Ringen PA, Vaskinn A, Aamo TO, Friis S, Andreassen OA (2010)
Medication adherence in outpatients with severe mental disorders: relation between self-reports and serum level
J Clin Psychopharmacol, 30 (2), 169-75
DOI 10.1097/JCP.0b013e3181d2191e, PubMed 20520290

Ringen PA, Vaskinn A, Sundet K, Engh JA, Jónsdóttir H, Simonsen C, Friis S, Opjordsmoen S, Melle I, Andreassen OA (2009)
Opposite relationships between cannabis use and neurocognitive functioning in bipolar disorder and schizophrenia
Psychol Med, 40 (8), 1337-47
DOI 10.1017/S0033291709991620, PubMed 19891810

Simonsen C, Sundet K, Vaskinn A, Birkenaes AB, Engh JA, Faerden A, Jónsdóttir H, Ringen PA, Opjordsmoen S, Melle I, Friis S, Andreassen OA (2009)
Neurocognitive dysfunction in bipolar and schizophrenia spectrum disorders depends on history of psychosis rather than diagnostic group
Schizophr Bull, 37 (1), 73-83
DOI 10.1093/schbul/sbp034, PubMed 19443616

Engh JA, Friis S, Birkenaes AB, Jónsdóttir H, Klungsøyr O, Ringen PA, Simonsen C, Vaskinn A, Opjordsmoen S, Andreassen OA (2009)
Delusions are associated with poor cognitive insight in schizophrenia
Schizophr Bull, 36 (4), 830-5
DOI 10.1093/schbul/sbn193, PubMed 19176474

Vaskinn A, Sundet K, Friis S, Ueland T, Simonsen C, Birkenaes AB, Engh JA, Jónsdóttir H, Opjordsmoen S, Ringen PA, Andreassen OA (2009)
Using the Wisconsin Card Sorting Test to assess learning potential in normal IQ schizophrenia: does it have potential?
Nord J Psychiatry, 63 (5), 405-11
DOI 10.1080/08039480902879941, PubMed 19365785

Jónsdóttir H, Friis S, Horne R, Pettersen KI, Reikvam A, Andreassen OA (2008)
Beliefs about medications: measurement and relationship to adherence in patients with severe mental disorders
Acta Psychiatr Scand, 119 (1), 78-84
DOI 10.1111/j.1600-0447.2008.01279.x, PubMed 18983630

Birkenaes AB, Birkeland KI, Engh JA, Faerden A, Jonsdottir H, Ringen PA, Friis S, Opjordsmoen S, Andreassen OA (2008)
Dyslipidemia independent of body mass in antipsychotic-treated patients under real-life conditions
J Clin Psychopharmacol, 28 (2), 132-7
DOI 10.1097/JCP.0b013e318166c4f7, PubMed 18344722

Jónsdóttir H, Engh JA, Friis S, Birkenaes A, Ringen PA, Vaskinn A, Sundet K, Opjordsmoen S, Andreassen OA (2008)
Measurement of insight in patients with bipolar disorder: are self-rated scales developed for patients with schizophrenia applicable?
J Nerv Ment Dis, 196 (4), 333-5
DOI 10.1097/NMD.0b013e31816a62b2, PubMed 18414129

Simonsen C, Sundet K, Vaskinn A, Birkenaes AB, Engh JA, Hansen CF, Jónsdóttir H, Ringen PA, Opjordsmoen S, Friis S, Andreassen OA (2008)
Neurocognitive profiles in bipolar I and bipolar II disorder: differences in pattern and magnitude of dysfunction
Bipolar Disord, 10 (2), 245-55
DOI 10.1111/j.1399-5618.2007.00492.x, PubMed 18271903

Vaskinn A, Sundet K, Friis S, Simonsen C, Birkenaes AB, Jónsdóttir H, Ringen PA, Andreassen OA (2008)
Emotion perception and learning potential: mediators between neurocognition and social problem-solving in schizophrenia?
J Int Neuropsychol Soc, 14 (2), 279-88
DOI 10.1017/S1355617708080314, PubMed 18282325

Vik-Mo AO, Birkenaes AB, Fernø J, Jonsdottir H, Andreassen OA, Steen VM (2008)
Increased expression of lipid biosynthesis genes in peripheral blood cells of olanzapine-treated patients
Int J Neuropsychopharmacol, 11 (5), 679-84
DOI 10.1017/S1461145708008468, PubMed 18241359

Ringen PA, Melle I, Birkenaes AB, Engh JA, Faerden A, Jónsdóttir H, Nesvåg R, Vaskinn A, Friis S, Larsen F, Opjordsmoen S, Sundet K, Andreassen OA (2007)
Illicit drug use in patients with psychotic disorders compared with that in the general population: a cross-sectional study
Acta Psychiatr Scand, 117 (2), 133-8
DOI 10.1111/j.1600-0447.2007.01135.x, PubMed 18081921

Engh JA, Friis S, Birkenaes AB, Jónsdóttir H, Ringen PA, Ruud T, Sundet KS, Opjordsmoen S, Andreassen OA (2007)
Measuring cognitive insight in schizophrenia and bipolar disorder: a comparative study
BMC Psychiatry, 7, 71
DOI 10.1186/1471-244X-7-71, PubMed 18072961

Ringen PA, Lagerberg TV, Birkenaes AB, Engn J, Faerden A, Jónsdottir H, Nesvåg R, Friis S, Opjordsmoen S, Larsen F, Melle I, Andreassen OA (2007)
Differences in prevalence and patterns of substance use in schizophrenia and bipolar disorder
Psychol Med, 38 (9), 1241-9
DOI 10.1017/S003329170700236X, PubMed 18070373

Vaskinn A, Sundet K, Friis S, Simonsen C, Birkenaes AB, Engh JA, Jónsdóttir H, Ringen PA, Opjordsmoen S, Andreassen OA (2007)
The effect of gender on emotion perception in schizophrenia and bipolar disorder
Acta Psychiatr Scand, 116 (4), 263-70
DOI 10.1111/j.1600-0447.2007.00991.x, PubMed 17803756

Birkenaes AB, Opjordsmoen S, Brunborg C, Engh JA, Jonsdottir H, Ringen PA, Simonsen C, Vaskinn A, Birkeland KI, Friis S, Sundet K, Andreassen OA (2007)
The level of cardiovascular risk factors in bipolar disorder equals that of schizophrenia: a comparative study
J Clin Psychiatry, 68 (6), 917-23
DOI 10.4088/jcp.v68n0614, PubMed 17592917

Birkenaes AB, Søgaard AJ, Engh JA, Jonsdottir H, Ringen PA, Vaskinn A, Friis S, Sundet K, Opjordsmoen S, Andreassen OA (2006)
Sociodemographic characteristics and cardiovascular risk factors in patients with severe mental disorders compared with the general population
J Clin Psychiatry, 67 (3), 425-33
DOI 10.4088/jcp.v67n0314, PubMed 16649830