J O Johannessen

Summary

Country: Norway

Publications

  1. ncbi Early detection strategies for untreated first-episode psychosis
    J O Johannessen
    Rogaland Psychiatric Hospital, P O Box 1163, Hillevag, 4095, Stavanger, Norway
    Schizophr Res 51:39-46. 2001
  2. doi Baseline profiles of adolescent vs. adult-onset first-episode psychosis in an early detection program
    I Joa
    Psychiatric Division, Regional Centre for Clinical Research in Psychosis, Stavanger University Hospital, Stavanger, Norway
    Acta Psychiatr Scand 119:494-500. 2009
  3. doi Early detection of psychosis: positive effects on 5-year outcome
    T K Larsen
    Stavanger University Hospital, Psychiatric Clinic, Stavanger, Norway
    Psychol Med 41:1461-9. 2011
  4. ncbi Early detection and intervention in first-episode schizophrenia: a critical review
    T K Larsen
    University of Oslo, Norway, Roskilde County Psychiatric Hospital Fjorden, Denmark, Rogaland Psychiatric Hospital, Norway, , Oslo, Norway
    Acta Psychiatr Scand 103:323-34. 2001
  5. ncbi Premorbid functioning versus duration of untreated psychosis in 1 year outcome in first-episode psychosis
    T K Larsen
    Psychiatric Hospital of Rogaland, Armauer Hansensv 20, Stavanger, Norway
    Schizophr Res 45:1-9. 2000

Collaborators

Detail Information

Publications5

  1. ncbi Early detection strategies for untreated first-episode psychosis
    J O Johannessen
    Rogaland Psychiatric Hospital, P O Box 1163, Hillevag, 4095, Stavanger, Norway
    Schizophr Res 51:39-46. 2001
    ..DUP was reduced by 1.5 years (mean) from before the time the ED system was instituted (to 0.5 years). The ED strategies appear to be effective and to influence directly the community's help-seeking behaviour...
  2. doi Baseline profiles of adolescent vs. adult-onset first-episode psychosis in an early detection program
    I Joa
    Psychiatric Division, Regional Centre for Clinical Research in Psychosis, Stavanger University Hospital, Stavanger, Norway
    Acta Psychiatr Scand 119:494-500. 2009
    ..Psychotic disorders often start in adolescence. We aim to investigate premorbid and baseline differences characterizing patients with an onset of psychosis in adolescence versus adulthood...
  3. doi Early detection of psychosis: positive effects on 5-year outcome
    T K Larsen
    Stavanger University Hospital, Psychiatric Clinic, Stavanger, Norway
    Psychol Med 41:1461-9. 2011
    ..However, it is still unknown whether early treatment will lead to a better long-term outcome. This study reports the effects of reducing DUP on 5-year course and outcome...
  4. ncbi Early detection and intervention in first-episode schizophrenia: a critical review
    T K Larsen
    University of Oslo, Norway, Roskilde County Psychiatric Hospital Fjorden, Denmark, Rogaland Psychiatric Hospital, Norway, , Oslo, Norway
    Acta Psychiatr Scand 103:323-34. 2001
    ..At the time being reduction of DUP seems to be the most promising strategy. Intervention in the prodromal phase is more ethically and conceptually problematic...
  5. ncbi Premorbid functioning versus duration of untreated psychosis in 1 year outcome in first-episode psychosis
    T K Larsen
    Psychiatric Hospital of Rogaland, Armauer Hansensv 20, Stavanger, Norway
    Schizophr Res 45:1-9. 2000
    ..This study examines 1year outcome in patients having first-episode non-affective psychosis, with emphasis on Duration of Untreated Psychosis (DUP) and premorbid functioning, in order to clarify how these factors interact...