List of works by Tor Ketil Larsen

"Everyone Needs a Friend Sometimes" - Social Predictors of Long-Term Remission In First Episode Psychosis

scientific article published on 04 October 2016

"Lanthanic Presentation" in First-Episode Psychosis Predicts Long Service Delay: The Challenge of Detecting Masked Psychosis

scientific article published on 11 August 2017

"With a little help from my friends" social predictors of clinical recovery in first-episode psychosis

scientific article published on 30 May 2017

0191 TWO YEAR OUTCOME AND PREDICTORS IN FIRST EPISODE PSYCHOSIS

0196 DOES EARLY DETECTION REDUCE USE OF INVOLUNTARY ADMISSIONS AND INFLUENCE ADHERENCE AND 2-YEAR OUTCOME?

0198 PATIENTS RECRUITED BY A DETECTION TEAM. ARE THEY MORE SERIOUSLY ILL? A TWO-YEAR FOLLOW-UP

0199 DOES EARLY DETECTION INFLUENCE SERVICE UTILIZATION? A 2-YEAR FOLLOW-UP

0209 IMPLEMENTING PSYCHOEDUCATIONAL MULTIFAMILY GROUP WORK IN A TREATMENT PROGRAM FOR PATIENTS WITH FIRST EPISODE PSYCHOSIS. EXPERIENCES FROM THE TIPS PROJECT

10 year course of IQ in first-episode psychosis: relationship between duration of psychosis and long-term intellectual trajectories

scientific article published on 8 December 2014

A 10-year follow-up study of violent victimization in first episode psychosis: Risk and protective factors

scientific article

A 2-year follow-up of involuntary admission's influence upon adherence and outcome in first-episode psychosis

scientific article published on 19 January 2010

A comparison of adolescent- and adult-onset first-episode, non-affective psychosis: 2-year follow-up

article by Johannes Langeveld et al published 23 March 2012 in European Archives of Psychiatry and Clinical Neuroscience

Antipsychotic treatment: experiences of fully recovered service users

scientific article published in March 2017

Apathy in first episode psychosis patients: a ten year longitudinal follow-up study

scientific article published on 27 January 2012

Are multi family groups appropriate for patients with first episode psychosis? A 5-year naturalistic follow-up study

article by Jan Ivar Røssberg et al published 11 May 2010 in Acta Psychiatrica Scandinavica

Attention deficit/hyperactivity disorder and interictal epileptiform discharges: it is safe to use methylphenidate?

scientific article

Baseline profiles of adolescent vs. adult-onset first-episode psychosis in an early detection program.

scientific article published on 5 February 2009

Body sway in below-knee amputees

scientific article published on December 1986

Causes and predictors of premature death in first-episode schizophrenia spectrum disorders

scientific article published on June 2017

Clinical epidemiologic first-episode psychosis: 1-year outcome and predictors

scientific article published in July 2007

Contrasting monosymptomatic patients with hallucinations and delusions in first-episode psychosis patients: a five-year longitudinal follow-up study

scientific article

Course and predictors of suicidality over the first two years of treatment in first-episode schizophrenia spectrum psychosis.

scientific article published in January 2010

Depressive symptoms in first-episode psychosis: a 10-year follow-up study

scientific article published on 23 June 2014

Does duration of untreated psychosis bias study samples of first-episode psychosis?

scientific article published in October 2004

Early Predictors of Ten-Year Course in First-Episode Psychosis

scientific article published on 16 November 2015

Early detection and intervention in first-episode schizophrenia: a critical review

scientific article

Early detection of first-episode psychosis: the effect on 1-year outcome

scientific article published on 29 June 2006

Early detection of psychosis: positive effects on 5-year outcome

article by Tor Ketil Larsen et al published 14 October 2010 in Psychological Medicine

Early detection of the first episode of schizophrenia and suicidal behavior

scientific article

Early detection strategies for untreated first-episode psychosis

scientific article

Early detection, early symptom progression and symptomatic remission after ten years in a first episode of psychosis study

scientific article published on 7 December 2012

Early identification and treatment of schizophrenia: conceptual and ethical considerations

scientific article published on 01 January 1996

Early identification of non-remission in first-episode psychosis in a two-year outcome study

article by Erik Simonsen et al published 18 August 2010 in Acta Psychiatrica Scandinavica

Effects of adductor-canal-blockade on pain and ambulation after total knee arthroplasty: a randomized study

scientific article published on 04 January 2012

Epilepsy in a large cohort of children diagnosed with attention deficit/hyperactivity disorders (ADHD).

scientific article published on 24 May 2013

Epileptiform abnormalities in children diagnosed with attention deficit/hyperactivity disorder ⬇️

scientific article published on November 1, 2010

Factors associated with involuntary admissions among patients with substance use disorders and comorbidity: a cross-sectional study

scientific article

First-episode psychosis patients recruited into treatment via early detection teams versus ordinary pathways: course and health service use during 5 years.

scientific article published on 13 August 2010

First-episode psychosis patients recruited into treatment via early detection teams versus ordinary pathways: course, outcome and health service use during first 2 years.

scientific article published in February 2007

First-episode psychosis: diagnostic stability over one and two years.

scientific article published on 19 July 2008

First-episode schizophrenia: I. Early course parameters

scientific article published on January 1996

First-episode schizophrenia: II. Premorbid patterns by gender

scientific article published in January 1996

Flat affect and social functioning: a 10 year follow-up study of first episode psychosis patients

scientific article published on 23 May 2012

Gender differences in suicidal behaviour in patients with first-episode psychosis

scientific article published on 5 December 2013

Geographical accessibility and duration of untreated psychosis: distance as a determinant of treatment delay

scientific article

Impact of interpersonal trauma on the social functioning of adults with first-episode psychosis

scientific article

Information Campaigns: 10 Years of Experience in the Early Treatment and Intervention in Psychosis (TIPS) Study

International Study on General Practitioners and Early Psychosis Questionnaire

Involuntary hospitalization of first-episode psychosis with substance abuse during a 2-year follow-up

scientific article published on 21 March 2011

Is going into stable symptomatic remission associated with a more positive development of life satisfaction? A 10-year follow-up study of first episode psychosis

scientific article

Is it possible to reduce the duration of untreated psychosis?

Is there an optimal factor structure of the Positive and Negative Syndrome Scale in patients with first-episode psychosis?

article by JOHANNES LANGEVELD et al published 18 December 2012 in Scandinavian Journal of Psychology

Long-term follow-up of the TIPS early detection in psychosis study: effects on 10-year outcome.

scientific article published in April 2012

Measurements of pressure on the sole of the foot in plaster of Paris casts on the lower leg.

scientific article published on April 1989

Measuring quality of life in first-episode psychosis.

scientific article published on 20 June 2005

Methodological pitfalls in early detection studies - the NAPE Lecture 2002. Nordic Association for Psychiatric Epidemiology

scientific article

Negotiating the boundaries of psychosis: A qualitative study of the service provider perspective on treatment delay in community mental health

scientific article published on 23 August 2017

Neurocognition and Duration of Psychosis: A 10-year Follow-up of First-Episode Patients

scientific article published on 21 June 2015

Neurocognition and occupational functioning in patients with first-episode psychosis: a 2-year follow-up study

scientific article published on 14 May 2011

Neurocognitive development in first episode psychosis 5 years follow-up: associations between illness severity and cognitive course

scientific article published in July 2013

Neurocognitive dysfunction in first-episode psychosis: Correlates with symptoms, premorbid adjustment, and duration of untreated psychosis (DUP)

Neurocognitive dysfunction in first-episode psychosis: correlates with symptoms, premorbid adjustment, and duration of untreated psychosis.

scientific article published in March 2004

Obstacles to care in first-episode psychosis patients with a long duration of untreated psychosis.

scientific article published on 27 May 2014

One-year effect of changing duration of untreated psychosis in a single catchment area.

scientific article published in December 2007

Optimizing health-care systems to promote early detection of psychosis

scientific article published on September 2009

Pathways to care for first-episode psychosis in an early detection healthcare sector: part of the Scandinavian TIPS study

scientific article

Patient satisfaction with treatment in first-episode psychosis

scientific article published on 18 January 2012

Personality disorders in first-episode psychosis

Predictors of involuntary hospitalizations to acute psychiatry

scientific article published on 8 February 2013

Premorbid adjustment in first-episode non-affective psychosis: distinct patterns of pre-onset course.

scientific article published in August 2004

Prevalence and clinical characteristics of patients with obsessive-compulsive disorder in first-episode psychosis

scientific article

Preventing Poor Vocational Functioning in Psychosis Through Early Intervention

scientific article published in September 2016

Psychological treatment in pre- and early psychosis

scientific article

Psychosis: conceptual and ethical aspects of early diagnosis and intervention

scientific article published in September 2002

Psychotherapy in Psychosis: Experiences of Fully Recovered Service Users

Reducing the duration of untreated first-episode psychosis: effects on clinical presentation.

scientific article published in February 2004

Relation between premorbid adjustment, duration of untreated psychosis and close interpersonal trauma in first-episode psychosis

scientific article published on 23 January 2016

Religiousness in First-Episode Psychosis

Response to Amos Letter

article published in 2012

S234. ONE-YEAR OUTCOME AND USE OF CLOZAPINE IN FIRST-EPISODE SCHIZOPHRENIA.

scientific article

SU47. Neurocognition and Substance use in First-Episode Psychosis: 10-Year Trajectories.

scientific article

Stability of medication in early psychosis: a comparison between second-generation and low-dose first-generation antipsychotics

scientific article published on February 2009

Subjective quality of life in first-episode psychosis. A ten year follow-up study

scientific article published on 29 February 2016

TC1A DRUG ABUSE IN FIRST EPISODE PSYCHOSIS. A 2-YEAR FOLLOW-UP

TC1B DOES EARLY DETECTION REDUCE SUICIDALITY? A 2-YEAR FOLLOW-UP

TC1C DOES EARLY DETECTION IMPROVE OUTCOME? A 2-YEAR FOLLOW-UP

TC1D INFORMATION CAMPAIGNS: THE CRUCIAL ELEMENT IN AN EARLY DETECTION (ED) PROGRAM?

Teachers' awareness for psychotic symptoms in secondary school: the effects of an early detection programme and information campaign

scientific article published in May 2011

Ten year neurocognitive trajectories in first-episode psychosis

scientific article published on 07 October 2013

The Effect of Substance Use on 10-Year Outcome in First-Episode Psychosis

scientific article published on 11 February 2017

The International Study on General Practitioners and Early Psychosis (IGPS).

scientific article published on 16 December 2008

The TIPS study and bias: replies to Dr Amos

scientific article published in September 2012

The central role of self-agency in clinical recovery from first episode psychosis

The concept of schizophrenia and phase-specific treatment: cognitive-behavioral treatment in pre-psychosis and in nonresponders

scientific article

The course of neurocognitive functioning in first-episode psychosis and its relation to premorbid adjustment, duration of untreated psychosis, and relapse

scientific article

The development of subjective quality of life over the first 2 years in first-episode psychosis

scientific article

The key to reducing duration of untreated first psychosis: information campaigns

scientific article published on 28 September 2007

The relationship of verbal learning and verbal fluency with written story production: implications for social functioning in first episode psychosis

scientific article published on 30 April 2012

Tips: Early detection and treatment of first episode psychosis

Treated incidence and baseline characteristics of substance induced psychosis in a Norwegian catchment area

scientific article

Treatment and violent behavior in persons with first episode psychosis during a 10-year prospective follow-up study

scientific article published on 15 May 2014

Up-regulation of NOTCH4 gene expression in bipolar disorder

scientific article published in December 2012

Variation in duration of untreated psychosis in an 18-year perspective

scientific article published on 17 June 2013

Verbal working memory deficits predict levels of auditory hallucination in first-episode psychosis

scientific article published on 20 January 2014

Visual Hallucinations in First-Episode Psychosis: Association with Childhood Trauma

scientific article published on 4 May 2016

Voluntary or involuntary acute psychiatric hospitalization in Norway: A 24 h follow up study

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