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List of works by Gagan Fervaha

A new wave of urologists? Graduating urology residents' practices of and attitudes toward social media

scientific article published on 19 March 2018

A preliminary examination of the validity and reliability of a new brief rating scale for symptom domains of psychosis: Brief Evaluation of Psychosis Symptom Domains (BE-PSD).

scientific article published on 8 June 2016

Abbreviated quality of life scales for schizophrenia: comparison and utility of two brief community functioning measures

scientific article published on 11 March 2014

Achievement motivation in early schizophrenia: Relationship with symptoms, cognition and functional outcome

scientific article published on 23 February 2017

Amotivation and functional outcomes in early schizophrenia ⬇️

scientific article published on December 15, 2013

Amotivation is associated with smaller ventral striatum volumes in older patients with schizophrenia

scientific article published on 7 November 2017

Antipsychotic response in first-episode schizophrenia: efficacy of high doses and switching ⬇️

scientific article published on May 22, 2013

Antipsychotics and amotivation

scientific article

Baseline social amotivation predicts 1-year functioning in UHR subjects: A validation and prospective investigation

scientific article published on 30 October 2015

Clinical and functional outcomes in people with schizophrenia with a high sense of well-being

scientific article published in March 2015

Clinical determinants of life satisfaction in chronic schizophrenia: data from the CATIE study

scientific article

Comparative efficacy between clozapine and other atypical antipsychotics on depressive symptoms in patients with schizophrenia: analysis of the CATIE phase 2E data

scientific article

Consistency between clinician and patient ratings of clozapine-induced side effects

scientific article published on 15 April 2016

Daily activity patterns in remitted first-episode schizophrenia

scientific article

Determinants of patient-rated and clinician-rated illness severity in schizophrenia

scientific article published on July 2015

Dissecting negative symptoms in schizophrenia: opportunities for translation into new treatments

scientific article

Distress related to subclinical negative symptoms in a non-clinical sample: Role of dysfunctional attitudes

scientific article published on 5 September 2015

Effect of Antipsychotic Dosing Regimen on Neurocognition in Schizophrenia

scientific article published on 16 October 2015

Effect of antipsychotic medication on overall life satisfaction among individuals with chronic schizophrenia: findings from the NIMH CATIE study

scientific article published on 15 March 2014

Effect of intrinsic motivation on cognitive performance in schizophrenia: a pilot study

scientific article published on 12 December 2013

Effectiveness of different dosing regimens of risperidone and olanzapine in schizophrenia

scientific article published on 9 January 2015

Effort-based decision making as an objective paradigm for the assessment of motivational deficits in schizophrenia

scientific article

Examination of the validity of the Brief Neurocognitive Assessment (BNA) for schizophrenia

scientific article published on 23 May 2015

Exploring personality traits related to dopamine D2/3 receptor availability in striatal subregions of humans

scientific article published on 27 February 2016

Exploring the relationship between social attachment and dopamine D2/3 receptor availability in the brains of healthy humans using [11C]-(+)-PHNO.

scientific article published on 12 February 2016

Extrapyramidal symptoms and cognitive test performance in patients with schizophrenia

scientific article published in December 2014

F121. DOES RELAPSE CONTRIBUTE TO TREATMENT RESISTANCE? ANTIPSYCHOTIC RESPONSE IN FIRST- VS. SECOND-EPISODE SCHIZOPHRENIA.

scientific article published in April 2018

F219. NOVEL OBJECTIVE ASSESSMENT OF ACTIVITY ENGAGEMENT IN SCHIZOPHRENIA USING WIRELESS MOTION CAPTURE.

scientific article published in April 2018

F225. LEVODOPA AUGMENTATION OF ANTIPSYCHOTICS FOR THE TREATMENT OF NEGATIVE SYMPTOMS IN SCHIZOPHRENIA.

scientific article

Impact of once- versus twice-daily perphenazine dosing on clinical outcomes: an analysis of the CATIE data

scientific article

Impaired insight into illness and cognitive insight in schizophrenia spectrum disorders: resting state functional connectivity

scientific article published on 8 November 2014

Impairments in both reward and punishment guided reinforcement learning in schizophrenia

scientific article published on 6 September 2013

Incentive motivation deficits in schizophrenia reflect effort computation impairments during cost-benefit decision-making

scientific article published on 28 August 2013

Incidence of Antipsychotic-Associated Side Effects: Impact of Clinician Versus Patient Ratings and Change Versus Absolute Scores

scientific article

Interpreting a Multivariate Analysis of Functional Neuroimaging Data ⬇️

scientific article published on May 29, 2012

Invalid responding in questionnaire-based research: Implications for the study of schizotypy ⬇️

scientific article published on July 1, 2013

Investigating consummatory and anticipatory pleasure across motivation deficits in schizophrenia and healthy controls

scientific article published on 23 April 2017

Lack of association between dopaminergic antagonism and negative symptoms in schizophrenia: a positron emission tomography dopamine D2/3 receptor occupancy study

scientific article published on 24 August 2016

Life satisfaction among individuals with schizophrenia in the Clinical Antipsychotic Trial of Intervention Effectiveness (CATIE) study

scientific article

Life satisfaction and happiness among young adults with schizophrenia

scientific article published in June 2016

Measuring motivation in people with schizophrenia

scientific article

Motivation and Social Cognition in Patients with Schizophrenia

scientific article

Motivational deficits and cognitive test performance in schizophrenia

scientific article published on September 2014

Motivational deficits in early schizophrenia: prevalent, persistent, and key determinants of functional outcome

scientific article published on 15 May 2015

Motivational deficits in major depressive disorder: Cross-sectional and longitudinal relationships with functional impairment and subjective well-being

scientific article

Negative symptoms of schizophrenia: clinical features, relevance to real world functioning and specificity versus other CNS disorders

scientific article

Neural substrates underlying effort computation in schizophrenia

scientific article published on 12 September 2013

Neurocognitive Benefits of Second-Generation Antipsychotics Versus Placebo: Insufficient Evidence Based on a Systematic Review

scientific article published on 26 January 2017

Neurocognitive impairment in the deficit subtype of schizophrenia

scientific article published on 11 August 2015

Neuroimaging findings in schizotypal personality disorder: A systematic review ⬇️

scientific article published on 05 December 2012

Neuroimaging findings in treatment-resistant schizophrenia: A systematic review: Lack of neuroimaging correlates of treatment-resistant schizophrenia

scientific article

Objective assessment of exploratory behaviour in schizophrenia using wireless motion capture

scientific article published on 24 September 2017

One-year symptom trajectories in patients with stable schizophrenia maintained on antipsychotics versus placebo: meta-analysis

scientific article published on 18 May 2017

Positive symptoms are associated with clinicians' global impression in treatment-resistant schizophrenia

scientific article

Quantifying intraindividual variations in plasma clozapine levels: a population pharmacokinetic approach

scientific article published on 12 April 2016

Reduced insulin sensitivity is related to less endogenous dopamine at D2/3 receptors in the ventral striatum of healthy nonobese humans

scientific article

Relationship between clinical improvement and functional gains with clozapine in schizophrenia

scientific article published on 12 August 2014

Relationship between symptomatic improvement and overall illness severity in patients with schizophrenia

scientific article

Reliability of a patient-reported outcome measure in schizophrenia: Results from back-to-back self-ratings

scientific article published on 27 July 2016

Reward motivation in humans and its relationship to dopamine D2/3 receptor availability: A pilot study with dual [11C]-raclopride and [11C]-(+)-PHNO imaging

scientific article published in February 2018

S175. AMOTIVATION IS ASSOCIATED WITH SMALLER VENTRAL STRIATUM VOLUMES IN OLDER PATIENTS WITH SCHIZOPHRENIA.

scientific article published in April 2018

S76. A BEHAVIOURAL ECONOMIC ANALYSIS OF EFFORT-RELATED CHOICE IN SCHIZOPHRENIA.

scientific article

SA109. Examining Reward Responsiveness and Expectancy Across a Dimension of Motivation Deficits in Schizophrenia.

scientific article

Schizophrenia, cognition, and psychosis

scientific article published in March 2014

Subtyping Schizophrenia by Treatment Response: Antipsychotic Development and the Central Role of Positive Symptoms

scientific article

Switching to Clozapine Using Immediate Versus Gradual Antipsychotic Discontinuation: A Pilot, Double-Blind, Randomized Controlled Trial

scientific article published on February 2017

The Effect of Clozapine on Hematological Indices: A 1-Year Follow-Up Study

scientific article

The neural correlates of apathy in schizophrenia: An exploratory investigation

scientific article published on 24 October 2017

The neurobiology of relapse in schizophrenia

scientific article published on 24 October 2013

Toward a more parsimonious assessment of neurocognition in schizophrenia: a 10-minute assessment tool

scientific article published on 24 January 2014

Treating Negative Symptoms in Schizophrenia: an Update

scientific article

Using poverty of speech as a case study to explore the overlap between negative symptoms and cognitive dysfunction

scientific article published on 27 May 2016

Validation of an abbreviated quality of life scale for schizophrenia

scientific article published on 9 December 2012

Values in First-Episode Schizophrenia

scientific article

What symptom domains are associated with patient distress in schizophrenia?

scientific article published on 31 May 2016

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