David H. Erickson

ORCID: 0000-0002-1239-0283
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About
Contact & Profiles
Research Areas
  • Schizophrenia research and treatment
  • Child and Adolescent Psychosocial and Emotional Development
  • Anxiety, Depression, Psychometrics, Treatment, Cognitive Processes
  • Mental Health and Psychiatry
  • Mental Health Research Topics
  • Mental Health Treatment and Access
  • Behavioral and Psychological Studies
  • Obsessive-Compulsive Spectrum Disorders
  • Bipolar Disorder and Treatment
  • Early Childhood Education and Development
  • Psychosomatic Disorders and Their Treatments
  • Substance Abuse Treatment and Outcomes
  • Psychiatric care and mental health services
  • Treatment of Major Depression
  • Attachment and Relationship Dynamics

Royal Columbian Hospital
2007-2022

Fraser Health
2019-2022

University of British Columbia
1989-2022

Canadian Psychological Association
2014

Royal Ottawa Mental Health Centre
1998

University of Ottawa
1998

Glenrose Rehabilitation Hospital
1996

The Psychotic Symptom Rating Scales (PSYRATS) is an instrument designed to quantify the severity of delusions and hallucinations typically used in research studies clinical settings focusing on people with psychosis schizophrenia. It comprised auditory (AHS) subscales (DS), but these do not necessarily reflect psychological constructs causing intercorrelation between clusters scale items. Identification important some contexts because item clustering may be caused by underlying etiological...

10.1093/schbul/sbu014 article EN cc-by Schizophrenia Bulletin 2014-06-13

The Markers and Predictors of Psychosis study at the University British Columbia addresses role psychosocial factors, such as social relationships, in predicting short-term course first-episode schizophrenia. Before their first episode illness, schizophrenic subjects had fewer less satisfactory relationships than with affective psychosis a matched, normal comparison group. Nonfamily resources were positively associated good prognosis for both psychotic groups. While involvement family...

10.1176/ajp.146.11.1456 article EN American Journal of Psychiatry 1989-11-01

Cognitive-behavioral therapy (CBT) protocols for each of the anxiety disorders are robust and effective but best suited specialty clinics. This study assessed a format more suitable general clinics: single protocol based on standard CBT techniques designed to treat patients who have different in same group.Potential participants Vancouver, British Columbia, were administered structured clinical interview identify those with major disorders: panic disorder, or without agoraphobia;...

10.1176/ps.2007.58.9.1205 article EN Psychiatric Services 2007-09-01

Investigations of social support in schizophrenia have been relatively sparse. In this research, patients with 1st-episode or affective psychosis were asked to describe supportive relationships immediately prior their 1st lifetime treatment contact and interviewed 18 months 5 years later for assessment occupational functioning. The results indicated that 18-month adaptive functioning was lower than the year but at rose above seen both baseline months. Moreover, from nonfamily members network...

10.1037/0021-843x.107.4.681 article EN Journal of Abnormal Psychology 1998-11-01

Evidence assessing the outcome of cognitive behavioural therapy for anxiety is based on protocols specifically tailored individual disorders. To date, there little research that would assess a mode delivery designed routine service in typical clinical settings, i.e. group unselected, mixed groups The objective this pilot study to use program evaluation methods immediate and enduring improvements following 12-week Anxiety Management Group. Group participants had any 5 disorders described...

10.1080/16506070310001686 article EN Cognitive Behaviour Therapy 2003-11-01

Abstract Aim Individual Placement and Support is an effective vocational intervention for increasing competitive employment people with severe mental illness. Little known, however, about its effectiveness in the context of early psychosis. This study assesses improvements clients' a phase illness during which functional abilities often decline. Methods The trial design assessor‐blinded randomized clinical trial, set population‐based Early Psychosis Intervention program British Columbia,...

10.1111/eip.13005 article EN Early Intervention in Psychiatry 2020-06-24

Investigations of social support in schizophrenia have been relatively sparse. In this research, patients with 1st-episode or affective psychosis were asked to describe supportive relationships immediately prior their 1st lifetime treatment contact and interviewed 18 months 5 years later for assessment occupational functioning. The results indicated that 18-month adaptive functioning was lower than the year but at rose above seen both baseline months. Moreover, from nonfamily members network...

10.1037//0021-843x.107.4.681 article EN Journal of Abnormal Psychology 1998-01-01

Abstract Introduction: Cognitive‐behaviour therapy (CBT) for psychosis reduces the severity of medication‐resistant positive symptoms in chronic schizophrenia, but its efficacy early outpatients with a similar profile has not been established. Objective: This paper describes an uncontrolled evaluation CBT, added to medication and comprehensive care program, group stable outpatients. Patients: The sample was drawn from 24 consecutive referrals. Fourteen were eligible, i.e. had symptom(s) on...

10.1111/j.1751-7893.2010.00184.x article EN Early Intervention in Psychiatry 2010-06-10

Individual placement and support (IPS) is an evidence-based strategy that helps individuals with mental illness obtain maintain competitive employment. Despite the approach's overall success, almost half of IPS clients do not find work. Impairment in cognitive abilities may hamper employment limit benefits from rehabilitation services such as IPS. This randomized controlled trial aimed to assess effects adding remediation therapy (CRT) for who had difficulties finding employment.At 14 health...

10.1176/appi.ps.202100249 article EN Psychiatric Services 2022-09-06

Objective: To develop a reliable standardized assessment of psychiatric symptoms for use in clinical practice. Method: A 50‐item interview, the Current Psychiatric State 50 (CPS‐50), was used to assess 237 patients with range diagnoses. Ratings were made by interviewers after 2‐day training. Comparisons inter‐rater reliability on each item and eight subscales across four international centres between psychiatrists non‐psychiatrists. principal components analysis validate these scales....

10.1111/j.1600-0447.2004.00405.x article EN Acta Psychiatrica Scandinavica 2004-10-04

Noncompliance in preschool children is a common problem. In fact, it the most frequent complaint of parents referred to clinics for treatment behavior problems, and with mental disabilities. also underlies, or associated with, number other childhood disorders appears be significant predictor maladjustment later life. Thus, goal many programs improve their rate compliant behavior. Yet, despite its pervasiveness, little normative data exists on The purpose this study was collect natural rates...

10.1080/0300443961240109 article EN Early Child Development and Care 1996-01-01

Substantial evidence supports the use of either clozapine or cognitive-behaviour therapy (CBT) for refractory symptoms psychosis, and are recommended in many national guidelines. However, two treatments have not been directly compared a head-to-head trial. The aim this study is to estimate proportion clients with psychosis who might benefit from treatment. We reviewed charts 137 clients, consecutively referred speciality clinic against inclusion exclusion criteria both CBT. results indicate...

10.1080/23311908.2019.1611208 article EN cc-by Cogent Psychology 2019-01-01
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