Cognitive Training in Inpatient Treatment for Substance Use Disorders

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT02356718

Enrollment

111

Registered

2015-02-05

Start date

2015-01-31

Completion date

2016-07-31

Last updated

2016-07-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Substance Use Disorders

Brief summary

This study examines whether computer tasks can improve memory and other cognitive functions among patients receiving inpatient treatment for substance use disorders.

Detailed description

Participants will complete cognitive training sessions on a regular basis during inpatient treatment. Alternate versions of the computer tasks will be compared in a randomized design. Primary and secondary outcomes will consist of changes in cognitive performance before and after the training period.

Interventions

BEHAVIORALCognitive training activities

Training activities consist of computer tasks designed to improve memory and cognition. The intervention consists of 45-minute training sessions delivered regularly during inpatient treatment.

BEHAVIORALInpatient psychosocial therapy

Group psychosocial therapy delivered in an inpatient setting.

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

TREATMENT

Masking

DOUBLE (Subject, Outcomes Assessor)

Eligibility

Sex/Gender

ALL

Age

18 Years to 60 Years

Healthy volunteers

Inclusion criteria

* Participants must be patients registered for inpatient treatment at the Centre for Addiction and Mental Health * Age 18-60 * Fluency in English * Able to attend scheduled training sessions * Comfortable using a computer and mouse

Exclusion criteria

* Severe cognitive impairment * Current or past psychosis or diagnosis of schizophrenia * Photosensitive epilepsy or history of seizures triggered by light * Legal mandate to attend treatment

Design outcomes

Primary

Measure	Time frame	Description
Auditory memory capacity - WAIS Digit Span score	Baseline, 3 weeks	WAIS Digit Span score

Secondary

Measure	Time frame	Description
Auditory memory capacity - WAIS Letter-number sequencing score	Baseline to 3 weeks	WAIS Letter-number sequencing score
Visual memory capacity - WMS Spatial span score	Baseline to 3 weeks	WMS Spatial span score
Visual memory capacity - WMS Symbol span score	Baseline to 3 weeks	WMS Symbol span score
Training progress score - Cognitive progress indicator score	Baseline to 4 weeks	Cognitive progress indicator score

Countries

Canada

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026