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Clinical Trial Details — Status: Recruiting

Administrative data

NCT number NCT02821975
Other study ID # Cognex-depression
Secondary ID
Status Recruiting
Phase N/A
First received June 6, 2016
Last updated June 29, 2016
Start date December 2015
Est. completion date October 2017

Study information

Verified date June 2016
Source University of Southern Denmark
Contact Anja F Elliott, BACH.MED.
Phone +45 60 79 57 24
Email anjaelliott@hotmail.com
Is FDA regulated No
Health authority Denmark: Danish Dataprotection AgencyDenmark: Ethics CommitteeDemark: OPEN - Odense Patient data Explorative Network
Study type Interventional

Clinical Trial Summary

Cognitive impairment plays an important role in functional recovery and leads to long-term sickness absence. Therefore there is a need of a treatment specifically improving cognitive functions. In this pilot study the investigators aim to evaluate the feasibility of using cognitive computer training in patients with unipolar depression to enhance cognitive performance. Further the investigators investigate whether this intervention shortens sick leave.


Description:

This study will evaluate cognitive computer training on patients in remission from depression by measuring the compliance and effect, investigating whether patients returned earlier to work and examine patients' physical and psychological health. This is done by comparing an intervention group and a control group.

Outpatients from psychiatric department Odense in Denmark will be recruited from December 2015 to July 2017.

At enrolment the participants wil be randomized 1:1 to either the intervention group or the control group. After the participants will complete a clinical interview and answer the The Short Form (36) Health Survey (SF-36) questionnaire. The participants' cognitive function and depression severity will be measured at baseline and three months follow-up. At nine months follow-up the participants will receive an email with the SF-36 questionnaire and questions about their education and work status, which they were required to answer.

The intervention is a cognitive computer program, consisting of different computer games. The intervention will start at enrolment and finish at the three months follow-up. The participants in the intervention group will do trainings session lasting 10-20 minutes three times a week. Each participant ends up with a total of 36 training sessions.


Recruitment information / eligibility

Status Recruiting
Enrollment 20
Est. completion date October 2017
Est. primary completion date October 2017
Accepts healthy volunteers No
Gender Both
Age group 20 Years to 63 Years
Eligibility Inclusion Criteria:

- a diagnosis of a moderate to severe unipolar depression according to the International Classification of Diseases -10 criteria

- receiving antidepressant medicine

- completed their treatment for depression

- not be in any risk of suicide

- study or work on reduced hours, be unemployed or on long-term sickness leave at enrolment.

Exclusion Criteria:

- neurological disease of the central nervous system

- alcohol or substance abuse

- pregnancy

- receiving disability pension

- receiving electroconvulsive therapy within the last 6 weeks.

Study Design

Allocation: Randomized, Intervention Model: Parallel Assignment, Masking: Open Label, Primary Purpose: Treatment


Intervention

Other:
Cognitive computer training
COGNIFIT is cognitive computer training. Its purpose is to improve cognitive function and is designed to accommodate each individual's cognitive strengths and weaknesses. The cognitive computer training last three months and must be done three times a week, in session lasting 10-20 minutes.

Locations

Country Name City State
Denmark Research Unit of Psychiatry, Psychiatric Unit Odense - University function Odense C Region of southern Denmark

Sponsors (1)

Lead Sponsor Collaborator
University of Southern Denmark

Country where clinical trial is conducted

Denmark, 

Outcome

Type Measure Description Time frame Safety issue
Other Compliance of cognitive computer training The participants were supposed to do 36 sessions of cognitive computer training during three months. The actual completed trainings sessions are available on the website of the cognitive computer training, called COGNIFIT. The compliance is defined as the percentage of actual completed training sessions of the 36 sessions of training. approximately nine months No
Other The difference in health status from baseline to 9 months follow-up in the intervention group compared to the control group. The health status is measured by a patient-reported survey called the The Short Form (36) Health Survey (SF-36) questionnaire approximately 15 months No
Other The difference in depression severity from baseline to 3 months follow-up in the intervention group compared to the control group. The depression severity is measured by Hamilton Rating Scale for Depression (17-items) approximately nine months No
Primary Employment status of the participants at nine months follow-up Questionnaire about employment status and will be send to the participants via email at nine months follow-up. The questionnaire include questions according to: current working situation; why they are not working; when they started working; do they work at the same workplace; do they have the same work assignments as before they got ill; do whey work the same number of hour as before the got ill. When the study is completed, approximately 15 months No
Secondary The difference in concentration from baseline to 3 months follow-up in the intervention group compared to the control group. Concentration is measured by The Digit Span Test approximately nine months No
Secondary The difference in attention from baseline to 3 months follow-up in the intervention group compared to the control group Attention is measured by The Letter Cancellation Test approximately nine months No
Secondary The difference in working memory from baseline to 3 months follow-up in the intervention group compared to the control group. Working memory is measured by The Letter Number Sequencing approximately nine months No
Secondary The difference in learning from baseline to 3 months follow-up in the intervention group compared to the control group. Learning is measured by the Rey Auditory Verbal Learning Test. approximately nine months No
Secondary The difference in executive function from baseline to 3 months follow-up in the intervention group compared to the control group. Executive function is measured by The Verbal Fluency approximately nine months No
Secondary The difference in psychomotor speed from baseline to 3 months follow-up in the intervention group compared to the control group. Psychomotor speed is measured by The Trial Making Test (TMT). approximately nine months No
Secondary The difference in executive function from baseline to 3 months follow-up in the intervention group compared to the control group. Executive function is measured by The Tower of London approximately nine months No
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