- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT01454141
Cognitive Control Training for Depression
14. oktober 2011 opdateret af: Boston University
Depression is frequently characterized by patterns of inflexible, maladaptive, and ruminative thinking styles; these patterns themselves are thought to result from a combination of decreased attentional control, decreased executive functioning, and increased negative affect.
Specifically, the dorsolateral prefrontal cortex has been hypothesized to play a central role in emotion regulation by recruiting resources necessary for executive control.
Recent advances have been made in neurobehavioral training strategies as interventions for emotional disorders such as depression.
Cognitive control training (CCT) uses computer-based exercises to recruit and activate prefrontal neural networks via repeated behavioral exercises, with the aim of strengthening cognitive and emotional functions.
A previous study found that severely depressed participants who received CCT exhibited reduced negative affect and rumination as well as improved focus and concentration.
The present study aimed to extend this line of research by employing a more stringent control group and testing the efficacy of three sessions of CCT over a two-week period in a community population with depressed mood.
Forty-eight participants with high BDI-II scores were randomized to CCT or a comparison condition (Peripheral Vision Training; PVT).
The investigators hypothesized that relative to a control condition (PVT), CCT would be associated with less self-reported negative mood and emotional reactivity.
Studieoversigt
Status
Afsluttet
Betingelser
Intervention / Behandling
Undersøgelsestype
Interventionel
Tilmelding (Faktiske)
56
Fase
- Ikke anvendelig
Kontakter og lokationer
Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.
Studiesteder
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Massachusetts
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Boston, Massachusetts, Forenede Stater, 02215
- Boston University
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Deltagelseskriterier
Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.
Berettigelseskriterier
Aldre berettiget til at studere
18 år til 65 år (Voksen, Ældre voksen)
Tager imod sunde frivillige
Ja
Køn, der er berettiget til at studere
Alle
Beskrivelse
Inclusion Criteria:
- BU students and local community members.
- At least 18 years of age.
- Familiarity with a computer keyboard.
- BDI-II score ≥ 17
Exclusion Criteria:
- BDI-II score < 17, or > 35
Studieplan
Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Grundvidenskab
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Ingen (Åben etiket)
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
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Eksperimentel: Peripheral Vision Task
During this task participants viewed a circular array of 15 discs and were asked to move their attention, but not their eyes, clockwise around the array while auditory tones were presented.
Following the presentation of a distinct target tone, the discs changed color and participants reported the color of the disc by pressing a designated button on the keyboard.
This task was developed to be a non-active control condition, targeting visual and occipital areas of the brain, and therefore allows us to discriminate between the effects of completing a computer-based task from interventions that specifically target the PFC.
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Three sessions of PVT.
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Eksperimentel: Cognitive Control Training
Cognitive Control Training (CCT) A modified version of the Paced Auditory Serial Addition Task (PASAT) and the Attention Control Intervention were used to train participants' attentional control in accordance with procedures used by Siegle and colleagues.
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Three sessions of CCT.
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Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
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Change in Beck Depression Inventory
Tidsramme: two weeks
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Change score in BDI was assessed between CCT and PVT groups.
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two weeks
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Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
---|---|---|
Change in Positive and Negative Affective Scale (PANAS)
Tidsramme: two weeks
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We looked at the change scores in positive and negative affectivity between CCT and PVT groups.
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two weeks
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Emotional Response and Recovery Task
Tidsramme: two weeks
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We looked at the emotional responses to IAPS images between CCT and PVT groups.
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two weeks
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Changes in Visual Analog Scales
Tidsramme: two weeks
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We looked at the change scores in visual analog scales (happy/sad) between CCT and PVT groups.
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two weeks
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Samarbejdspartnere og efterforskere
Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.
Sponsor
Datoer for undersøgelser
Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.
Studer store datoer
Studiestart
1. juli 2010
Primær færdiggørelse (Faktiske)
1. juni 2011
Studieafslutning (Faktiske)
1. juni 2011
Datoer for studieregistrering
Først indsendt
13. oktober 2011
Først indsendt, der opfyldte QC-kriterier
14. oktober 2011
Først opslået (Skøn)
18. oktober 2011
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Skøn)
18. oktober 2011
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
14. oktober 2011
Sidst verificeret
1. oktober 2011
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
- BU-2182E
Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .
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