NCT01574976

Brief Summary

The purpose of this study is to determine how feedback and practice affect decision making in adolescents with attention deficit and hyperactivity disorder. Participants will have to choose between low and certain outcome and a higher but uncertain outcome, with or without serial feedback after each trial. Participants will perform the task twice to examine practice effects.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
80

participants targeted

Target at P50-P75 for not_applicable

Timeline
Completed

Started May 2015

Shorter than P25 for not_applicable

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

April 1, 2012

Completed
9 days until next milestone

First Posted

Study publicly available on registry

April 10, 2012

Completed
3.1 years until next milestone

Study Start

First participant enrolled

May 1, 2015

Completed
2 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

July 1, 2015

Completed
4 months until next milestone

Study Completion

Last participant's last visit for all outcomes

November 1, 2015

Completed
Last Updated

November 17, 2015

Status Verified

November 1, 2015

Enrollment Period

2 months

First QC Date

April 1, 2012

Last Update Submit

November 16, 2015

Conditions

ADHD

Keywords

ADHDprobabilisticchoicefeedbackpractice

Outcome Measures

Primary Outcomes (1)

  • probabilistic choice

    The number of risky outcomes a subject chose on a probabilistic choice paradigm

    1 year

Study Arms (4)

control, no feeback

ACTIVE COMPARATOR

subjects without ADHD, probabilistic choices without feedback

Behavioral: probabilistic choice

control, feedback

ACTIVE COMPARATOR

subjects without ADHD, probabilistic choices with feedback

Behavioral: probabilistic choice

ADHD, no feedback

EXPERIMENTAL

subjects with ADHD, probabilistic choices without feedback

Behavioral: probabilistic choice

adhd, feedback

EXPERIMENTAL

subjects with ADHD, probabilistic choices with feedback

Behavioral: probabilistic choice

Interventions

probabilistic choiceBEHAVIORAL

subjects should choose between low-certain outcome and high-uncertain outcome

ADHD, no feedbackadhd, feedbackcontrol, feedbackcontrol, no feeback

Eligibility Criteria

Age13 Years - 18 Years
Sexall
Healthy VolunteersYes
Age GroupsChild (0-17), Adult (18-64)

You may qualify if:

  • ADHD

You may not qualify if:

  • Current major depression,
  • Psychosis,
  • Autism,
  • Tourette syndrome

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Shaare Zedek Medical Center

Jerusalem, Israel, 91031, Israel

Location

MeSH Terms

Conditions

Attention Deficit Disorder with Hyperactivity

Condition Hierarchy (Ancestors)

Attention Deficit and Disruptive Behavior DisordersNeurodevelopmental DisordersMental Disorders

Study Officials

  • Yehuda Pollak, PhD

    Shaare Zedek Medical Center

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
PARTICIPANT
Purpose
BASIC SCIENCE
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
clinical neuropsychologist

Study Record Dates

First Submitted

April 1, 2012

First Posted

April 10, 2012

Study Start

May 1, 2015

Primary Completion

July 1, 2015

Study Completion

November 1, 2015

Last Updated

November 17, 2015

Record last verified: 2015-11

Locations

IL(1)