Does Your Child Have ADD or ADHD? 8 to 12 Year Olds Needed for a Research Study
What is the purpose of this study?
The purpose of this research study is to understand
brain development in children with Attention Deficit Disorder (ADD) and
Attention Deficit Hyperactivity Disorder (ADHD) compared to typical children
who do not have ADD, ADHD or other behavioral conditions. The focus is on learning more about the
brain’s abilities to control coordinated hand and finger movements.
Who can participate?
eligible to participate are children 8 to 12 years old who:
- Have been diagnosed with ADD or ADHD
- Have no
significant neurological, developmental or psychiatric diagnoses.
What is involved?
involves 2 visits. The following is a
list of procedures that may take place during the study:
- An initial screening
- Parent questionnaires
- MRI brain scan
- Clinical assessment/neuropsychological testing (achievement
- Several tests of coordination
- A procedure called a Transcranial Magnetic Stimulation (TMS) which
looks at brain development and motor skills
- Computer games
- A dose of a carbidopa/levodopa (sinemet®) pill or placebo (a pill
that looks like the study drug but contains no medication)
A detailed list of procedures will be provided to
anyone interested in knowing more about this study.
What are the benefits?
Your child may receive no direct benefit from
participating in this study. The greatest benefit is that your child may be
contributing to research that helps other children. Research studies are essential in finding new
and improved treatments and diagnostic tools.
Will I get all the facts about the study?
Parents interested in having their child
participate will be given a consent form that thoroughly explains all of the
details of the study. The form covers
all of the procedures, the risks, the benefits, the pay, who to contact with
questions or concerns and more. A member
of the study staff will review the consent form with you and will be sure that
all of your questions are answered.
Study procedures will not begin until a parent or guardian has signed
this form and, if of age, the child has given at minimum his/her verbal
What are the risks and discomforts of the study?
are limited risks associated with the use of TMS. Based on previous studies involving both
children and adults exposed to TMS, there may be mild and temporary side
effects such as scalp discomfort, hand weakness and headaches. The study drug
Carbidopa/Levodopa may cause nausea or stomach upset, furthermore, a single
dose of this medication is not anticipated to cause any serious side effects.
A detailed list of possible side effects will be
provided to those parents or guardians interested in knowing more about this
Do participants receive pay, compensation or reimbursement?
receive up to $50 per day (for 2 days) for their participation.
Who should I contact for more information?
Donald Gilbert, MD, MS
Director, Tourette Syndrome and Movement
Cincinnati Children’s Hospital Medical Center
Division of Neurology