Influence of sample size and analytic approach on stability and interpretation of brain-behavior correlations in task-related fMRI data.
Cheryl L Grady, Jenny R Rieck, Daniel Nichol...
https://pubmed.ncbi.nlm.nih.gov/32996635Actively Recruiting
Led by The Geneva Foundation · Updated on 2025-01-15
150
Participants Needed
1
Research Sites
24 weeks
Total Duration
T
The Geneva Foundation
Lead Sponsor
5
59th Medical Wing
Collaborating Sponsor
This research aims to identify the specific brain circuits involved in military aviator performance by studying which brain regions are active during virtual flight simulations using the Precision Instrument Control Task (PICT). The goal is to understand the neural connections that support precise flying skills, especially in highly trained military pilots, and to observe changes in brain function and structure over time as training progresses. Participants will undergo brain scans using functional Magnetic Resonance Imaging (fMRI) while performing flight simulations with a realistic virtual reality setup. The simulation uses high-resolution stereogenic goggles and a flight control system mimicking a jet cockpit, allowing detailed measurement of brain activity during tasks that simulate real flying conditions. Scans will be conducted twice, approximately two months apart, to compare brain activity and anatomy at separate training timepoints. During the study, participants will be closely monitored while performing the flight simulation inside the MRI scanner. Researchers will evaluate flight simulation scores based on reaction times and accuracy throughout the study period, which lasts up to 30 months from enrollment. The study also includes assessments of brain anatomy and functional connectivity changes, aiming to link these neurological factors with flight performance. Safety and comfort during MRI scanning will be ensured, and detailed imaging data will be collected to advance understanding of pilot training effects on brain function.
CONDITIONS
Determining Which Regions of the Brain Are Active During Flight Simulation at Separate Timepoints During Training
You may qualify if you...
You will not qualify if you...
Complete this quick 3-step screening to check your eligibility
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - 1 day
Participants complete an initial anatomic MRI and fMRI scan while using a virtual reality flight simulator to assess brain activity and anatomy during flight simulation tasks.
1 visit (in-person)
Duration - 1 day
Participants return approximately 2 months later (+/- 1 month) for repeat anatomic MRI and fMRI scans with the virtual reality flight simulator to assess changes in brain activity and anatomy.
1 visit (in-person)
Total: 1 location
1
Joint Base San Antonio - Randolph & Lackland
San Antonio, Texas, United States, 78150
Actively Recruiting
K
Katherine Walker-Rodriguez, Program Manager, MSN
A
Ayla Ulfberht, Research Coordinator
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
NA
Model
SINGLE_GROUP
Primary Purpose
DIAGNOSTIC
Number of Arms
1
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