Trial Outcomes & Findings for Advanced MRI Applications for Mild Traumatic Brain Injury-Phase 2 (NCT NCT02556177)

NCT ID: NCT02556177

Last Updated: 2019-09-10

Results Overview

MRI image data sets collected from subjects who completed the study.

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

477 participants

Primary outcome timeframe

Per patient scanning over 3 months

Results posted on

2019-09-10

Participant Flow

Participant milestones

Participant milestones
Measure
mTBI Patient Group (Segment 1)
1.5T or 3.0T MRI brain scanning with research sequences at 3 to 4 intervals in the acute period, with psychological cognitive evaluations at each MR visit Patients in the acute period following recent diagnosis of mild traumatic brain injury (mTBI) MRI: MRI scanning
Non-TBI Patients (Segment 2)
Control subjects with no recent mild traumatic brain injury. 1.5T or 3.0T MRI brain scanning with research sequences at 3 to 4 intervals in the acute period, with psychological cognitive evaluations at each MR visit MRI: MRI scanning
Overall Study
STARTED
325
152
Overall Study
COMPLETED
42
91
Overall Study
NOT COMPLETED
283
61

Reasons for withdrawal

Reasons for withdrawal
Measure
mTBI Patient Group (Segment 1)
1.5T or 3.0T MRI brain scanning with research sequences at 3 to 4 intervals in the acute period, with psychological cognitive evaluations at each MR visit Patients in the acute period following recent diagnosis of mild traumatic brain injury (mTBI) MRI: MRI scanning
Non-TBI Patients (Segment 2)
Control subjects with no recent mild traumatic brain injury. 1.5T or 3.0T MRI brain scanning with research sequences at 3 to 4 intervals in the acute period, with psychological cognitive evaluations at each MR visit MRI: MRI scanning
Overall Study
Subjects did not complete all 4 visits
283
61

Baseline Characteristics

8 subjects in Segment 1 did not collect age, as a result the overall subjects to be counted for age is 317. 13 subjects in Segment 2 did not collect age, as a result the overall subjects to be counted for age is 139.

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
mTBI Patient Group (Segment 1)
n=325 Participants
1.5T or 3.0T MRI brain scanning with research sequences at 3 to 4 intervals in the acute period, with psychological cognitive evaluations at each MR visit Patients in the acute period following recent diagnosis of mild traumatic brain injury (mTBI) MRI: MRI scanning
Non-TBI Patients (Segment 2)
n=152 Participants
Control subjects with no recent mild traumatic brain injury. 1.5T or 3.0T MRI brain scanning with research sequences at 3 to 4 intervals in the acute period, with psychological cognitive evaluations at each MR visit MRI: MRI scanning
Total
n=477 Participants
Total of all reporting groups
Age, Categorical
<=18 years
168 Participants
n=317 Participants • 8 subjects in Segment 1 did not collect age, as a result the overall subjects to be counted for age is 317. 13 subjects in Segment 2 did not collect age, as a result the overall subjects to be counted for age is 139.
76 Participants
n=139 Participants • 8 subjects in Segment 1 did not collect age, as a result the overall subjects to be counted for age is 317. 13 subjects in Segment 2 did not collect age, as a result the overall subjects to be counted for age is 139.
244 Participants
n=456 Participants • 8 subjects in Segment 1 did not collect age, as a result the overall subjects to be counted for age is 317. 13 subjects in Segment 2 did not collect age, as a result the overall subjects to be counted for age is 139.
Age, Categorical
Between 18 and 65 years
149 Participants
n=317 Participants • 8 subjects in Segment 1 did not collect age, as a result the overall subjects to be counted for age is 317. 13 subjects in Segment 2 did not collect age, as a result the overall subjects to be counted for age is 139.
63 Participants
n=139 Participants • 8 subjects in Segment 1 did not collect age, as a result the overall subjects to be counted for age is 317. 13 subjects in Segment 2 did not collect age, as a result the overall subjects to be counted for age is 139.
212 Participants
n=456 Participants • 8 subjects in Segment 1 did not collect age, as a result the overall subjects to be counted for age is 317. 13 subjects in Segment 2 did not collect age, as a result the overall subjects to be counted for age is 139.
Age, Categorical
>=65 years
0 Participants
n=317 Participants • 8 subjects in Segment 1 did not collect age, as a result the overall subjects to be counted for age is 317. 13 subjects in Segment 2 did not collect age, as a result the overall subjects to be counted for age is 139.
0 Participants
n=139 Participants • 8 subjects in Segment 1 did not collect age, as a result the overall subjects to be counted for age is 317. 13 subjects in Segment 2 did not collect age, as a result the overall subjects to be counted for age is 139.
0 Participants
n=456 Participants • 8 subjects in Segment 1 did not collect age, as a result the overall subjects to be counted for age is 317. 13 subjects in Segment 2 did not collect age, as a result the overall subjects to be counted for age is 139.
Sex: Female, Male
Female
141 Participants
n=317 Participants • 8 subjects in Segment 1 did not collect gender, as a result the overall subjects to be counted for gender is 317. 13 subjects in Segment 2 did not collect gender, as a result the overall subjects to be counted for gender is 139.
76 Participants
n=139 Participants • 8 subjects in Segment 1 did not collect gender, as a result the overall subjects to be counted for gender is 317. 13 subjects in Segment 2 did not collect gender, as a result the overall subjects to be counted for gender is 139.
217 Participants
n=456 Participants • 8 subjects in Segment 1 did not collect gender, as a result the overall subjects to be counted for gender is 317. 13 subjects in Segment 2 did not collect gender, as a result the overall subjects to be counted for gender is 139.
Sex: Female, Male
Male
176 Participants
n=317 Participants • 8 subjects in Segment 1 did not collect gender, as a result the overall subjects to be counted for gender is 317. 13 subjects in Segment 2 did not collect gender, as a result the overall subjects to be counted for gender is 139.
63 Participants
n=139 Participants • 8 subjects in Segment 1 did not collect gender, as a result the overall subjects to be counted for gender is 317. 13 subjects in Segment 2 did not collect gender, as a result the overall subjects to be counted for gender is 139.
239 Participants
n=456 Participants • 8 subjects in Segment 1 did not collect gender, as a result the overall subjects to be counted for gender is 317. 13 subjects in Segment 2 did not collect gender, as a result the overall subjects to be counted for gender is 139.
Race and Ethnicity Not Collected
0 Participants
Race and Ethnicity were not collected from any participant.
Region of Enrollment
United States
325 participants
n=325 Participants
152 participants
n=152 Participants
477 participants
n=477 Participants

PRIMARY outcome

Timeframe: Per patient scanning over 3 months

MRI image data sets collected from subjects who completed the study.

Outcome measures

Outcome measures
Measure
mTBI Patient Group (Segment 1)
n=325 Participants
1.5T or 3.0T MRI brain scanning with research sequences at 3 to 4 intervals in the acute period, with psychological cognitive evaluations at each MR visit Patients in the acute period following recent diagnosis of mild traumatic brain injury (mTBI) MRI: MRI scanning
Non-TBI Patients (Segment 2)
n=152 Participants
Control subjects with no recent mild traumatic brain injury. 1.5T or 3.0T MRI brain scanning with research sequences at 3 to 4 intervals in the acute period, with psychological cognitive evaluations at each MR visit MRI: MRI scanning
MRI Image Data Sets
Study Visit 1 images collected
79 Images collected
150 Images collected
MRI Image Data Sets
Study Visit 2 images collected
290 Images collected
111 Images collected
MRI Image Data Sets
Study Visit 3 images collected
240 Images collected
105 Images collected
MRI Image Data Sets
Study Visit 4 images collected
218 Images collected
118 Images collected
MRI Image Data Sets
Total number of images collected
827 Images collected
484 Images collected

PRIMARY outcome

Timeframe: Per patient scanning over 3 months

Neuropsychological assessments collected from subjects who completed the study.

Outcome measures

Outcome measures
Measure
mTBI Patient Group (Segment 1)
n=325 Participants
1.5T or 3.0T MRI brain scanning with research sequences at 3 to 4 intervals in the acute period, with psychological cognitive evaluations at each MR visit Patients in the acute period following recent diagnosis of mild traumatic brain injury (mTBI) MRI: MRI scanning
Non-TBI Patients (Segment 2)
n=152 Participants
Control subjects with no recent mild traumatic brain injury. 1.5T or 3.0T MRI brain scanning with research sequences at 3 to 4 intervals in the acute period, with psychological cognitive evaluations at each MR visit MRI: MRI scanning
Neuropsychological Assessments
Visit 1 Neuropsychological assessments
84 Neuropsychological assessments
152 Neuropsychological assessments
Neuropsychological Assessments
Visit 2 Neuropsychological assessments
303 Neuropsychological assessments
114 Neuropsychological assessments
Neuropsychological Assessments
Visit 3 Neuropsychological assessments
244 Neuropsychological assessments
107 Neuropsychological assessments
Neuropsychological Assessments
Visit 4Neuropsychological assessments
222 Neuropsychological assessments
119 Neuropsychological assessments
Neuropsychological Assessments
Total number of Neuropsychological assessments
853 Neuropsychological assessments
492 Neuropsychological assessments

Adverse Events

mTBI Patient Group (Segment 1)

Serious events: 0 serious events
Other events: 22 other events
Deaths: 0 deaths

Non-TBI Patients (Segment 2)

Serious events: 0 serious events
Other events: 1 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
mTBI Patient Group (Segment 1)
n=325 participants at risk
1.5T or 3.0T MRI brain scanning with research sequences at 3 to 4 intervals in the acute period, with psychological cognitive evaluations at each MR visit Patients in the acute period following recent diagnosis of mild traumatic brain injury (mTBI) MRI: MRI scanning
Non-TBI Patients (Segment 2)
n=152 participants at risk
Control subjects with no recent mild traumatic brain injury. 1.5T or 3.0T MRI brain scanning with research sequences at 3 to 4 intervals in the acute period, with psychological cognitive evaluations at each MR visit MRI: MRI scanning
Nervous system disorders
Peripheral Nerve Stimulation
1.5%
5/325 • Number of events 5 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
0.00%
0/152 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
Nervous system disorders
Claustrophobia
2.2%
7/325 • Number of events 7 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
0.66%
1/152 • Number of events 1 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
General disorders
Headache
0.62%
2/325 • Number of events 2 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
0.00%
0/152 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
Psychiatric disorders
Anxiety
0.31%
1/325 • Number of events 1 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
0.00%
0/152 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
General disorders
Pain
0.92%
3/325 • Number of events 3 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
0.00%
0/152 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
Nervous system disorders
Concussion
0.92%
3/325 • Number of events 3 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
0.00%
0/152 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
Musculoskeletal and connective tissue disorders
ACL tear
0.31%
1/325 • Number of events 1 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.
0.00%
0/152 • Each visit lasted approximately 90 minutes.
Subjects were followed for adverse events and device effects from the time they arrived for each study visit (immediately after providing informed consent for the first visit, and upon arriving to the study area for each subsequent visit,) until the subject left the study area after each visit.

Additional Information

John Strohmeyer

GE Healthcare

Phone: 609-865-7423

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place