Data collection
Example 1¶
The following is an example checklist for setting up a participant in the MRI to avoid motion-related or foreign object-related artifacts:
BEFORE SCAN DATE
- Confirm that participant does not have any MRI contraindications
- Remind participant that any jewelry should be removed prior to the scan
- If allowed to wear street clothes, remind participant to avoid clothing with metal or that would uncomfortable to lie in for the duration of the scan
- If participant has indicated nervousness or history of claustrophobia, utilize mock scanner
DAY OF SCAN, PRIOR TO PARTICIPANT ARRIVAL
- Prepare consent documents and MRI safety screener
- Prepare scrubs and MR-compatible glasses if applicable
- Setup scanner bed with proper headcoil, under-knee padding, neck padding, and any other padding necessary for safety and comfort
- Check stimulus display and response device
SCAN TIME
- Have participant fill out consent documents and MRI safety screener, and verbally confirm responses, paying attention to frequently forgotten devices and implants, like orthodontia
- Have participant empty their pockets or change into scrubs, and remove all jewelry/hair accessories and check for any missed metallic objects with the scan center’s preferred method
- Instruct participant on staying still and encourage them to request breaks if necessary
- Solicit feedback on participant’s comfort while positioning them on the scanner bed and suggest ergonomic positioning of arms to avoid discomfort
- Follow the Scan console checklist.
DURING SCAN
- Check in with participant frequently
- Watch for motion if you can see the participant, or use motion monitoring equipment
AFTER SCAN
- Solicit more feedback on participant’s comfort for future sessions
- Run MRIQC to evaluate data
Example 2¶
BEFORE THE SCAN DATE (1-2 days)
- Call or email the participant before the appointment to remind them of the details and times, and confirm that they can still make it
- Register their confirmation in STRATA or reschedule the appointment (see scheduling SOPs).