Visit no. | Location | Protocol/assessment | Additional information |
---|---|---|---|
1 | Remote (email or telephone) | Eligibility, consent, COVID-19 test documentation | Review inclusion and exclusion criteria, collect demographic characteristics, medical symptoms and history, and screen for eligibility based on inclusion/exclusion criteria and illness status (24 h before visit 2) |
2 | On site (in hospital) | Brain MRI, olfaction, vision, EEG, NIH Cognition Battery, Mnemonic Similarity Task | Order of brain MRI and other assessments will be interchanged (pseudorandomized) |
3 | Remote (teleconference via online meeting platform) | NIH Emotion Battery, NIH PROMIS, MBI-C, Post-COVID-19 Functional Status scale, SF-36 | – |
4 (3-mo follow-up) | On site (in hospital) | Brain MRI, olfaction, vision, EEG, NIH Cognition Battery, mnemonic similarity task | Contrast agent not injected for MRI |
5 (3-mo follow-up) | Remote (teleconference via online meeting platform) | NIH Emotion Battery, NIH PROMIS, MBI-C, Post-COVID-19 Functional Status scale, SF-36 | – |
Note: EEG = electroencephalography, MBI-C = Mild Behavioral Impairment Checklist, MRI = magnetic resonance imaging, NIH = National Institute of Health, NIH Toolbox = National Institutes of Health Toolbox for the Assessment of Neurological and Behavioral Function, PROMIS = Patient-Reported Outcomes Measurement Information System, SF-36 = 36-Item Short Form Survey.