ds004169/participants.json
2026-07-27 02:23:45 +00:00

61 lines
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JSON

{
"participant_id": {
"Description": "Participant identifier"
},
"family_id": {
"Description": "Family identifier (participants belonging to the same family share a family_id)"
},
"age": {
"Description": "Age (in years, rounded down) at session 1"
},
"age_ses02": {
"Description": "Age (in years, rounded down) at session 2"
},
"sex": {
"Description": "Sex of the participant as reported by the participant",
"Levels": {
"M": "male",
"F": "female"
}
},
"handedness": {
"Description": "Handedness of the participant as reported by the participant (all QTIM participants are right-handed)",
"Levels": {
"right": "right"
}
},
"ses01_T1w_acq": {
"Description": "T1w acquisition orientation at session 1",
"Levels": {
"1": "coronal",
"2": "sagittal"
}
},
"ses02_T1w_acq": {
"Description": "T1w acquisition orientation at session 2",
"Levels": {
"1": "coronal",
"2": "sagittal"
}
},
"ses01_dwi_acq": {
"Description": "Diffusion acquisition at session 1"
},
"ses02_dwi_acq": {
"Description": "Diffusion acquisition at session 2"
},
"nback_seq": {
"Description": "Stimulus presentation time for the nback task. During data acqusition for the 12 year old participants, the nback stimulus presentation time was increased as younger participants had difficulty with the 1 sec presentation",
"Levels": {
"1": "1000 milliseconds",
"2": "1500 milliseconds"
}
},
"group": {
"Description": "Is the participant part of the the test-retest or longitudinal subsample? Test-retest interval between scans approximately 3.5 months; longitudinal interval between scans approximately 3.5 years",
"Levels": {
"1": "test-retest",
"2": "longitudinal"
}
}
}