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subjectkey |
GUID |
|
Required |
|
The NDAR Global Unique Identifier (GUID) for research subject |
NDAR*
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src_subject_id |
String |
20
|
Required |
|
Subject ID how it's defined in lab/project |
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interview_date |
Date |
|
Required |
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Date on which the interview/genetic test/sampling/imaging/biospecimen was completed. MM/DD/YYYY |
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interview_age |
Integer |
|
Required |
|
Age in months at the time of the interview/test/sampling/imaging. |
0::1440
|
Age is rounded to chronological month. If the research participant is 15-days-old at time of interview, the appropriate value would be 0 months. If the participant is 16-days-old, the value would be 1 month.
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sex |
String |
20
|
Required |
|
Sex of subject at birth |
M;F; O; NR
|
M = Male; F = Female; O=Other; NR = Not reported
|
gender |
Query
|
m100_left |
Float |
|
Recommended |
|
Left hemisphere M100 response latency (measured by MEG) to 500Hz tone stimulus |
80.0 :: 200.0
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|
Query
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m100_right |
Float |
|
Recommended |
|
Right hemisphere M100 response latency (measured by MEG) to 500Hz tone stimulus |
80.0 :: 200.0
|
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|
Query
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mmf_left |
Float |
|
Recommended |
|
Left hemisphere mismatchfield (MMF) response latency (measured by MEG) averaged over tone and vowel stimuli |
100.0 :: 400.0
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|
|
Query
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mmf_right |
Float |
|
Recommended |
|
Right hemisphere mismatchfield (MMF) response latency (measured by MEG) averaged over tone and vowel stimuli |
100.0 :: 400.0
|
|
|
Query
|
md_slf_left |
Float |
|
Recommended |
|
Mean diffusivity along the left hemisphere superior longitudinal fasciculus |
0.0 :: 0.003
|
Mean diffusivity is measured in mm^2/sec
|
|
Query
|
md_slf_right |
Float |
|
Recommended |
|
Mean diffusivity along the right hemisphere superior longitudinal fasciculus |
0.0 :: 0.003
|
Mean diffusivity is measured in mm^2/sec
|
|
Query
|
fa_slf_left |
Float |
|
Recommended |
|
Fractional anisotropy along the left hemisphere superior longitudinal fasciculus |
0.0::1.0
|
Fractional anisotropy is a ratio and has no unit
|
|
Query
|
fa_slf_right |
Float |
|
Recommended |
|
Fractional anisotropy along the right hemisphere superior longitudinal fasciculus |
0.0::1.0
|
Fractional anisotropy is a ratio and has no unit
|
|
|
image_file |
File |
|
Conditional |
isNull(manifest) |
Data file (image, behavioral, anatomical, etc) |
|
|
|
Query
|
image_file_format |
String |
50
|
Recommended |
|
Image file format |
AFNI; ANALYZE; AVI; BIORAD; BMP; BRIK; BRUKER; CHESHIRE; COR; DICOM; DM3; FITS; GE GENESIS; GE SIGNA4X; GIF; HEAD; ICO; ICS; INTERFILE; JPEG; LSM; MAGNETOM VISION; MEDIVISION; MGH; MICRO CAT; MINC; MIPAV XML; MRC; NIFTI; NRRD; OSM; PCX; PIC; PICT; PNG; QT; RAW; SPM; STK; TIFF; TGA; TMG; XBM; XPM; PARREC; MINC HDF; LIFF; BFLOAT; SIEMENS TEXT; ZVI; JP2; MATLAB; VISTA; ecat6; ecat7; PAR/REC; FIF; NIRS; DAT
|
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|
vendor |
String |
100
|
Recommended |
|
Vendor |
|
|
|
|
machine_model_name |
String |
50
|
Recommended |
|
Machine model name |
|
|
|
Query
|
mri_field_strength |
Float |
|
Recommended |
|
Field Strength of MRI (typically 1.5 or 3 T) |
0.0 :: 8.0
|
|
|
Query
|
dti_b_value |
Float |
|
Recommended |
|
"b-value" for DTI (typically 1000s/mm^2) |
0.0 :: 10000.0
|
B-value is measured in sec/mm^2
|
|
Query
|
dti_number_directions |
Integer |
|
Recommended |
|
Number of diffusion encoding directions (typically 6 or 30) |
6 :: 999
|
|
|
|
task |
String |
4,000
|
Recommended |
|
Cognitive process being studied |
|
|
|
|
stimulus_type |
String |
50
|
Recommended |
|
Stimulus set (e.g. "tones") |
|
|
|
Query
|
tone_freq |
Float |
|
Recommended |
|
Frequency of tone stimuli |
0.0 :: 20000.0
|
|
|
|
vowel_type |
String |
50
|
Recommended |
|
Vowels used (e.g. "a" or "a u") |
|
|
|
|
stimulus_level |
String |
50
|
Recommended |
|
Stimulus level (e.g. "45dB SL" or "70dB SPL") |
|
|
|
Query
|
number_trials |
Integer |
|
Recommended |
|
Number of trials of each stimulus type |
|
|
|
Query
|
filter_lo_pass |
Float |
|
Recommended |
|
Low pass filter used in determining MEG DV's |
1.0 :: 1200.0
|
|
|
Query
|
filter_hi_pass |
Float |
|
Recommended |
|
High pass filter used in determining MEG DV's |
0.0 :: 20.0
|
|
|
|
source_or_sensor |
String |
50
|
Recommended |
|
Were analyses conducted in source space or sensor space ? |
|
|
|
Query
|
sample_rate |
Float |
|
Recommended |
|
Acquisition sample rate |
0.0 :: 12000.0
|
|
|
|
manifest |
Manifest |
|
Conditional |
isNull(image_file) |
|
|
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|