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This is a U.S. Government computer system, which may be accessed and used only for authorized Government business by authorized personnel. Unauthorized access or use of this computer system may subject violators to criminal, civil, and/or administrative action. All information on this computer system may be intercepted, recorded, read, copied, and disclosed by and to authorized personnel for official purposes, including criminal investigations. Such information includes sensitive data encrypted to comply with confidentiality and privacy requirements. Access or use of this computer system by any person, whether authorized or unauthorized, constitutes consent to these terms. There is no right of privacy in this system.

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NIMH Data Archive
NDA ABCD CCF OAI NIAAADA AMP SCZ HEAL

Spectroscopy Form

876 Shared Subjects

N/A
Neurosignal Recordings
Spectroscopy
07/14/2010
cu_spectroscopy01
03/21/2023
View Change History
01
Definition
Submission Template
Query Element Name Data Type Size Required Description Value Range Notes Aliases
subjectkey GUID Required The NDAR Global Unique Identifier (GUID) for research subject NDAR*
src_subject_id String 20 Required Subject ID how it's defined in lab/project
interview_date Date Required Date on which the interview/genetic test/sampling/imaging/biospecimen was completed. MM/DD/YYYY
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.
mrs_raw_data_localizer File 255 Recommended MPCSI localizer: six axial, T1 weighted images, showing the placement of the multi-slice CSI acquisition.
mrs_raw_data_ovs File 255 Recommended OVS images: 54 images in DICOM format, Axial acquisition, T1 weighted, showing the results of the MPCSI fat suppression routine for each coil element individually and combined for each slice.
mrs_raw_data_pfile File 255 Recommended MPCSI P-file: GE file format containing the raw digitalization of the FID data for the MRS series, as well as scan-acquisition parameter header information and data structure for the file.
sex String 20 Required Sex of subject at birth M;F; O; NR M = Male; F = Female; O=Other; NR = Not reported gender
mrs_raw_data_sdat File Recommended KKI MEGA-PRESS data file: Philips SDAT file format containing the raw digitalization of the FID data for the MRS series
mrs_raw_data_spar File Recommended KKI MEGA-PRESS header file: Philips SPAR file format containing the scan-acquisition parameter header information
mrs_raw_water_sdat File Recommended KKI MEGA-PRESS water-reference data file: Philips SDAT file format containing the raw digitalization of the FID data for the water reference data
mrs_raw_water_spar File Recommended KKI MEGA-PRESS water-reference header file: Philips SPAR file format containing the scan-acquisition parameter header information.
comment String 500 Recommended Miscellaneous comments about assessment
data_file1 File 255 Required Data file 1
data_file1_type String 300 Required type of data file 1
scanner_manufacturer_pd String 30 Required Equipment Manufacturer
scanner_type_pd String 50 Required Equipment Type/name
magnetic_field_strength String 50 Required Magnetic field strength magneticfieldstrength
Query mrs_task Integer Recommended fMRS Task
1::3
1= Basal; 2= Associative memory-learning; 3= Rest
Query mrs_task_trial_measurement Integer Recommended Task condition of the trial measuremnet
1::4
1=checkerboard;2=rest;3=encoding;4=retrieval
Query mrs_trial_measurement_number Integer Recommended Trial measurement number
Query mri_repetition_time_pd Float Recommended Repetition Time (seconds) !=DICOM means not equal DICOM mrs_repetition_time
Query mri_echo_time_pd String 100 Recommended Echo Time (seconds) !=DICOM means not equal DICOM mrs_echo_time
Query mrs_complex_data_points Integer Recommended Number of Complex data points
Query mrs_dwell_time Float Recommended Dwell period between sampled points (microseconds)
Query mrs_number_averages Integer Recommended Number of averages
mrs_sequence_name String 30 Recommended MRS sequence Name
Query mrs_voxel_volume Float Recommended MRS Voxel Volume units cm3
Query mrs_voxel_dimension_sagittal Integer Recommended MRS Voxel dimension in the sagittal direction Millimeters
Query mrs_voxel_dimension_coronal Integer Recommended MRS Voxel dimension in the coronal direction Millimeters
Query mrs_voxel_dimension_axial Integer Recommended MRS Voxel dimension in the axial direction Millimeters
Query mrs_water_supression String 3 Recommended Water suppression on (yes or no) Yes;No
Query mrs_voxel_location String 5 Recommended MRS Voxel Location hippo;dlPFC;ACC; insula; auditory hippocampus, anterior cingulate (ACC), insula, auditory cortex, or dfPFC
Query mrs_voxel_location_side String 5 Recommended MRS Voxel Location Side Right;Left
Query experiment_id Integer Recommended ID for the Experiment/settings/run
custom_src_id String 30 Recommended Subject ID how it's defined in lab/project (used for source IDs that change depending on timepoint/visit/etc.)
Data Structure

This page displays the data structure defined for the measure identified in the title and structure short name. The table below displays a list of data elements in this structure (also called variables) and the following information:

  • Element Name: This is the standard element name
  • Data Type: Which type of data this element is, e.g. String, Float, File location.
  • Size: If applicable, the character limit of this element
  • Required: This column displays whether the element is Required for valid submissions, Recommended for valid submissions, Conditional on other elements, or Optional
  • Description: A basic description
  • Value Range: Which values can appear validly in this element (case sensitive for strings)
  • Notes: Expanded description or notes on coding of values
  • Aliases: A list of currently supported Aliases (alternate element names)
  • For valid elements with shared data, on the far left is a Filter button you can use to view a summary of shared data for that element and apply a query filter to your Cart based on selected value ranges

At the top of this page you can also:

  • Use the search bar to filter the elements displayed. This will not filter on the Size of Required columns
  • Download a copy of this definition in CSV format
  • Download a blank CSV submission template prepopulated with the correct structure header rows ready to fill with subject records and upload

Please email the The NDA Help Desk with any questions.

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