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NIMH Data Archive
NDA ABCD CCF OAI NIAAADA AMP SCZ HEAL

Peds - Spectroscopy

553 Shared Subjects

Full spectroscopy data associated with the NIH Pediatric MRI Project
Neurosignal Recordings
Spectroscopy
10/11/2011
peds_spectro_additional02
12/16/2022
View Change History
02
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
Query timepoint_label String 50 Required Timepoint/visit label
Query age_days_date_of_visit_to_dob Integer Required Age in days at Visit (DoV-DoB), same as age of scan if obtained
f_mrs_raw_data_file_l_fwm_us File Recommended This is the raw MRS data file (Left frontal white matter), unsuppressed.
f_mrs_raw_data_file_l_fwm_ws File Recommended This is the raw MRS data file (Left frontal white matter), water suppressed.
Query mrs_csf_l_fwm Float Recommended This is the cerebral spinal fluid tissue content for the voxel (Left frontal white matter).
Query mrs_cho_csf_l_fwm Float Recommended This is the value for Choline compounds (Glycerophosphocholine and Phosphocholine) in this voxel adjusted for CSF content (Left frontal white matter).
Query mrs_cho_cr_pcr_l_fwm Float Recommended Choline compounds (Glycerophosphocholine and Phosphocholine) divided by the value of Creatine compounds in this voxel (Left frontal white matter). This is the value for Choline compounds (GPC and Phosphocholine) divided by the value of Creatine compounds in this voxel.
Query mrs_cr_pcr_csf_l_fwm Float Recommended Value for Creatine compounds (Creatine and Phosphocreatine) in this voxel adjusted for CSF content (Left frontal white matter).
Query mrs_fwhm_l_fwm Float Recommended Spectral linewidth: Full Width Half Maximum of primary (N-acetyl compounds) peak for this voxel (Left frontal white matter) The lower the value, the sharper the peak and better the spectra quality.
Query mrs_gm_l_fwm Float Recommended This is the grey-matter tissue content for the voxel (Left frontal white matter).
mrs_lcm_spectrum_pos_l_fwm File Recommended This is is the png screenshot of the voxel's anatomical location as displayed in the mrs software (Left frontal white matter).
Query mrs_naa_naag_csf_l_fwm Float Recommended This is the value for total N-acetyl compounds (NAA and NAAG) in this voxel, adjusted for CSF content (Left frontal white matter).
Query mrs_naa_naag_cr_pcr_l_fwm Float Recommended This is the value for total N-acetyl compounds (NAA and NAAG) divided by the value of Creatine compounds in this voxel (Left frontal white matter).
mrs_raw_data_file_endian_l_fwm String 20 Recommended This is a term describing the ordering of the least and most significant bits in the raw mrs data file (Left frontal white matter).
Query mrs_snr_l_fwm Integer Recommended This is the signal to noise ratio for the spectrum, a measure of spectra quality (Left frontal white matter).
Query mrs_wm_l_fwm Float Recommended This is the white-matter tissue content for the voxel (Left frontal white matter).
Query percent_sd_mrs_cr_pcr_l_fwm Integer Recommended Percent standard deviation for the metabolite value, a measure of the reliability of the value (Left frontal white matter).
Query percent_sd_mrs_naa_naag_l_fwm Integer Recommended Percent standard deviation for the metabolite value, a measure of the reliability of the value (Left frontal white matter).
mrsi_output_fwm_file File Recommended MRS processed FWM output file showing the fitted spectrum of interest
f_mrs_raw_data_file_l_pwm_us File Recommended This is the raw MRS data file Left parietal white matter), unsuppressed.
f_mrs_raw_data_file_l_pwm_ws File Recommended This is the raw MRS data file (Left parietal white matter), water suppressed.
Query mrs_csf_l_pwm Float Recommended This is the cerebral spinal fluid tissue content for the voxel (Left pareital white matter).
Query mrs_cho_csf_l_pwm Float Recommended This is the value for Choline compounds (Glycerophosphocholine and Phosphocholine) in this voxel adjusted for CSF content (Left parietal white matter).
Query mrs_cho_cr_pcr_l_pwm Float Recommended Choline compounds (Glycerophosphocholine and Phosphocholine) divided by the value of Creatine compounds in this voxel (Left parietal white matter). This is the value for Choline compounds (GPC and Phosphocholine) divided by the value of Creatine compounds in this voxel.
Query mrs_cr_pcr_csf_l_pwm Float Recommended Value for Creatine compounds (Creatine and Phosphocreatine) in this voxel adjusted for CSF content (Left parietal white matter).
Query mrs_fwhm_l_pwm Float Recommended Spectral linewidth: Full Width Half Maximum of the primary (N-acetyl compounds) peak for this voxel (Left parietal white matter). The lower the value, the sharper the peak and better the spectra quality.
Query mrs_gm_l_pwm Float Recommended This is the grey-matter tissue content for the voxel (Left parietal white matter).
mrs_lcm_spectrum_posi_l_pwm File Recommended This is is the png screenshot of the voxel's anatomical location as displayed in the mrs software (Left parietal white matter).
Query mrs_naa_naag_csf_l_pwm Float Recommended This is the value for total N-acetyl compounds (NAA and NAAG) in this voxel, adjusted for CSF content (Left parietal white matter).
Query mrs_naa_naag_cr_pcr_l_pwm Float Recommended This is the value for total N-acetyl compounds (NAA and NAAG) divided by the value of Creatine compounds in this voxel (Left parietal white matter).
mrs_raw_data_file_endian_l_pwm String 20 Recommended This is a term describing the ordering of the least and most significant bits in the raw mrs data file (Left parietal white matter).
Query mrs_snr_l_pwm Integer Recommended This is the signal to noise ratio for the spectrum, a measure of spectra quality (Left parietal white matter).
Query mrs_wm_l_pwm Float Recommended This is the white-matter tissue content for the voxel (Left parietal white matter).
Query percent_sd_mrs_cho_l_pwm Integer Recommended Percent standard deviation for the metabolite value, a measure of the reliability of the value (Left parietal white matter).
Query percent_sd_mrs_cr_pcr_l_pwm Integer Recommended Percent standard deviation for the metabolite value, a measure of the reliability of the value (Left parietal white matter).
Query percent_sd_mrs_naa_naag_l_pwm Integer Recommended Percent standard deviation for the metabolite value, a measure of the reliability of the value (Left parietal white matter).
mrsi_output_pwm_file File Recommended MRS processed PWM output file showing the fitted spectrum of interest
f_mrs_raw_data_file_l_th_us File Recommended This is the raw MRS data file (Left thalamus), unsuppressed.
f_mrs_raw_data_file_l_th_ws File Recommended This is the raw MRS data file (Left thalamus), water suppressed.
Query mrs_csf_l_th Float Recommended This is the cerebral spinal fluid tissue content for the voxel (Left thalamus).
Query mrs_cho_csf_l_th Float Recommended This is the value for Choline compounds (Glycerophosphocholine and Phosphocholine) in this voxel adjusted for CSF content (Left thalamus).
Query mrs_cho_cr_pcr_l_th Float Recommended Choline compounds (Glycerophosphocholine and Phosphocholine) divided by the value of Creatine compounds in this voxel (Left thalamus). This is the value for Choline compounds (GPC and Phosphocholine) divided by the value of Creatine compounds in this voxel.
Query mrs_cr_pcr_csf_l_th Float Recommended Value for Creatine compounds (Creatine and Phosphocreatine) in this voxel adjusted for CSF content (Left thalamus).
Query mrs_fwhm_l_th Float Recommended Spectral linewidth: Full Width Half Maximum of the primary (N-acetyl compounds) peak for this voxel (Left thalamus). The lower the value, the sharper the peak and better the spectra quality.
Query mrs_gm_l_th Float Recommended This is the grey-matter tissue content for the voxel (Left thalamus).
mrs_lcm_spectrum_position_l_th File Recommended This is is the png screenshot of the voxel's anatomical location as displayed in the mrs software (Left thalamus).
Query mrs_naa_naag_csf_l_th Float Recommended This is the value for total N-acetyl compounds (NAA and NAAG) in this voxel, adjusted for CSF content (Left thalamus).
Query mrs_naa_naag_cr_pcr_l_th Float Recommended This is the value for total N-acetyl compounds (NAA and NAAG) divided by the value of Creatine compounds in this voxel (Left thalamus).
mrs_raw_data_file_endian_l_th String 20 Recommended This is a term describing the ordering of the least and most significant bits in the raw mrs data file (Left thalamus).
mrs_raw_data_format_l_th_ws String 32 Recommended This is the file type for the raw mrs data file. Either Siemens or GE Pfile with the version (GE OS) number.
Query mrs_snr_l_th Integer Recommended This is the signal to noise ratio for the spectrum, a measure of spectra quality (Left thalamus).
Query mrs_wm_l_th Float Recommended This is the white-matter tissue content for the voxel (Left thalamus).
Query percent_sd_mrs_cho_l_th Integer Recommended Percent standard deviation for the metabolite value, a measure of the reliability of the value (Left thalamus).
Query percent_sd_mrs_cr_pcr_l_th Integer Recommended Percent standard deviation for the metabolite value, a measure of the reliability of the value (Left thalamus)
Query percent_sd_mrs_naa_naag_l_th Integer Recommended Percent standard deviation for the metabolite value, a measure of the reliability of the value (Left thalamus).
mrsi_output_th_file File Recommended MRS processed TH output file showing the fitted spectrum of interest
f_mrs_raw_data_file_ogm_us File Recommended This is the raw MRS data file (Occipital gray matter), unsuppressed.
f_mrs_raw_data_file_ogm_ws File Recommended This is the raw MRS data file (Occipital gray matter), water suppressed.
Query mrs_csf_ogm Float Recommended This is the cerebral spinal fluid tissue content for the voxel (Left occipital gray matter).
Query mrs_cho_csf_ogm Float Recommended This is the value for Choline compounds (Glycerophosphocholine and Phosphocholine) in this voxel adjusted for CSF content (Occipital gray matter).
Query mrs_cho_cr_pcr_ogm Float Recommended Choline compounds (Glycerophosphocholine and Phosphocholine) divided by the value of Creatine compounds in this voxel (Occipital gray matter). This is the value for Choline compounds (GPC and Phosphocholine) divided by the value of Creatine compounds in this voxel.
Query mrs_cr_pcr_csf_ogm Float Recommended Value for Creatine compounds (Creatine and Phosphocreatine) in this voxel adjusted for CSF content (Occipital gray matter).
Query mrs_fwhm_ogm Float Recommended Spectral linewidth: Full Width Half Maximum of the primary (N-acetyl compounds) peak for this voxel (Occipital gray matter). The lower the value, the sharper the peak and better the spectra quality.
Query mrs_gm_ogm Float Recommended This is the grey-matter tissue content for the voxel (Left occipital gray matter).
mrs_lcm_spectrum_position_ogm File Recommended This is is the png screenshot of the voxel's anatomical location as displayed in the mrs software (Occipital gray matter).
Query mrs_naa_naag_csf_ogm Float Recommended This is the value for total N-acetyl compounds (NAA and NAAG) in this voxel, adjusted for CSF content (Occipital gray matter).
Query mrs_naa_naag_cr_pcr_ogm Float Recommended This is the value for total N-acetyl compounds (NAA and NAAG) divided by the value of Creatine compounds in this voxel (Occipital gray matter).
mrs_raw_data_file_endian_ogm String 20 Recommended This is a term describing the ordering of the least and most significant bits in the raw mrs data file (Occipital gray matter).
Query mrs_snr_ogm Integer Recommended This is the signal to noise ratio for the spectrum, a measure of spectra quality (Occipital gray matter).
Query mrs_wm_ogm Float Recommended This is the white-matter tissue content for the voxel (Occipital gray matter).
Query percent_sd_mrs_cho_ogm Integer Recommended Percent standard deviation for the metabolite value, a measure of the reliability of the value (Occipital gray matter).
Query percent_sd_mrs_cr_pcr_ogm Integer Recommended Percent standard deviation for the metabolite value, a measure of the reliability of the value (Occipital gray matter).
Query percent_sd_mrs_naa_naag_ogm Integer Recommended Percent standard deviation for the metabolite value, a measure of the reliability of the value (Occipital gray matter).
mrsi_output_ogm_file File Recommended MRS processed OGM output file showing the fitted spectrum of interest
file_mrsi_raw_data File Recommended MRSI Raw Data File
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

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