NACCADRC UDS, SCAN Imaging Amyloid PET dataset. The data is sourced from the file(s) investigator_clariti_amyloidpetgaain_naccDEV.csv, investigator_scan_amyloidpetgaain_nacc73.csv, investigator_scan_mp_amyloidpetgaain_nacc73.csv.
Usage
data(amyloidpetgaain)Format
A data frame with 5735 rows and 33 variables:
- SOURCE
- NACCID
Participant ID
- NACCADC
ADC at which participant was seen (100 –9999)
- LONIUID
LONI Image ID (Prefix “I” followed by 8 numerals)
- SCANDATE
Scan acquisition date (YYYY-MM-DD)
- PROCESSDATE
Date quantification pipeline was run (YYYY-MM-DD)
- TRACER
PET Radiotracer ((1) FDG (2) PIB (3) Florbetapir (4) Florbetaben (5) NAV4694 (6) Flortaucipir (7) MK6240 (8) PI2620 (9) GTP1 (10) Flutemetamol (99) Unknown)
- TRACER_SUVR_WARNING
USE CENTILOIDS (NOT SUVRs) TO COMPARE ACROSS TRACERS, DO NOT COMPARE ACROSS ACQUISITION WINDOWS
- ACQUISITION_TIME
Acquisition start-stop time post-injection (minutes) ((1) 30-60 (2) 40-60 (3) 40-70 (4) 45-75 (5) 45-90 (6) 50-70 (7) 60-90 (8) 70-90 (9) 70-110 (10) 80-100 (11) 90-110)
- IN_CLARITI_PROJECT
- QC_STATUS
- AMYLOID_STATUS
Amyloid positivity ((0) negative (1) positive)
- CENTILOIDS
Centiloids (CLs) values
- GAAIN_SUMMARY_SUVR
GAAIN summary cortical SUVR normalized by GAAIN whole cerebellum
- GAAIN_WHOLECEREBELLUM_SUVR
Reference region - SUVR of GAAIN whole cerebellum normalized by GAAIN whole cerebellum
- GAAIN_COMPOSITE_REF_SUVR
Reference region - SUVR of composite ref region (volume-weighted mean of GAAIN whole cerebellum, GAAIN brainstem and NPDKA eroded WM) normalized by GAAIN whole cerebellum
- GAAIN_CEREBELLUM_CORTEX
Reference region - SUVR of GAAIN cerebellum grey matter
- NPDKA_ERODED_SUBCORTICALWM_SUVR
Reference region - SUVR of NPDKA eroded subcortical white matter normalized by NPDKA whole cerebellum; See SCAN MRI-Free Amyloid PET Methods document on LONI
- LONIUID_MULTI
- ACQUISITION_START
- ACQUISITION_END
- QC_IMAGE
- QC_TIMING
- QC_NOTES
- COMPLIANT_ACQUISITION_START
- COMPLIANT_ACQUISITION_END
- INJECTED_DOSE
- DYNAMIC
- SCAN_PROJECT
- CL_FAIL
- NPDKA_ERODED_SUBCORTICALWM_GAAINWC_SUVR
- VISIT
Visit Type ((BL) Baseline (FU) Followup)
- IN_SCAN_PROJECT
Is this record also in the SCAN project? ((0) No (1) Yes)
Examples
if (FALSE) { # \dontrun{
browseVignettes('NACCADRC')
} # }