Page Last Updated: June 1, 2026

Version: BR 6🔗

Release date: 2024-10-30

New features🔗

  • Derived 'SU' flag variable has been populated in the 'Basic Demographics' category with a 'Yes'/'No' output based on meeting any of the following criteria:
    • Self reported substance use (any SU flag on the TLFB)
    • BioSpecimen results (any positive BioSpecimen result on the USDTL Urine results table)
    • NOWS or FAS fields (Any positive response for these fields in the 'Health V2' form)
  • 'Child Demographics' - The following two placeholder entries included in the ‘basic_demographics’ category (Data should populate in future iterations once the data starts flowing into the LORIS database):
    • 'child_race'
    • 'child_ethnicity'
  • BioSpecimens: USDTL Urine BioSpecimen file included.
    • Prepended with the 'bio' domain
    • 'Visit label' added
    • 111 entries excluded as no DCCID found for ‘specimen ID’

Counts🔗

  • Total number of unique participants and visits included in data dump: 1,399
  • Total number of visits:
    • All: 1,919
    • V01: 1,127 (185 participants for which only V01 visit exists)
    • V02: 666
    • V03: 126