Page Last Updated: June 1, 2026

Version: BR20.2.3đź”—

Release Date: 2026-01-27

Participants

3,605

Total Visits

8,415

V01: 3,545 | V02: 2,310
V03: 1,398 | V04: 679 | V05: 483

By Sex

V02 onwards visit done:
1,159 (F) | 1,271 (M)

V01 Only: 1,175 (Unknown)

BR20.2.3 Resolved Known Issuesđź”—

Table/Instrument By Domain Fixed Issue/Update
Behavior & Caregiver-Child Interaction
ecPROMIS CC Inf All participants that did not respond to any questions should now have summary score of blank/null instead of 0'.
MAPS-TL (Inf/Todd) & IBQ-R/ECBQ Added adjusted age
Biospecimens
Nails Added documentation to Nails Data Warning for special QNS cases: Interpretation of “QNS” in Confirmatory Results When a Positive Is Expected
Urine Converted negative values in 'bio_c_cot_u' to zeros
Neurocognition & Language
SPM-2 Added adjusted age
Novel Tech & Wearables
nt_ch_sens_{rcpt|setup} Updated data dictionary 'description' with text provided by WG in Biosensor Receipt ('date_taken') & Setup ('date_taken' & 'std_001__{01|02}').
Pregnancy & Exposure, Including Substance Use
APA 1/2 Added 'FociInterpretationScore' and 'FociRawScore' fields
EPDS Added adjusted age
TLFB Week 8 & 9 V01 variable values of '0' converted to 'NA'
TLFB Correct TLFB SU summary flags (“mm_substance” fields)