Page Last Updated: April 8, 2026

Version: BR20.2🔗

Release Date: 2025-12-16

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)

Features/General🔗

BioSpecimen Toxicology Results🔗

  • Ingestion into dat
  • Fixed missing plural on 'nails' for all nails field names
  • Changed from 'description' to 'Description' for DD element on BioSpecimen tables
  • Removed Creatine and MEP fields from ‘Urine Results’:
    • MEP
      • 'bio_bm_biosample_urine_results_bio_c_mep_u'
      • 'bio_bm_biosample_urine_results_bio_c_mep_u_cat'
      • 'bio_bm_biosample_urine_results_bio_c_mep_unit_u'
    • Creatine
      • 'bio_bm_biosample_urine_results_bio_creat_u'
      • 'bio_bm_biosample_urine_results_bio_creat_u_units'

Basic Demographics (sed_basic_demographics)🔗

  • Values for 'Mother Education', 'Mother Income' and 'Mother Race' (multi) populated based on V01 onwards
  • Updated ‘Description’ for selected items

Visit Data (par_visit_data)🔗

  • Biological Mother (BioSpecimen & TLFB) SU Flags fields
    • Added 'from Biological Mother' to ‘Description’
    • Added *_bm_* abbreviation
  • Child (Health V2) SU Flags fields
    • Added *_ch_* abbreviation
  • Added ‘Stimulant’ Rollover SU flag field
  • Updated 'Description' for Rollover SU flags in Visit Data
    • par_visit_data_su_flag_alcohol: 'Rolled up Alcohol SU flag across sources (BioSpecimens, TLFB Self-report, Health V2 FAS)'
    • par_visit_data_su_flag_cannabis: 'Rolled up Cannabis SU flag across sources (BioSpecimens, TLFB Self-report)'
    • par_visit_data_su_flag_nicotine: 'Rolled up Nicotine SU flag across sources (BioSpecimens, TLFB Self-report)'
    • par_visit_data_su_flag_opioid: 'Rolled up Opioid SU flag across sources (BioSpecimens, TLFB Self-report, Health V2 NOWS)'
    • par_visit_data_su_flag_stimulant: 'Rolled up Stimulant SU flag across sources (BioSpecimens, TLFB Self-report)'
  • Removed open text entries in 'reason_visit_missed' field
    • Open text entries found only for the 'Other' entry (last concatenated response)
  • Protocol Exception fields
    • ‘protocol_exception’
    • ‘protocol_exception_date’
  • Withdrawal fields
    • Removed ‘withdrawal’ and ‘withdrawal_reason’
    • Replaced 'withdrawal_date' with 'missed_visit_date'

Data Dictionary🔗

  • Added 'Description' content for 'Note' and other fields with blank 'Description' (APA, PMS, CDI)
    • Anthropometrics (ph_ch_anthro): ‘warning_message’
    • APA (pex_bm_apa):
      • ‘apa2_pers_note’
      • ‘apa2_anger_tscorenote’
      • ‘apa2_anx_tscorenote’
      • ‘apa2_somat_note’
      • ‘apa2_repet_focinote’
      • ‘apa2_mania_note’
      • ‘apa2_sleep_tscorenote’
  • CDI (ncl_ch_cdiwgen): 'wd__people_nmw_001’
  • PMS forms
    • ‘mh_cg_pms __cc__1to5_note’
    • ‘mh_cg_pms__cc__inf_note’
    • ‘mh_cg_pms__peer_note’
    • ‘mh_cg_pms__selfreg_note’
  • Adjusted 'Description' for selected Demographics fields
  • Changed 'source' for 'ra' forms from 'RA' to 'Research Assistant'
    • ‘RA Feedback’ (adm_ra_fbck)
    • ‘Pre/Post MRI Prep’ (mri_ra_prep)
  • Set 'source' for 'Visit Data' as: 'General'
  • Set 'domain' to 'Tabular Imaging' and 'Tabular EEG' for MR/EEG checklist forms
  • Addition of ‘subdomain’ DD element:
    • ‘Administrative’ for MRI/EEG checklist forms
    • ‘n/a’ for all other forms
  • Removed "Data entry not required" from TIC screener (sed_cg_tic_screener) table label

Database/Scoring🔗

  • BISQ (ph_cg_bisq) Score fields
    • Added:
      • ‘parent_behavior_score’
      • ‘parent_perception_score’
      • ‘total_score’
    • Excluded (no data available):
      • ‘infant_sleep_score’
      • Can be calculated based on: ‘total_score’3 – (‘parent_behavior_score’ + ‘parent_perception_score’*)
  • CHAOS (mh_cg_chaos)
    • Added prorated scoring
  • EEG Checklist (eeg_ch_chkl)
    • Implemented mapping and correct allocation of values
  • ecPROMIS instruments - Implemented prorated scoring and rescored:
    • ecPROMIS (1-5 y/o) - Caregiver-Child Interactions (mh_cg_pms__cc__1to5)
    • ecPROMIS (<1 y/o) Caregiver-Child Relationship Scale (mh_cg_pms__cc__inf)
    • ecPROMIS - Peer Relations (mh_cg_pms__peer)
    • ecPROMIS - Self Regulation (mh_cg_pms__selfreg)
  • eHITS (sed_bm_ehits)
    • Made 'total_score' blank if all responses are NA/DK/DTA
    • Removed 'score' field
  • ‘Pex Health’ forms
    • Adjustment to REDCap DD
    • Triggered import of missing values
  • TLFB (pex_ch_tlfb):
    • TLFB breakdown fields (reported frequency use for substance subcategories per week) included
    • Modified parser to extract more accurate ‘Date of Administration’ for subset of cases submitted late (based on ‘time_first_session’ instead of ‘time_completion’)
  • 'TIC Screener' (sed_cg_tic_screener)
    • Added 'Candidate Age' (candidate_age)
    • Based on 'Visit Start Date' as proxy for ‘Date of Administration’

Filters🔗

  • List of measures & fields included/excluded - 2.0
  • Anthropometrics (ph_ch_anthro): Excluded Z-Score fields
  • BioSensor Setup (nt_ch_sens_setup) - Excluded:
    • ‘rlg_001_i_01_cf’
    • ‘llg_001_i_01_cf’
    • ‘srs_001_i_01’
  • ecPROMIS PA/GS (ph_cg_pms__pags) - Excluded score fields:
    • ‘ph_cg_pms__pags_total_score’
    • ‘ph_cg_pms__pags_t_score’
    • ‘ph_cg_pms__pags_se_score’
  • eHITS (sed_bm_ehits) - Removed 'score' field
  • ‘Pre/Post MRI Prep’ (mri_ra_prep) - Excluded:
    • ‘mri_ra_prep_s1_mri_002’
    • ‘mri_ra_prep_s1_chk_001’ to ‘s1_chk_004’
    • ‘mri_ra_prep_s1_trp_001’ to ‘s4_trp_001’
  • SPM-2 Toddler (ncl_cg_spm2_i_tod) - Included:
    • ‘ncl_cg_spm2_i_tod_tss_t_score’
    • ‘ncl_cg_spm2_i_tod_soc_t_score’
    • ‘ncl_cg_spm2_i_tod_vis_t_score’
    • ‘ncl_cg_spm2_i_tod_hea_t_score’
    • ‘ncl_cg_spm2_i_tod_tou_t_score’
    • ‘ncl_cg_spm2_i_tod_tstsml_t_score’
    • ‘ncl_cg_spm2_i_tod_bod_t_score’
    • ‘ncl_cg_spm2_i_tod_bal_t_score’
    • ‘ncl_cg_spm2_i_tod_pla_t_score’

Genomics/Geocoding/Study Navigator🔗

  • Files included in ‘concatenated’ folder

BR20.2 Resolved Known Issues🔗

Demographics - Visit Information🔗
# Table/Var Fixed Issue/Update
1 par_visit_data Remove 'protocol_exception' field (3 cases with 'IRB Deviation')
2 par_visit_data Remove open text fields
3 par_visit_data Remove 'participant_withdrawal' and 'participant_withdrawal_reason' fields
4 par_visit_data Remove incorrect 'lol' test entry for 'Reason visit missed'
5 par_visit_data Set 'source' to 'General' across all items and set 'description' to 'Biological Mother' for all SU flag fields
Behavior & Caregiver-Child Interaction🔗
# Table/Var Fixed Issue/Update
1 CHAOS Scoring Correction: implement scoring, including prorated scores
2 ECBQ & IBQR Remove Variables: administration (all, partial, none) & data_taken
3 ecPROMIS Peer Relationships Correct prorated scoring
4 ecPROMIS Self-Reg/Flex Correct prorated scoring
5 ecPROMIS Ch-CG Rel Correct prorated scoring (for both versions: <1 yr & 1-5 yr)
Biospecimen & Omics🔗
# Table/Var Fixed Issue/Update
1 Urine Remove Variables: Remove (1) bio_c_mep_u; bio_c_mep_u_cat; bio_c_mep_unit_u (only keep nmep[normeperidine]) and (2) Creatinine variables (e.g. bio_creat_u and associated units field)
2 Nails/Urine Data Request: Add 'ANALYSIS DATE' for Biospec tables.
Novel Tech & Wearable Sensors🔗
# Table/Var Fixed Issue/Update
1 Biosensor Setup Remove fields: (1) sensor plan, (2) _cf variable for RL ID a, (3) _cf variable for LL ID
Physical Health🔗
# Table/Var Fixed Issue/Update
1 BISQ Add missing score fields: parent_behavior_score, parent_perception_score, total_score
2 ecPROMIS PA/Greenspace Data Error: Add missing score fields
3 ecPROMIS PA/Greenspace Removed score fields due to inaccurate values - noted as active known issue
4 Growth (ph_ch_anthro) Removed z-scores recalculated based on actual DOB (added for 20.1) due to identifiability risks (this has been noted again as an active known issue)
Pregnancy & Exposure, Including Substance Use🔗
# Table/Var Fixed Issue/Update
1 ASSIST V1 SME Request: (1) Order variables in the order of the survey and (2) Remove adjusted age, candidate age, and sequence fields
2 ASSIST V2 SME Request: (1) Order variables in the order of the survey; (2) Remove sequence field; (3) Address blanks and 2 outliers (.47, .55) in candidate_age
3 ASSIST V3 SME Request: (1) Order variables in the order of the survey; (2) Remove sequence & gestational_age fields; (3) Address why candidate_age is < 3-9 months in some instances
4 DSM5
(pex_bm_str__ptsd)
SME Request: (1) Remove sequence field (V1-3); (2) Remove candidate_age from V1; (3) Remove gestational_age from V2, V3; (3) Address outliers in candidate_age at V2 & V3
Social & Environmental Determinants🔗
# Table/Var Fixed Issue/Update
1 sed_bm_ehits Addressed differences between total_score and score
2 sed_cg_nsc (Experiences w/ Police) Remove instrument
EEG🔗
# Table/Var Fixed Issue/Update
1 EEG Addition of missing EEG capping quality variables for V03