Enrollment Data

Enrollment Totals

• Total dyads enrolled across COMBO and ESPI COMBO: 2,051
  • Dyads enrolled in COMBO: 1,588
    • Dyads enrolled prenatally: 682
    • Dyads enrolled postnatally: 774
  • Dyads enrolled in ESPI-COMBO: 463
    • Dyads enrolled from University of Alabama-Birmingham: 87
    • Dyads enrolled from University of Utah: 243
    • Dyads enrolled from CUIMC: 133

Surveys Completed

• Prenatal: 665
• Postnatal: 6,431

Follow-up visits

• 4 month video: 581
• 6/9 month video (mother): 545
• 6/9 month video (baby): 558
• 12 month video: 16
• 24 month video: 843
• 36 month: 971
• 48month: 390
• QMR: 45
• fMRI (mother+infant): 77
• Mother interviews: 64
• Socialization Goals: 85

Olfaction and Biospecimens

• Smell test: 516
• Maternal blood: 70
• Cord blood: 61
• Placenta: 75

Last updated: 06/02/2025