deltatrials
Completed NA INTERVENTIONAL 2-arm NCT02835612

Early Intervention Program for Preterm Infants and Their Parents: Establishing the Impact at 18 Months Corrected Age

Sponsor: Bill and Melinda Gates Foundation

Conditions Complication of Prematurity
Interventions Conventional care Early stimulation
Updated 10 times since 2017 Last updated: Nov 21, 2025 Started: Feb 29, 2016 Primary completion: Dec 31, 2020 Completion: Dec 31, 2021
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This NA trial investigates Complication of Prematurity and is currently completed. Bill and Melinda Gates Foundation leads this study, which shows 10 recorded versions since 2016 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Jan 2017 – ~Sep 2017 · 8 months · monthly snapshotRecruiting~Sep 2017 – ~Jun 2018 · 9 months · monthly snapshotRecruiting~Jun 2018 – ~Mar 2019 · 9 months · monthly snapshotRecruiting~Mar 2019 – ~Jan 2021 · 22 months · monthly snapshotRecruiting~Jan 2021 – ~Oct 2021 · 9 months · monthly snapshotRecruiting~Oct 2021 – ~Jul 2024 · 33 months · monthly snapshotUnknown Status~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotUnknown~Sep 2024 – ~Oct 2025 · 13 months · monthly snapshotUnknown~Oct 2025 – ~Dec 2025 · 2 months · monthly snapshotCompleted~Dec 2025 – present · 9 months · monthly snapshotCompleted

Change History

10 versions recorded

  1. Dec 2025 — Present [monthly]

    Completed NA

  2. Oct 2025 — Dec 2025 [monthly]

    Completed NA

    Status: Unknown → Completed

  3. Sep 2024 — Oct 2025 [monthly]

    Unknown NA

  4. Jul 2024 — Sep 2024 [monthly]

    Unknown NA

    Status: Unknown Status → Unknown

  5. Oct 2021 — Jul 2024 [monthly]

    Unknown Status NA

    Status: Recruiting → Unknown Status

▶ Show 5 earlier versions

  1. Jan 2021 — Oct 2021 [monthly]

    Recruiting NA

  2. Mar 2019 — Jan 2021 [monthly]

    Recruiting NA

  3. Jun 2018 — Mar 2019 [monthly]

    Recruiting NA

  4. Sep 2017 — Jun 2018 [monthly]

    Recruiting NA

  5. Jan 2017 — Sep 2017 [monthly]

    Recruiting NA

    First recorded

Feb 2016

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Bill and Melinda Gates Foundation
  • Conselho Nacional de Desenvolvimento Científico e Tecnológico
  • Hospital de Clinicas de Porto Alegre
  • Ministry of Health, Brazil
Data source: Hospital de Clinicas de Porto Alegre

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations