deltatrials
Completed NA INTERVENTIONAL 2-arm NCT04053075

CLUSTER Trial for Outbreak Detection and Response (CLUSTER)

Cluster Linkage Using Statistics to Trigger and Evaluate Response (CLUSTER) Trial for Outbreak Detection and Response

Sponsor: Brigham and Women's Hospital

Updated 11 times since 2019 Last updated: Dec 9, 2024 Started: Jul 23, 2019 Primary completion: May 20, 2024 Completion: May 20, 2024
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 Cluster Detection and is currently completed. Brigham and Women's Hospital leads this study, which shows 11 recorded versions since 2019 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Sep 2019 – ~Dec 2019 · 3 months · monthly snapshotRecruiting~Dec 2019 – ~Jan 2021 · 13 months · monthly snapshotRecruiting~Jan 2021 – ~Mar 2021 · 59 days · monthly snapshotRecruiting~Mar 2021 – ~Jan 2022 · 10 months · monthly snapshotRecruiting~Jan 2022 – ~Feb 2022 · 31 days · monthly snapshotRecruiting~Feb 2022 – ~Oct 2023 · 20 months · monthly snapshotActive Not Recruiting~Oct 2023 – ~Jul 2024 · 9 months · monthly snapshotActive Not Recruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotActive Not Recruiting~Sep 2024 – ~Feb 2025 · 5 months · monthly snapshotActive Not Recruiting~Feb 2025 – ~Sep 2025 · 7 months · monthly snapshotCompleted~Sep 2025 – present · 10 months · monthly snapshotCompleted

Change History

11 versions recorded
  1. Sep 2025 — Present [monthly]

    Completed NA

  2. Feb 2025 — Sep 2025 [monthly]

    Completed NA

    Status: Active Not RecruitingCompleted

  3. Sep 2024 — Feb 2025 [monthly]

    Active Not Recruiting NA

  4. Jul 2024 — Sep 2024 [monthly]

    Active Not Recruiting NA

  5. Oct 2023 — Jul 2024 [monthly]

    Active Not Recruiting NA

Show 6 earlier versions
  1. Feb 2022 — Oct 2023 [monthly]

    Active Not Recruiting NA

    Status: RecruitingActive Not Recruiting

  2. Jan 2022 — Feb 2022 [monthly]

    Recruiting NA

  3. Mar 2021 — Jan 2022 [monthly]

    Recruiting NA

  4. Jan 2021 — Mar 2021 [monthly]

    Recruiting NA

  5. Dec 2019 — Jan 2021 [monthly]

    Recruiting NA

  6. Sep 2019 — Dec 2019 [monthly]

    Recruiting NA

    First recorded

Jul 2019

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Brigham and Women's Hospital
  • Centers for Disease Control and Prevention
  • Cook County Health & Hospitals System
  • Duke University
  • Harvard Pilgrim Health Care
  • Harvard School of Public Health (HSPH)
  • Hospital Corporation of America
  • Rush University
  • University of California, Irvine
  • University of California, San Francisco
  • University of Massachusetts, Amherst
Data source: Harvard Pilgrim Health Care

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