deltatrials
Terminated OBSERVATIONAL NCT03337282

Incidence and Characteristics of Postoperative Cognitive Dysfunction in Elderly Quebec Francophone Patients

Incidence and Characteristics of Postoperative Cognitive Dysfunction in Elderly Quebec Francophone Patients Following Major Surgery Under Standardized General Anesthesia With Tight Hemodynamic Control: A Prospective Observational Study

Sponsor: Ciusss de L'Est de l'Île de Montréal

Updated 9 times since 2017 Last updated: Oct 1, 2021 Started: Sep 21, 2017 Primary completion: Sep 30, 2021 Completion: Sep 30, 2021
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

Elderly population difficult to recruit

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A observational or N/A phase clinical study on Cognitive Change and Cognitive Decline, this trial is terminated or withdrawn. The trial is conducted by Ciusss de L'Est de l'Île de Montréal and has accumulated 9 data snapshots since 2017. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

~Dec 2017 – ~Apr 2018 · 4 months · monthly snapshotRecruiting~Apr 2018 – ~Jun 2018 · 2 months · monthly snapshotRecruiting~Jun 2018 – ~Dec 2019 · 18 months · monthly snapshotRecruiting~Dec 2019 – ~Jan 2021 · 13 months · monthly snapshotUnknown Status~Jan 2021 – ~Nov 2021 · 10 months · monthly snapshotUnknown Status~Nov 2021 – ~Jul 2024 · 32 months · monthly snapshotTerminated~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotTerminated~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotTerminated~Sep 2025 – present · 12 months · monthly snapshotTerminated

Change History

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

    Terminated

  2. Sep 2024 — Sep 2025 [monthly]

    Terminated

  3. Jul 2024 — Sep 2024 [monthly]

    Terminated

  4. Nov 2021 — Jul 2024 [monthly]

    Terminated

    Status: Unknown StatusTerminated

  5. Jan 2021 — Nov 2021 [monthly]

    Unknown Status

Show 4 earlier versions
  1. Dec 2019 — Jan 2021 [monthly]

    Unknown Status

    Status: RecruitingUnknown Status

  2. Jun 2018 — Dec 2019 [monthly]

    Recruiting

  3. Apr 2018 — Jun 2018 [monthly]

    Recruiting

    Phase: NANone

  4. Dec 2017 — Apr 2018 [monthly]

    Recruiting NA

    First recorded

Sep 2017

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Ciusss de L'Est de l'Île de Montréal
Data source: Ciusss de L'Est de l'Île de Montréal

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

Study Locations