Completed OBSERVATIONAL NCT03133182

Polypharmacy and Outcomes After Elective Noncardiac Surgery

Association of Polypharmacy With Outcomes After Elective Noncardiac Surgery: a Population-based Cohort Study

Sponsor: Ottawa Hospital Research Institute

Conditions Epidemiology Morality Polypharmacy Surgical Procedure, Operative

Updated 8 times since 2017 Last updated: Dec 4, 2024 Started: Apr 30, 2002 Primary completion: Mar 31, 2014 Completion: Mar 31, 2014

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This observational or N/A phase trial investigates Epidemiology and Morality and is currently completed. Ottawa Hospital Research Institute leads this study, which shows 8 recorded versions since 2002 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

8 versions recorded

Feb 2025 — Present [monthly]

Completed
Nov 2024 — Feb 2025 [monthly]

Completed
Sep 2024 — Nov 2024 [monthly]

Completed
Jul 2024 — Sep 2024 [monthly]

Completed
Jan 2021 — Jul 2024 [monthly]

Completed

▶ Show 3 earlier versions

Jun 2018 — Jan 2021 [monthly]

Completed
Apr 2018 — Jun 2018 [monthly]

Completed

Phase: NA → None
Jun 2017 — Apr 2018 [monthly]

Completed NA

First recorded

Apr 2002

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Ottawa Hospital Research Institute

Data source: Ottawa Hospital Research Institute

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

Study Locations

No location information available.