Completed NCT03354546

Development and Validation of a Preoperative Frailty Index Using Health Administrative Data

Creation, Evaluation and Validation of a Preoperative Frailty Index Using Health Administrative Data: a Population-based Cohort Study

Sponsor: Ottawa Hospital Research Institute

Conditions Frail Elderly Syndrome Outcomes Predictive Value of Tests Surgery

Interventions Frailty index

Updated 7 times since 2017 Last updated: May 28, 2024 Started: Apr 1, 2002 Primary completion: Mar 31, 2016 Completion: Mar 31, 2016

This observational or N/A phase trial investigates Frail Elderly Syndrome and Outcomes and is currently completed. Ottawa Hospital Research Institute leads this study, which shows 7 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

7 versions recorded

Oct 2024 — Present [monthly]

Completed
Sep 2024 — Oct 2024 [monthly]

Completed
Jul 2024 — Sep 2024 [monthly]

Completed
Jan 2021 — Jul 2024 [monthly]

Completed
Jun 2018 — Jan 2021 [monthly]

Completed

▶ Show 2 earlier versions

Apr 2018 — Jun 2018 [monthly]

Completed

Phase: NA → None
Dec 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.