Completed OBSERVATIONAL NCT02964221

Cognitive Changes After Major Joint Replacement (Cognigram)

Assessing Postoperative Cognitive Changes After Major Joint Arthroplasty: A Feasibility Study Using the CogState Brief Battery

Sponsor: Dr. Stephen Choi

Conditions Cognitive Change Cognitive Deficit Delirium Mild Cognitive Impairment Postoperative Cognitive Dysfunction Working Memory

Interventions Cognitive Testing

Updated 7 times since 2017 Last updated: May 8, 2017 Started: Jun 15, 2016 Primary completion: May 1, 2017 Completion: May 1, 2017

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

Listed as NCT02964221, this observational or N/A phase trial focuses on Cognitive Change and Cognitive Deficit and remains completed. Sponsored by Dr. Stephen Choi, it has been updated 7 times since 2016, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

7 versions recorded

Sep 2024 — Present [monthly]

Completed
Jul 2024 — Sep 2024 [monthly]

Completed
Jan 2021 — Jul 2024 [monthly]

Completed
Jun 2018 — Jan 2021 [monthly]

Completed
Apr 2018 — Jun 2018 [monthly]

Completed

Phase: NA → None

▶ Show 2 earlier versions

Jun 2017 — Apr 2018 [monthly]

Completed NA

Status: Active Not Recruiting → Completed
Jan 2017 — Jun 2017 [monthly]

Active Not Recruiting NA

First recorded

Jun 2016

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Dr. Stephen Choi

Data source: Sunnybrook Health Sciences Centre

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

Study Locations

No location information available.