Risk of Chronic Post-surgical Pain After TKA

Completed

• Conditions: Bilateral Total Knee Chronic Pain Following Arthroplasty
• Interventions: Procedure: Simultaneous BTKA; Procedure: Staged BTKA

• Registration Number: NCT06079749
• Lead Sponsor: Gangnam Severance Hospital

Brief Summary

Chronic post-surgical pain (CPSP) is a common surgical complication. The role of timing in the development of CPSP after bilateral total knee arthroplasty (BTKA) is not well studied. We aimed to compare the occurrence of CPSP in patients who underwent simultaneous or staged BTKA without discharge between procedures.

Detailed Description

Not available

Study Timeline

• Study Start: 2012-10-12
• Primary Completion: 2022-12-31
• Study Completion: 2022-12-31
• Status Verified: 2023-10
• Study First Submitted: 2023-10-06
• Study First Submitted QC: 2023-10-06
• Last Update Submitted: 2023-10-06
• Study First Posted: 2023-10-12
• Last Update Posted: 2023-10-12

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 403

Inclusion Criteria

• From October 12, 2012 to December 2, 2021, patients who underwent bilateral or staged knee replacement surgery during a single hospitalization under Professor Lee Woo-seok at the Department of Orthopedics at Gangnam Severance Hospital due to bilateral knee arthritis.

Exclusion Criteria

• Patients whose post-operative pain information cannot be confirmed through outpatient visit records 1 year after surgery
• Those who have undergone surgery other than knee arthritis surgery within 1 year after surgery

Study & Design

• Study Type: OBSERVATIONAL
• Study Design: Not specified

Arm && Interventions

Group	Intervention	Description
Simultaneous BTKA	Simultaneous BTKA	Simultaneous BTKA
Staged BTKA	Staged BTKA	Staged BTKA

Primary Outcome Measures

Name	Time	Method
Chronic post-surgical pain at one year follow up	at one year follow up after surgery	Numeric rating scale (0: no pain, 10: extreme pain)