NCT04681404

Brief Summary

Evaluation of patients before and after knee arthroplasty regarding balance, function and quality of life. Comparison of total and unicompartmental knee arthroplasty. Comparison of the primary outcome parameter and selected secondary outcome parameters to healthy controls.

Trial Health

43
At Risk

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Trial has exceeded expected completion date
Enrollment
150

participants targeted

Target at P75+ for not_applicable

Timeline
Completed

Started Jan 2021

Typical duration for not_applicable

Geographic Reach
1 country

1 active site

Status
unknown

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

February 12, 2020

Completed
11 months until next milestone

First Posted

Study publicly available on registry

December 23, 2020

Completed
19 days until next milestone

Study Start

First participant enrolled

January 11, 2021

Completed
2.3 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 1, 2023

Completed
7 months until next milestone

Study Completion

Last participant's last visit for all outcomes

December 1, 2023

Completed
Last Updated

March 30, 2023

Status Verified

March 1, 2023

Enrollment Period

2.3 years

First QC Date

February 12, 2020

Last Update Submit

March 29, 2023

Conditions

Outcome Measures

Primary Outcomes (4)

  • Center of pressure track (COPT)

    Posturographic Parameter

    Before surgery

  • Center of pressure track (COPT)

    Posturographic Parameter

    Day 3-7 after surgery

  • Center of pressure track (COPT)

    Posturographic Parameter

    3 months after surgery

  • Center of pressure track (COPT)

    Posturographic Parameter

    1 year after surgery

Secondary Outcomes (18)

  • Functional reach test

    Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery

  • Timed up and go - test

    Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery

  • Knee Injury and Osteoarthritis Outcome Score

    Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery

  • EQ-5D - Score

    Before surgery; 1 year after surgery

  • 10 m Walking test

    Before surgery; day 3-7 after surgery; 3 months and 1 year after surgery

  • +13 more secondary outcomes

Study Arms (3)

Total Knee Arthroplasty (TKA)

ACTIVE COMPARATOR

Patients intended to undergo surgery for total knee arthroplasty

Procedure: Knee Arthroplasty

Unicompartmental Knee Arthroplasty (UKA)

ACTIVE COMPARATOR

Patients intended to undergo surgery for unicompartmental knee arthroplasty

Procedure: Knee Arthroplasty

Healthy Control

NO INTERVENTION

Interventions

Comparison of TKA, UKA and healthy controls in relation to balance, function and QOL

Total Knee Arthroplasty (TKA)Unicompartmental Knee Arthroplasty (UKA)

Eligibility Criteria

Age55 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Primary gonarthrosis
  • planned TKA or UKA
  • adequate cognitive and lingual competence
  • informed consent

You may not qualify if:

  • TKA or UKA revision
  • Surgery after trauma
  • Rheumatic disease
  • Neurologic disease
  • previous arthroplasty of the lower extremity (\<9 months)
  • cardiovascular disease
  • restricted weight bearing of the lower extremity after surgery

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Kepler University Hospital

Linz, 4020, Austria

RECRUITING

MeSH Terms

Interventions

Arthroplasty, Replacement, Knee

Intervention Hierarchy (Ancestors)

Arthroplasty, ReplacementArthroplastyOrthopedic ProceduresSurgical Procedures, OperativePlastic Surgery ProceduresProsthesis Implantation

Study Officials

  • Christian Mittermaier, Dr

    Kepler University Hospital

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NON RANDOMIZED
Masking
DOUBLE
Who Masked
INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
BASIC SCIENCE
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Christian Mittermaier, MD

Study Record Dates

First Submitted

February 12, 2020

First Posted

December 23, 2020

Study Start

January 11, 2021

Primary Completion

May 1, 2023

Study Completion

December 1, 2023

Last Updated

March 30, 2023

Record last verified: 2023-03

Locations