Validity and Reliability of a Danish Version of the Banff Patella Instability Instrument (BPII 2.0-DK)

September 30, 2025 updated by: Martin Lind, Aarhus University Hospital

The Banff Patella Instability Instrument (BPII 2.0) is a disease-specific quality of life questionnaire designed to assess adults with patellar dislocations.

As the BPII 2.0 already is cross-cultural translate and adapted to Danish the examination of the the psychometric properties of the Danish version is still needed

The aim om this study is to determine validity and reliability of the Danish version BPII 2.0-DK in a Danish populations of patients with patellar dislocation.

Study Overview

Status

Active, not recruiting

Conditions

Patella Dysplasia

Intervention / Treatment

Other: BPII 2.0

Study Type

Observational

Enrollment (Estimated)

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

Denmark
- - Aarhus, Denmark, 8200
    - Aarhus University Hospital
  - Aarhus N, Denmark, 8200
    - Division of Sports Trauma, Palle Juul-Jensens Boulevard 99

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

Child
Adult

Accepts Healthy Volunteers

N/A

Sampling Method

Non-Probability Sample

Study Population

Patients with Patella instability

Description

Inclusion Criteria:

Danish Speaking
Patella instability problems

Exclusion Criteria:

None

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

What is the study measuring?

Primary Outcome Measures

Outcome Measure	Measure Description	Time Frame
Banff patella instability instrument (BPII 2.0) Time Frame: Baseline, after 6-8 days	Questionnaire. (0-100 (0 = Worst, 100 = Best))	Baseline, after 6-8 days
Anterior knee pain scale (Kujala) Time Frame: Baseline	Questionnaire. (0-100 (0 = Worst, 100 = Best))	Baseline
Victorian Institute of Sports Assessment - Patella questionnaire (VISA-P) Time Frame: Baseline	Questionnaire. (0-100 (0 = Worst, 100 = Best))	Baseline
International knee documentation committee (IKDC) Time Frame: Baseline	Questionnaire. (0-100 (0 = Worst, 100 = Best))	Baseline

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Aarhus University Hospital

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

March 1, 2024

Primary Completion (Estimated)

October 1, 2026

Study Completion (Estimated)

December 31, 2026

Study Registration Dates

First Submitted

February 6, 2024

First Submitted That Met QC Criteria

February 13, 2024

First Posted (Actual)

February 14, 2024

Study Record Updates

Last Update Posted (Estimated)

October 1, 2025

Last Update Submitted That Met QC Criteria

September 30, 2025

Last Verified

September 1, 2025

More Information

Terms related to this study

Keywords

Other Study ID Numbers

Questionnaire BPII 2.0-DK

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

Studies a U.S. FDA-regulated device product

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.