---
title: Validity and Reliability of a Danish Version of the Banff Patella Instability Instrument (BPII 2.0-DK)
nct_id: NCT06257849
overall_status: ACTIVE_NOT_RECRUITING
sponsor: Aarhus University Hospital
study_type: OBSERVATIONAL
primary_condition: Patella Dysplasia
countries: Denmark
canonical_url: "https://parkinsonspathways.com/agent/trials/NCT06257849.md"
clinicaltrials_gov: "https://clinicaltrials.gov/study/NCT06257849"
ct_last_update_post_date: 2025-10-01
last_seen_at: "2026-05-12T07:30:38.685Z"
source: ClinicalTrials.gov (mirrored, no enrichment)
---
# Validity and Reliability of a Danish Version of the Banff Patella Instability Instrument (BPII 2.0-DK)

**NCT ID:** [NCT06257849](https://clinicaltrials.gov/study/NCT06257849)

## Key Facts

- **Status:** ACTIVE_NOT_RECRUITING
- **Study Type:** OBSERVATIONAL
- **Target Enrollment:** 65
- **Lead Sponsor:** Aarhus University Hospital
- **Conditions:** Patella Dysplasia
- **Start Date:** 2024-03-01
- **Completion Date:** 2026-12-31
- **CT.gov Last Update:** 2025-10-01

## Brief Summary

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.

## Eligibility

- **Minimum age:** 14 Years
- **Maximum age:** 40 Years
- **Sex:** ALL

```
Inclusion Criteria:

* Danish Speaking
* Patella instability problems

Exclusion Criteria:

* None
```

## Interventions

- **BPII 2.0** (OTHER) — Banff Patella Instability Instrument 2.0 is a questionnaire developed for measuring outcome in patients with patella instability

## Primary Outcomes

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

## Locations (2)

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

## Recent Field Changes (last 30 days)

- `status.overallStatus` — added _(2026-05-12)_
- `status.primaryCompletionDate` — added _(2026-05-12)_
- `status.completionDate` — added _(2026-05-12)_
- `status.lastUpdatePostDate` — added _(2026-05-12)_
- `design.enrollmentCount` — added _(2026-05-12)_
- `eligibility.criteria` — added _(2026-05-12)_
- `eligibility.minAge` — added _(2026-05-12)_
- `eligibility.maxAge` — added _(2026-05-12)_
- `eligibility.sex` — added _(2026-05-12)_
- `outcomes.primary` — added _(2026-05-12)_
- `armsInterventions.interventions` — added _(2026-05-12)_
- `sponsor.lead` — added _(2026-05-12)_
- `results.hasResults` — added _(2026-05-12)_
- `locations.aarhus university hospital|aarhus||denmark` — added _(2026-05-12)_
- `locations.division of sports trauma, palle juul-jensens boulevard 99|aarhus n||denmark` — added _(2026-05-12)_

---

*Canonical: https://parkinsonspathways.com/agent/trials/NCT06257849.md*  
*Source data (authoritative): https://clinicaltrials.gov/study/NCT06257849*  
*This page is a raw mirror with no AI summary, no editorial enrichment, and no Parkinson's-specific filtering.*