Skip to content

Colorado Adult Joint Assessment Scale (CAJAS) Validation

Content and Psychometric Validation Study of the Colorado Adult Joint Assessment Scale (CAJAS) in Subjects With Moderate to Severe Hemophilia A Treated on Prophylaxis

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02284789
Acronym
CAJAS
Enrollment
30
Registered
2014-11-06
Start date
2015-02-28
Completion date
2015-10-31
Last updated
2015-12-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hemophilia A

Keywords

Hemophilia

Brief summary

To obtain evidence of content validity and reliability of the Colorado Adult Joint Assessment Scale (CAJAS), a clinician-reported outcome (ClinRO) measure, as adapted for use in a population of adults with moderate to severe hemophilia A treated with coagulation factor VIII (FVIII) therapy as secondary prophylaxis or episodic treatment.

Interventions

OTHERColorado Adult Joint Assessment Evaluation

Physical evaluation of 6 joints, ankles, knees and elbows

Sponsors

Bayer
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Masking
NONE

Eligibility

Sex/Gender
MALE
Age
18 Years to 50 Years
Healthy volunteers
No

Inclusion criteria

* Male, 18 to 50 years of age * Diagnosis of moderate to severe hemophilia A (documented \<1-2% Factor VIII Concentration \[FVIII:C\]) * Willing to maintain current FVIII treatment regimen, whether prophylactic or on-demand, for the duration of the study

Exclusion criteria

* Routine need for wheelchair or routine need for two canes or crutches * Diagnosis of another bleeding disorder such as von Willebrand Disease * Known event that would interfere with the scheduled CAJAS evaluations (e.g., elective joint surgery, vacation)

Design outcomes

Primary

MeasureTime frame
Colorado Adult Joint Assessment Score (CAJAS)Up to 25 days

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026