Does a patient-based version of the Constant-Murley score produce similar and reliable results, as compared to the original clinician-based Constant-Murley score?
Completed
- Conditions
- Shoulder arthroplastyShoulder prosthesisTotal shoulderTotale schouderSchouder arthroplastiekSchouder prothese
- Registration Number
- NL-OMON28025
- Lead Sponsor
- Department of Orthopaedic Surgery, Reinier de Graaf Hospital, Delft, the Netherlands
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Completed
- Sex
- Not specified
- Target Recruitment
- 125
Inclusion Criteria
Age 18 years or older
Scheduled to undergo shoulder arthroplasty
Exclusion Criteria
Cognitive impairment
Difficulty with the Dutch language
Study & Design
- Study Type
- Observational non invasive
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method The main study parameters are: <br /><br>•Validity of both CM scores<br /><br> oConstruct validity of both CM scores<br /><br>•Reproducibility of both CM scores<br /><br> oExact agreement on ordinal item scores of both CM scores between T0 and T1<br /><br> oSEM for continuous item scores and total composite score of both CM scores between T0 and T1<br /><br> oExact and adjacent agreement between both CM ordinal item scores at T0 and T2<br /><br> oSEM for continuous item scores and total composite score between both CM scores at T0 and T2<br /><br /><br><br>•IRT analysis<br /><br> oDiscrimination a and threshold b parameters of each item (+ ICC) and answer category (+ CRC) in both CM scores at T0 and T2<br /><br> oIIF for each item in both CM scores<br /><br> oSIF for both CM scores<br>
- Secondary Outcome Measures
Name Time Method •Smallest Detectable Change (SDC) for the continuous item scores and total composite score of both CM scores between T0 and T1<br /><br>•SDC for the continuous item scores and total composite score between both CM scores at T0 and T2<br /><br>•Minimal Clinically Important Difference (MCID) of both CM scores<br>