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The purpose of this study is to compare clinical outcome in knee range of motion and functions between intraoperative complete and incomplete patellofemoral articular contacts
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Complete contact | Active Comparator |
| |
| Incomplete contact | Active Comparator |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Complete patellofemoral articular contact | Procedure | The patellofemoral condition is in constant contact with the femoral trochlea when the knee is bent from 30 to 90 degrees during the No thumb test. |
| Measure | Description | Time Frame |
|---|---|---|
| Knee range of motion (ROM) | Goniometer measure range of motion (minimum 0, maximum 145) | Change from baseline Knee range of motion (ROM) at 3 months, 6 months, and 12 months after surgery |
| Knee flexion | Goniometer measure knee flexion (minimum 135, maximum 145) | Change from baseline knee flexion at 3 months, 6 months, and 12 months after surgery |
| Knee extension | Goniometer measure knee extension (minimum -10, maximum 0) | Change from baseline knee extension at 3 months, 6 months, and 12 months after surgery |
| Measure | Description | Time Frame |
|---|---|---|
| Knee Society and Knee Society function score | Knee Society and Knee Society function score (minimum 0, maximum 200) | Change from baseline Knee Society and Knee Society function score at 3 months, 6 months, and 12 months after surgery |
| New patellar score |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Satit Thiengwittayaporn, M.D. | satitthh@hotmail.com | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Navamindradhiraj University | Dusit | Bangkok | 10300 | Thailand |
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| Incomplete patellofemoral articular contact | Procedure | The patellofemoral condition is in no constant contact with the femoral trochlea when the knee is bent from 30 to 90 degrees during the No thumb test. |
|
New patellar score (minimum 0, maximum 30) |
| Change from baseline new patellar score at 3 months, 6 months, and 12 months after surgery |
| Oxford knee score | Oxford knee score (minimum 0, maximum 48) | Change from baseline Oxford knee score 3 months, 6 months, and 12 months after surgery |
| Prevalence of anterior knee pain ,AKP | Prevalence of anterior knee pain ,AKP (minimum 0, maximum 10) | Change from baseline Prevalence of anterior knee pain ,AKP 3 months, 6 months, and 12 months after surgery |