Efficacy of Inertial Flywheel vs Heavy Slow Resistance Training Among Athletes With Patellar Tendinopathy

Patient-Specific Functional Scale

Self-reported patient-specific outcome measure assess functional change, primarily in patients presenting with musculoskeletal disorders. Patients are asked to identify up to 3 important activities they are unable to perform or are having difficulty with as a result of their problem. In addition to identifying the activities, patients are asked to rate, on an 11-point scale, the current level of difficulty associated with each activity. Following the intervention, patients are asked again to rate the activities previously identified.

Time frame: 0 - 12 weeks

Patient Global Impression of Change

Register patient's belief about the efficacy of treatment. PGIC is a 7 point scale depicting a patient's rating of overall improvement. Patients rate their change as "very much improved," "much improved," "minimally improved," "no change," "minimally worse," "much worse," or "very much worse."

Time frame: 12 weeks

Adverse events

To capture all adverse events and side effects that occurred after exercises protocol. Patients reported any changes or any symptoms. If a question was answered "yes", we asked for further comments.

Time frame: 12 weeks

Adherence self-report questionnaire

Patients were asked to choose one of six descriptions (from level 1 = perfect adherence to level 6 = nonadherence) to express exercise treatment at the end of the twelve weeks study period.