A RCT has been designed to assess the effectiveness of a bal…

A RCT has been designed to assess the effectiveness of a balance program on fall risk prevention for an adult population from 75-95 year old. Three groups are compared: a control group that receives a fall risk prevention pamphlet, a group with an exercise protocol of ankle and stepping strategies, and an exercise group of Tai Chi. All patients completed a baseline questionnaire to collect comorbidities as well as fall history and a set of objective tests consisting of the Time Up and Go test (TUG) and the Functional Reach Test (FRT). The TUG was used to screen for risk of falling while the FRT to assess changes/improvement in balance. After 4 weeks of the intervention, patients were tested again to measure progression. Additional data was collected at follow up including General health (measured by SF-12) and pain intensity (measured by numerical rating scale). A correlational analysis was completed between the two measures and a Pearson moment correlation coefficient of 0.39 was found (P

A patient with thoracic outlet syndrome is asking about the…

A patient with thoracic outlet syndrome is asking about the effectiveness of manipulation as part of the physical therapy treatment to improve pain and function. A physical therapist has decided to do a literature review to provide the patient with an evidence based response and design the treatment plan accordingly.  What type of  study design will offered the highest quality of evidence to answer the clinical question?