The purpose of this study is to examine the effects of eccentric exercise to the shoulder muscles for people with shoulder pain. Identifying specific exercise protocols for individuals with shoulder pain will provide evidence to help clinicians select the best interventions.
Prior investigations for eccentric training of the shoulder have primarily utilized a pain provocation model for exercise progression. This method of progressing resistance training load and volume assumes that pain must be increased during the exercise movement for clinical benefit to occur. When the individual reports a reduction in pain, load is increased so that the provoking pain level returns. The contrast to this approach would be a performance based progression as utilized in the Blume et al study for shoulder eccentric training. This method progresses a patient based on ability to perform a higher number of repetitions at a given load without increasing symptoms which could be favorable in many clinical settings. Further investigation on the role of eccentric training, specifically to the shoulder external rotators, in patients with SAPS is warranted. Thus, the aim of this investigation was to compare outcomes, for individuals diagnosed with SAPS, performing a six week protocol of eccentric training to the shoulder external rotators compared to a general exercise protocol.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
48
Eccentric training exercise for the external rotators, 3 sets of 15 daily.
general exercise consisting of active shoulder movements
University of St. Augustine
Saint Augustine, Florida, United States
Change in Western Ontario Rotator Cuff Index
shoulder functional self report measure is a disease specific self reported outcome measure for individuals experiencing rotator cuff pathology. A score of 0 is the minimum score and indicates low levels of shoulder function. A score of 100 is the maximum score and indicates full shoulder function. Scores are derived by summing all 5 subscales and dividing that number by the total available number of 2100. Units for each item are derived from a visual analog scale totaling 100cm.
Time frame: 6 months
Global Rating of Change
Global rating of change is a single item questionnaire asking about total change since beginning treatment. The scale ranges from -7 (a great deal worse) to +7 (a great deal better). The unit of measure is scores on a scale.
Time frame: 6 months
Numeric Pain Rating Scale
0-10 pain scale with 0 meaning no pain and 10 being maximal pain. This is derived from a single item questionnaire.
Time frame: 6 months
Shoulder Active Range of Motion
Degrees of shoulder elevation with 0 being the least and 180 being the greatest.
Time frame: 6 months
Upper Quarter Y Balance Test
Measure of single arm reach with 0 being the least and higher numbers indicating greater distance reached.
Time frame: 6 months
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