Investigation of the Effects of Kettlebell Training

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18-35
SponsorHacettepe University

About this trial

Kettlebell exercises are seen as one of the approaches that can be used conservatively in individuals with shoulder pain. However, it is still unknown what results it has on its therapeutic effects. These findings highlight the need for higher quality studies evaluating the effects of kettlebell use and exercises for shoulder pain. Therefore, the purpose of this study was to investigate the effects of 8 weeks of kettlebell training on shoulder pain, function, and performance.

The hypotheses of our study are as follows:

* H1: In individuals with Rotator Cuff-Related Shoulder Pain, the improvement in shoulder-related pain perception is greater with Kettlebell training compared to the standard rehabilitation program. * H2: In individuals with Rotator Cuff Related Shoulder Pain, shoulder function improvement is greater with Kettlebell training compared to the standard rehabilitation program. * H3: In individuals with Rotator Cuff-Related Shoulder Pain, shoulder performance improvement is greater with Kettlebell training than with the standard rehabilitation program.

Eligibility criteria

This trial accepts healthy volunteers

Qualifiers

Individuals who are willing to participate and have been doing licensed/unlicensed amateur or professional sports for at least 3 years,

Individuals with Tegner Activity Scale ≥ 5,

A history of shoulder pain of at least 6 weeks,

At least 3 points measured using the 0 to 10 point Numerical Pain Scale (NPS),

Disqualifiers

History of fracture and/or surgery in the shoulder area,

Adhesive capsulitis,

Those with passive joint range of motion deficit,

Individuals with a positive Apprehension Test and/or Sulcus Sign test and multidirectional shoulder instability,

Trial design

Design model

Parallel

Treatments tested in this trial

  • Kettlebell Exercise

    Other intervention

    8-week Kettlebell Exercises compare with 8-week Standard Rehabilitation Program

  • Standard Exercise

    Other intervention

    8-week Standard Rehabilitation Program compare with 8-week Kettlebell Exercises

Treatment groups

38 Participants
are divided into 2 treatment groups
Group A: Exercise GroupExperimental treatment 1 intervention
Group B: Control GroupActive comparator 1 intervention

Trial outcomes

Primary outcomes

1

Shoulder Pain and Disability Index (SPADI)

It is a self-report questionnaire that measures pain and disability in the shoulder. It consists of 13 items in 2 subscales: pain (5 items) and disability (8 items). Items for both subscales are measured with visual analog scales ranging from 0 (no pain or difficulty) to 10 (worst pain imaginable or difficult enough to require assistance).

Time frame
0th and 8th Week
2

Seated Single-Arm Shot-Put Test

Participants are placed in a position that does not restrict arm movement on the test side. In this position, they are instructed to hold a 3 kg ball in their hands at shoulder level with pain. Thus, from this initial positioning the participant pushes the ball as far as possible without noticing any compensation with the body. The evaluator administers the test independently and requests 3 applications at the participant's maximum capacity, with verbal stimulation and 1 minute rest between repetitions, and the average of these 3 applications is calculated.

Time frame
0th and 8th Week
3

Upper Extremity Y Balance Test

For testing; The mechanism is established by combining 1.5 meter (m) lines in the medial, inferolateral and superolateral directions at appropriate angles. For the test, participants are asked to come into a push-up position and reach in all three directions with their free hands. Maximum reach distance will be recorded in centimeters (cm). In order to normalize the reach distances according to the limb length, the maximum values in each direction are summed, divided by 3 times the limb length and multiplied by 100.

Time frame
0th and 8th Week
4

Closed Kinetic Chain Upper Extremity Stability Test

Individuals will be positioned in a push-up position with their bodies aligned in a straight line when viewed from the side, with a distance of 90 cm between their hands. Athletes will be asked to touch the dominant hand to the dorsum of the other hand within 15 seconds, and the total number of repetitions is recorded. The tests are repeated three times with a 45-second rest between tests and the average of the results is recorded.

Time frame
0th and 8th Week

Secondary outcomes

1

Global Rating of Change (GROC)

This scale is a frequently used scale for the evaluation of clinical research in the musculoskeletal field. It is used to determine the improvement or deterioration of patients over a specified period of time. On the numerical scale, one represents "my pain has decreased a lot in a good way," while seven means "my pain has increased a lot in a bad way," and people report changes in pain compared to baseline.

Time frame
0th and 8th Week

Other outcomes

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