Effect of Abdominal Contraction on Upper Limb function in people with Scapular Dyskinesia

Acute Effect of Conscious Abdominal Contraction on Periscapular Muscle Activity, Upper Limb Throwing Power and Function in Female Volleyball Players With

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

IRCT

Registry ID

IRCT20250330065179N1

Enrollment

Registered

2025-05-02

Start date

2025-04-30

Completion date

Unknown

Last updated

2025-07-21

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

scapular dyskinesia. Other specified congenital musculoskeletal deformities

Interventions

Intervention 1: Intervention group: Balloon Breathing. Intervention 2: Control group: No intervention will be administered in this group.

Eligibility

Sex/Gender

Female

Age

18 Years to 23 Years

Inclusion criteria

Inclusion criteria: Amateur female volleyball players with scapular dyskinesis Having a body mass index within the normal range (BMI between 19 and 25) Absence of shoulder girdle dysfunction or injury

Exclusion criteria

Exclusion criteria: Presence of severe musculoskeletal disorders in the upper limb (including forward head posture, forward shoulder posture, kyphosis, scoliosis .Adhesive capsulitis and any atrophy in the scapular muscle region Presence of any neurological disease affecting muscle strength and consequently the range of motion of the upper limb History of injuries such as dislocation or fracture in any of the shoulder girdle bones Any prior shoulder surgery or presence of any bodily abnormality affecting the study process

Design outcomes

Primary

Measure	Time frame
Activity level of periscapular muscles. Timepoint: Evaluation of periscapular muscle activity before and after the intervention (respiratory exercises). Method of measurement: The electrical activity of the muscles will be measured with an surface electromyography device (EMG).;Periscapular muscle recruitment pattern. Timepoint: Evaluation of periscapular muscle recruitment pattern before and after the intervention (respiratory exercises). Method of measurement: The muscle recruitment pattern will be measured with an electromyography device (EMG).;Upper limb performance. Timepoint: Evaluation of upper limb performance before and after the intervention (respiratory exercises). Method of measurement: Y-Balance Test.;Throwing power. Timepoint: Evaluation of throwing power before and after the intervention (respiratory exercises). Method of measurement: Seated Medicine Ball Throw.	—

Measure

Time frame

Activity level of periscapular muscles. Timepoint: Evaluation of periscapular muscle activity before and after the intervention (respiratory exercises). Method of measurement: The electrical activity of the muscles will be measured with an surface electromyography device (EMG).;Periscapular muscle recruitment pattern. Timepoint: Evaluation of periscapular muscle recruitment pattern before and after the intervention (respiratory exercises). Method of measurement: The muscle recruitment pattern will be measured with an electromyography device (EMG).;Upper limb performance. Timepoint: Evaluation of upper limb performance before and after the intervention (respiratory exercises). Method of measurement: Y-Balance Test.;Throwing power. Timepoint: Evaluation of throwing power before and after the intervention (respiratory exercises). Method of measurement: Seated Medicine Ball Throw.

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Countries

Iran (Islamic Republic of)

Contacts

Public ContactMaryam Aghababaei

The university of guilan

maryamaqababaei@webmail.guilan.ac.ir+98 83 3824 6386

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026