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Acute Training Effect Assessment in Adolescent Idiopathic Scoliosis (AcuteEMGAIS)

The University of Hong Kong (HKU) logo

The University of Hong Kong (HKU)

Status

Active, not recruiting

Conditions

Adolescence Idiopathic Scoliosis
AIS

Treatments

Behavioral: Self-corrective Exercise
Behavioral: Control Exercise

Study type

Interventional

Funder types

Other

Identifiers

NCT07194564
UW24-747

Details and patient eligibility

About

This study aims to assess the immediate effects of a self-corrective exercise on muscle activity and spinal alignment in adolescents with idiopathic scoliosis. Eligible participants will undergo clinical assessments of spine deviation and surface electromyography (EMG) before and after a single session of guided self-controled and self-corrective exercise. The findings may help inform rehabilitation strategies for adolescent idiopathic scoliosis.

Full description

Adolescent idiopathic scoliosis (AIS) involves three-dimensional spinal deformity and asymmetric paraspinal muscle activation. Scoliosis-specific, self-corrective exercises are widely used in conservative care, but their immediate neuromuscular and postural effects after a single guided session remain insufficiently characterized.

This prospective pre-post study will enroll adolescents with radiographically confirmed AIS for one clinic visit. After eligibility confirmation and consent/assent, participants will complete baseline assessments, perform a standardized, therapist-guided self-controlled, self-corrective exercise tailored to curve pattern, and then repeat the same assessments immediately afterward. The protocol emphasizes axial elongation, active self-correction delivered within a brief supervised session.

The primary purpose is to quantify immediate changes in spinal alignment and paraspinal muscle activity to explore potential mechanisms of action and inform refinement of rehabilitation strategies for AIS. Feasibility and tolerability will be monitored during the single visit. No additional imaging is required beyond existing clinical records. Findings will be disseminated through scientific channels to guide future conservative management and hypothesis generation for subsequent controlled trials.

Enrollment

40 estimated patients

Sex

All

Ages

10 to 19 years old

Volunteers

Accepts Healthy Volunteers

Inclusion criteria

  • adolescent males and females with AIS
  • being aged 11 to 19 years

Exclusion criteria

  • having a nonidopathic etiology of scoliosis
  • history of spinal surgery; spine trauma (e.g., fracture or motor vehicle accident)
  • metal implants (e.g., pacemaker)
  • not capable of understanding and completing our motor tasks
  • experiencing severe dermatological conditions or have open wounds at electrode placement sites.

Trial design

Primary purpose

Treatment

Allocation

Non-Randomized

Interventional model

Crossover Assignment

Masking

None (Open label)

40 participants in 2 patient groups

Control Exercise
Active Comparator group
Description:
Participants perform a standard exercise that does not include self-correction elements. This serves as the control condition for comparison.
Treatment:
Behavioral: Control Exercise
Self-corrective Exercise
Experimental group
Description:
Participants perform a self-corrective exercise designed to improve spinal alignment and muscle activity.
Treatment:
Behavioral: Self-corrective Exercise

Trial contacts and locations

1

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Data sourced from clinicaltrials.gov

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