About this trial
This observational study aims to evaluate serum Growth Differentiation Factor-15 (GDF-15) levels in patients with idiopathic carpal tunnel syndrome compared with asymptomatic controls. The study will also assess the associations between serum GDF-15 levels and clinical and electrophysiological characteristics of carpal tunnel syndrome.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Age 18-65 years.
Written informed consent.
For the patient group: idiopathic carpal tunnel syndrome confirmed by clinical and electrophysiological evaluation.
For the control group: asymptomatic individuals without a previous diagnosis of carpal tunnel syndrome and without clinical signs of carpal tunnel syndrome.
Disqualifiers
Diabetes mellitus.
Hypothyroidism.
Rheumatoid arthritis or other inflammatory rheumatic diseases.
Pregnancy.
Trial population
Adults aged 18-65 years, including patients with clinically and electrophysiologically confirmed idiopathic carpal tunnel syndrome and asymptomatic controls.
Trial design
Case-control
Prospective
Treatments tested in this trial
Not listed
Trial groups
Trial outcomes
Primary outcomes
Serum Growth Differentiation Factor-15 (GDF-15) Concentration
Serum Growth Differentiation Factor-15 (GDF-15) concentration will be quantitatively measured from serum samples using a sandwich enzyme-linked immunosorbent assay (ELISA). GDF-15 concentration will be reported in picograms per milliliter (pg/mL).
Secondary outcomes
Correlation Between Serum GDF-15 Concentration and Boston Carpal Tunnel Questionnaire Symptom Severity Scale Score
The correlation between serum Growth Differentiation Factor-15 (GDF-15) concentration, measured in pg/mL using ELISA, and symptom severity will be assessed using the Symptom Severity Scale of the Boston Carpal Tunnel Questionnaire (BCTQ). The Symptom Severity Scale consists of 11 items scored from 1 to 5, with a final score ranging from 1 to 5. Higher scores indicate greater symptom severity.
Correlation Between Serum GDF-15 Concentration and Boston Carpal Tunnel Questionnaire Functional Status Scale Score
The correlation between serum Growth Differentiation Factor-15 (GDF-15) concentration, measured in pg/mL using ELISA, and functional status will be assessed using the Functional Status Scale of the Boston Carpal Tunnel Questionnaire (BCTQ). The Functional Status Scale consists of 8 items scored from 1 to 5, with a final score ranging from 1 to 5. Higher scores indicate greater functional impairment.
Correlation of Serum GDF-15 With Hand Grip Strength
Correlation between serum GDF-15 (pg/mL) and hand grip strength measured in kilograms (kg) using a Jamar hand dynamometer.
Serum GDF-15 Concentration According to Electrophysiological Severity of Carpal Tunnel Syndrome
Serum GDF-15 concentration (pg/mL) will be compared among mild, moderate, and severe carpal tunnel syndrome groups classified by nerve conduction studies.
Locations
Sponsors and contacts
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