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Evaluation of Alexithymia and Its Relationship With Clinical Parameters in Patients With Chronic Coccydynia

10. August 2026 aktualisiert von: Haner Direskeneli, Marmara University

Evaluation of the Presence of Alexithymia and Its Relationship With Clinical Parameters in Patients With Chronic Coccydynia (>=3 Months)

This study aims to investigate the prevalence and levels of alexithymia in patients diagnosed with chronic coccydynia (tailbone pain lasting for 3 months or longer) and to explore its relationship with various clinical and psychological parameters. Chronic coccydynia can significantly impair daily activities, functionality, and reduce quality of life. Participants in this prospective, observational study will be evaluated during their routine visits to the pain management clinic. Evaluation of the participants will be performed using validated self-report questionnaires, including the Toronto Alexithymia Scale (TAS-20) for alexithymia, the Hospital Anxiety and Depression Scale (HADS) for mood symptoms, the Childhood Trauma Questionnaire (CTQ-33) for early life adverse experiences, the Visual Analog Scale (VAS) for pain intensity, and the 12-Item Short Form Health Survey (SF-12) for quality of life. The primary objective of the study is to determine how alexithymia relates to pain severity, duration, emotional symptoms, childhood trauma history, and overall quality of life in this specific population. The results of this pilot study may help strengthen the biopsychosocial approach in the evaluation of chronic coccydynia and optimize future multidisciplinary treatment strategies.

Studienübersicht

Status

Rekrutierung

Detaillierte Beschreibung

Chronic coccydynia is a persistent pain condition localized to the coccygeal region, often exacerbated by sitting and significantly impairing daily activities, functionality, and health-related quality of life. While biomechanical and structural variables play a substantial role in its etiology, the pain can become chronic, making it difficult to explain solely through structural changes. Chronic pain is a complex phenomenon that interacts bidirectionally with cognitive-emotional processes and stress response systems. Within this framework, alexithymia-characterized by difficulty identifying and describing emotions-has been recognized as a psychological trait associated with higher pain intensity and functional interference in chronic pain populations.

The relationship between chronic pain, anxiety, depressive symptoms, and early adverse life events such as childhood trauma is also clinically critical, as these factors can amplify pain perception and restriction of activities. Despite these known associations in general chronic pain conditions, studies comprehensively evaluating alexithymia levels alongside pain duration, mood symptoms, childhood trauma history, and quality of life specifically within the coccydynia population remain limited. This gap in the literature underscores the importance of systematically examining the biopsychosocial components of chronic coccydynia to help optimize multidisciplinary treatment planning.

This prospective, observational cohort study aims to investigate the presence and levels of alexithymia in patients with chronic coccydynia (≥3 months) and to analyze its relationship with clinical and psychological variables. Patients presenting with tailbone pain will be evaluated at the multidisciplinary clinics. Following written informed consent, data collection will be completed in a single session utilizing a comprehensive battery of validated psychometric instruments. These include the Visual Analog Scale (VAS) for pain intensity, the 20-item Toronto Alexithymia Scale (TAS-20), the Hospital Anxiety and Depression Scale (HADS), the 33-item Childhood Trauma Questionnaire (CTQ-33), and the 12-item Short-Form Health Survey (SF-12). The findings are expected to contribute to the early identification of high-risk patient subgroups and strengthen the integration of supportive psychosocial interventions into future chronic pain management protocols.

Studientyp

Beobachtungs

Einschreibung (Geschätzt)

15

Kontakte und Standorte

Dieser Abschnitt enthält die Kontaktdaten derjenigen, die die Studie durchführen, und Informationen darüber, wo diese Studie durchgeführt wird.

Studienorte

      • Istanbul, Türkei (türkiye)
        • Rekrutierung
        • Marmara University Pendik Training and Research Hospital
        • Kontakt:

Teilnahmekriterien

Forscher suchen nach Personen, die einer bestimmten Beschreibung entsprechen, die als Auswahlkriterien bezeichnet werden. Einige Beispiele für diese Kriterien sind der allgemeine Gesundheitszustand einer Person oder frühere Behandlungen.

Zulassungskriterien

Studienberechtigtes Alter

  • Erwachsene
  • Älterer Erwachsener

Akzeptiert gesunde Freiwillige

Nein

Probenahmeverfahren

Nicht-Wahrscheinlichkeitsprobe

Studienpopulation

Patients aged 18 and older who present to the algology outpatient clinic and meet the diagnostic criteria for chronic coccydynia lasting for 3 months or longer.

Beschreibung

Inclusion Criteria:

Being older than 18 years of age

  • Volunteering to participate in the study and providing written informed consent
  • Being literate and having the mental capacity to comprehend the questionnaires
  • Having no active, treated severe psychiatric disorder (such as schizophrenia or bipolar affective disorder)

Exclusion Criteria:

  • - Cognitive impairment or communication barriers that compromise the capacity to consent
  • Active psychotic disorder or manic episode
  • Suspected self-harm or suicide risk during the clinical interview
  • Distinct secondary causes of pain such as malignancy, active infection, or acute fracture

Studienplan

Dieser Abschnitt enthält Einzelheiten zum Studienplan, einschließlich des Studiendesigns und der Messung der Studieninhalte.

Wie ist die Studie aufgebaut?

Designdetails

Kohorten und Interventionen

Gruppe / Kohorte
Chronic Coccydynia Patients
Patients aged 18 and older who present to the algology outpatient clinic with a diagnosis of chronic coccydynia lasting for 3 months or longer. Participants will undergo a single-time biopsychosocial assessment using validated psychometric scales including TAS-20, HADS, CTQ-33, VAS, and SF-12 during their routine evaluation.

Was misst die Studie?

Primäre Ergebnismessungen

Ergebnis Maßnahme
Maßnahmenbeschreibung
Zeitfenster
Toronto Alexithymia Scale (TAS-20) Score
Zeitfenster: Baseline (Single-time assessment during the clinical interview)
A 20-item self-report questionnaire used to evaluate the presence and severity of alexithymia. It assesses three subscales: difficulty identifying feelings, difficulty describing feelings, and externally-oriented thinking. Total scores range from 20 to 100, where higher scores indicate a higher level of alexithymia.
Baseline (Single-time assessment during the clinical interview)

Sekundäre Ergebnismessungen

Ergebnis Maßnahme
Maßnahmenbeschreibung
Zeitfenster
Visual Analog Scale (VAS) for Pain
Zeitfenster: Baseline (Single-time assessment)
A 10-cm horizontal scale used to measure pain intensity. Scores range from 0 (no pain) to 10 (worst possible pain). Participants indicate their current tailbone pain level on this line.
Baseline (Single-time assessment)
Hospital Anxiety and Depression Scale (HADS) Score
Zeitfenster: Baseline (Single-time assessment)
A 14-item self-report questionnaire consisting of two subscales: anxiety (7 items) and depression (7 items). Each subscale is scored from 0 to 21, where higher scores reflect greater severity of anxiety or depression. Cut-off scores are 10 for anxiety and 7 for depression.
Baseline (Single-time assessment)
Childhood Trauma Questionnaire (CTQ-33) Score
Zeitfenster: Baseline (Single-time assessment)
A 33-item scale evaluating retrospective childhood and adolescent adverse experiences. It assesses emotional abuse, physical abuse, sexual abuse, emotional neglect, physical neglect, and overprotection-control. Total scores range from 25 to 150, with higher scores representing more severe childhood trauma.
Baseline (Single-time assessment)
Short Form Health Survey (SF-12) Score
Zeitfenster: Baseline (Single-time assessment)
A 12-item health-related quality of life survey consisting of 8 domains. Total and component scores range from 0 to 100, where higher scores indicate better health-related quality of life.
Baseline (Single-time assessment)

Mitarbeiter und Ermittler

Hier finden Sie Personen und Organisationen, die an dieser Studie beteiligt sind.

Studienaufzeichnungsdaten

Diese Daten verfolgen den Fortschritt der Übermittlung von Studienaufzeichnungen und zusammenfassenden Ergebnissen an ClinicalTrials.gov. Studienaufzeichnungen und gemeldete Ergebnisse werden von der National Library of Medicine (NLM) überprüft, um sicherzustellen, dass sie bestimmten Qualitätskontrollstandards entsprechen, bevor sie auf der öffentlichen Website veröffentlicht werden.

Haupttermine studieren

Studienbeginn (Tatsächlich)

20. März 2026

Primärer Abschluss (Geschätzt)

1. März 2027

Studienabschluss (Geschätzt)

1. März 2027

Studienanmeldedaten

Zuerst eingereicht

6. Juli 2026

Zuerst eingereicht, das die QC-Kriterien erfüllt hat

6. Juli 2026

Zuerst gepostet (Tatsächlich)

10. Juli 2026

Studienaufzeichnungsaktualisierungen

Letztes Update gepostet (Tatsächlich)

12. August 2026

Letztes eingereichtes Update, das die QC-Kriterien erfüllt

10. August 2026

Zuletzt verifiziert

1. Juli 2026

Mehr Informationen

Begriffe im Zusammenhang mit dieser Studie

Plan für individuelle Teilnehmerdaten (IPD)

Planen Sie, individuelle Teilnehmerdaten (IPD) zu teilen?

NEIN

Arzneimittel- und Geräteinformationen, Studienunterlagen

Studiert ein von der US-amerikanischen FDA reguliertes Arzneimittelprodukt

Nein

Studiert ein von der US-amerikanischen FDA reguliertes Geräteprodukt

Nein

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