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Spinal Mobilization and Manipulation for Nonspecific Low Back Pain (SMM-LBP)

2 de agosto de 2026 actualizado por: alyildirim, Biruni University

Effects of Spinal Mobilization and Manipulation Added to Conventional Physiotherapy on Pain Intensity, Functional Disability, Fear-Avoidance Beliefs, and Lumbar Range of Motion in Individuals With Non-Specific Low Back Pain: A Randomized Controlled Trial

Low back pain is one of the most common musculoskeletal disorders worldwide and is a major cause of pain and disability. Manual therapy techniques such as spinal mobilization and spinal manipulation are frequently used together with conventional physiotherapy; however, their additional benefits remain unclear.

This randomized controlled trial aims to investigate whether adding spinal mobilization and spinal manipulation to conventional physiotherapy improves pain intensity, functional disability, fear-avoidance beliefs, and lumbar range of motion in individuals with non-specific low back pain. Participants will be randomly assigned to receive either conventional physiotherapy alone or conventional physiotherapy combined with spinal mobilization and manipulation. Outcome measures will be assessed before and after the six-week intervention. The findings of this study may provide evidence regarding the effectiveness of combining manual therapy with conventional physiotherapy for the management of non-specific low back pain.

Descripción general del estudio

Descripción detallada

Background

Non-specific low back pain is one of the leading causes of disability worldwide and is associated with substantial physical, psychological, and socioeconomic burden. Conservative physiotherapy is recommended as the first-line treatment, and manual therapy techniques such as spinal mobilization and spinal manipulation are frequently used as adjunctive interventions. However, evidence regarding their additional effectiveness when combined with conventional physiotherapy remains limited.

Objective

The aim of this randomized controlled trial is to investigate the effects of spinal mobilization and manipulation in addition to conventional physiotherapy on pain intensity, functional disability, fear-avoidance beliefs, and lumbar range of motion in individuals with non-specific low back pain.

Methods

Thirty participants with non-specific low back pain will be randomly allocated to either a conventional physiotherapy group or a conventional physiotherapy plus spinal mobilization and manipulation group. Both groups will receive conventional physiotherapy three times per week for six consecutive weeks. The intervention group will additionally receive spinal mobilization and spinal manipulation performed by an experienced physiotherapist.

Pain intensity will be assessed using the Visual Analog Scale (VAS), functional disability using the Roland-Morris Disability Questionnaire (RMDQ), fear-avoidance beliefs using the Fear-Avoidance Beliefs Questionnaire (FABQ), and lumbar range of motion using a universal goniometer. Outcome assessments will be performed at baseline and after completion of the six-week intervention.

Expected Outcomes

It is hypothesized that adding spinal mobilization and spinal manipulation to conventional physiotherapy will result in greater improvements in pain intensity, functional disability, fear-avoidance beliefs, and lumbar range of motion compared with conventional physiotherapy alone.

Tipo de estudio

Intervencionista

Inscripción (Estimado)

30

Fase

  • No aplica

Contactos y Ubicaciones

Esta sección proporciona los datos de contacto de quienes realizan el estudio e información sobre dónde se lleva a cabo este estudio.

Estudio Contacto

Ubicaciones de estudio

Criterios de participación

Los investigadores buscan personas que se ajusten a una determinada descripción, denominada criterio de elegibilidad. Algunos ejemplos de estos criterios son el estado de salud general de una persona o tratamientos previos.

Criterio de elegibilidad

Edades elegibles para estudiar

  • Adulto
  • Adulto Mayor

Acepta Voluntarios Saludables

No

Descripción

Inclusion Criteria:

  • Adults aged 18 to 60 years.
  • Diagnosis of non-specific low back pain.
  • Symptoms persisting for more than 12 weeks.
  • Able to understand the study procedures and provide written informed consent.
  • Willing to participate in the study and comply with the intervention protocol

Exclusion Criteria:

  • Structural spinal abnormalities.
  • Spinal infection or tumor.
  • Inflammatory spinal diseases.
  • Neurological disorders or neurological deficits.
  • Psychiatric disorders.
  • Pregnancy.
  • History of recent spinal surgery.
  • Chronic or systemic diseases that could affect participation.
  • Conditions that could interfere with adherence to the treatment protocol

Plan de estudios

Esta sección proporciona detalles del plan de estudio, incluido cómo está diseñado el estudio y qué mide el estudio.

¿Cómo está diseñado el estudio?

Detalles de diseño

  • Propósito principal: Tratamiento
  • Asignación: Aleatorizado
  • Modelo Intervencionista: Asignación paralela
  • Enmascaramiento: Único

Armas e Intervenciones

Grupo de participantes/brazo
Intervención / Tratamiento
Comparador activo: Conventional Physiotherapy Group
Participants received conventional physiotherapy consisting of superficial heat application using a hot pack (20 minutes), transcutaneous electrical nerve stimulation (TENS) (20 minutes), therapeutic ultrasound (5 minutes), and supervised therapeutic exercises (20 minutes), administered three times per week for six consecutive weeks.
Participants received conventional physiotherapy consisting of superficial heat application using a hot pack (20 minutes), transcutaneous electrical nerve stimulation (TENS) (20 minutes), therapeutic ultrasound (5 minutes), and supervised therapeutic exercises (20 minutes). The intervention was administered three times per week for six consecutive weeks, resulting in a total of 18 treatment sessions.
Experimental: Conventional Physiotherapy + Spinal Mobilization and Manipulation Group
Participants received the same conventional physiotherapy program as the active comparator group. In addition, spinal mobilization according to the Maitland concept and high-velocity, low-amplitude (HVLA) spinal manipulation were applied by an experienced physiotherapist three times per week for six consecutive weeks.
Participants received conventional physiotherapy consisting of superficial heat application using a hot pack (20 minutes), transcutaneous electrical nerve stimulation (TENS) (20 minutes), therapeutic ultrasound (5 minutes), and supervised therapeutic exercises (20 minutes). The intervention was administered three times per week for six consecutive weeks, resulting in a total of 18 treatment sessions.
Spinal mobilization and spinal manipulation were administered sequentially during the same treatment session. Grade III central posterior-anterior oscillatory mobilization according to the Maitland concept was applied to the identified hypomobile lumbar segment, followed immediately by a high-velocity, low-amplitude (HVLA) rotational thrust manipulation performed in the side-lying position. The intervention was individualized according to each participant's clinical presentation, symptom response, and joint mobility assessment. All procedures were performed by the same physiotherapist with more than 10 years of clinical experience in orthopedic manual therapy, three times per week for six consecutive weeks.

¿Qué mide el estudio?

Medidas de resultado primarias

Medida de resultado
Medida Descripción
Periodo de tiempo
Pain intensity measured using the Visual Analog Scale (VAS)
Periodo de tiempo: Baseline and after 6 weeks of intervention
Pain intensity will be assessed under three conditions (at rest, during activity, and at night) using a 10-cm Visual Analog Scale (VAS). Scores range from 0 (no pain) to 10 (worst imaginable pain), with higher scores indicating greater pain intensity.
Baseline and after 6 weeks of intervention

Medidas de resultado secundarias

Medida de resultado
Medida Descripción
Periodo de tiempo
Functional disability measured using the Roland-Morris Disability Questionnaire (RMDQ)
Periodo de tiempo: Baseline and after 6 weeks of intervention
Functional disability will be assessed using the 24-item Roland-Morris Disability Questionnaire (RMDQ). Scores range from 0 to 24, with higher scores indicating greater disability.
Baseline and after 6 weeks of intervention
Fear-avoidance beliefs measured using the Fear-Avoidance Beliefs Questionnaire (FABQ)
Periodo de tiempo: Baseline and after 6 weeks of intervention
Fear-avoidance beliefs will be evaluated using the Fear-Avoidance Beliefs Questionnaire (FABQ), including physical activity and work subscales. Higher scores indicate greater fear-avoidance beliefs.
Baseline and after 6 weeks of intervention
Lumbar range of motion
Periodo de tiempo: Baseline and after 6 weeks of intervention
Lumbar flexion, extension, lateral flexion, and rotation will be measured using a universal goniometer. Three measurements will be obtained for each movement, and the mean value will be used for analysis.
Baseline and after 6 weeks of intervention

Colaboradores e Investigadores

Aquí es donde encontrará personas y organizaciones involucradas en este estudio.

Patrocinador

Fechas de registro del estudio

Estas fechas rastrean el progreso del registro del estudio y los envíos de resultados resumidos a ClinicalTrials.gov. Los registros del estudio y los resultados informados son revisados ​​por la Biblioteca Nacional de Medicina (NLM) para asegurarse de que cumplan con los estándares de control de calidad específicos antes de publicarlos en el sitio web público.

Fechas importantes del estudio

Inicio del estudio (Estimado)

30 de agosto de 2026

Finalización primaria (Estimado)

15 de noviembre de 2026

Finalización del estudio (Estimado)

30 de noviembre de 2026

Fechas de registro del estudio

Enviado por primera vez

23 de julio de 2026

Primero enviado que cumplió con los criterios de control de calidad

2 de agosto de 2026

Publicado por primera vez (Actual)

6 de agosto de 2026

Actualizaciones de registros de estudio

Última actualización publicada (Actual)

6 de agosto de 2026

Última actualización enviada que cumplió con los criterios de control de calidad

2 de agosto de 2026

Última verificación

1 de agosto de 2026

Más información

Términos relacionados con este estudio

Otros números de identificación del estudio

  • 1915

Plan de datos de participantes individuales (IPD)

¿Planea compartir datos de participantes individuales (IPD)?

NO

Información sobre medicamentos y dispositivos, documentos del estudio

Estudia un producto farmacéutico regulado por la FDA de EE. UU.

No

Estudia un producto de dispositivo regulado por la FDA de EE. UU.

No

Esta información se obtuvo directamente del sitio web clinicaltrials.gov sin cambios. Si tiene alguna solicitud para cambiar, eliminar o actualizar los detalles de su estudio, comuníquese con register@clinicaltrials.gov. Tan pronto como se implemente un cambio en clinicaltrials.gov, también se actualizará automáticamente en nuestro sitio web. .

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