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A Critical Review of Mindfulness-Based Interventions for Chronic Pain: Current Evidence and Future Directions

Title
A Critical Review of Mindfulness-Based Interventions for Chronic Pain: Current Evidence and Future Directions
Type
Thesis
Year
2025-06-02
Authors
Alice Gaspar Fernandes Ferreira Tomé
(Author)
FMUP
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Scientific classification
FOS: Medical and Health sciences > Health sciences
Other information
Resumo (PT): A dor crónica afeta milhões de pessoas em todo o mundo, comprometendo significativamente o bem-estar físico, sociocultural e psicológico dos pacientes, levando a incapacidade e diminuição da qualidade de vida. O impacto social nos familiares e cuidadores de pacientes com dor crónica também precisa de ser considerado. Os elevados encargos económicos e a eficácia inadequada dos tratamentos farmacológicos, incluindo os efeitos adversos e o risco de dependência, têm impulsionado a busca por intervenções psicológicas complementares para controlo da dor crónica. As intervenções baseadas em Mindfulness (MBIs), que estão incluídas nas terapias cognitivo-comportamentais de 3ª geração, surgiram como uma abordagem não farmacológica promissora. Esta revisão crítica sintetiza a evidência atual de ensaios clínicos randomizados (RCTs) sobre a eficácia das MBIs na gestão da dor crónica, avalia criticamente as suas limitações metodológicas e propõe direções para futuras investigações. A análise dos resultados centrados no paciente, incluindo a intensidade da dor, a incapacidade e o sofrimento emocional, de 10 estudos RCTs revela que as MBIs demonstram melhorias significativas face aos cuidados habituais. No entanto, a heterogeneidade dos desenhos dos estudos e a escassez de dados a longo prazo destacam a necessidade de uma investigação padronizada para otimizar a aplicação das MBIs no tratamento da dor crónica. A avaliação detalhada dos mecanismos neurobiológicos subjacentes às melhorias induzidas pelas MBIs na dor crónica também deve ser considerada em estudos futuros.
Abstract (EN): Chronic pain affects millions worldwide, significantly impairing physical, socio-cultural, and psychological well-being of the patients, leading to disability and diminished quality of life. The social impact at the relatives and caregivers of chronic pain patients, needs also to be considered. The substantial economic burden and inadequate efficacy of pharmacological treatments, including adverse effects and addiction risk, have spurred exploration of complementary psychological interventions to manage chronic pain. Mindfulness-Based Interventions (MBIs), which are included in the “third wave” of cognitive-behavioural therapies, have emerged as promising non-pharmacological approaches. This critical review synthesizes current evidence from randomized controlled trials (RCTs) to evaluate the efficacy of MBIs in chronic pain management, critically appraises methodological limitations, and proposes future research directions. Analysis of patient-centered outcomes, including pain intensity, disability, and emotional distress, of 10 RCTs studies reveals that MBIs demonstrate significant improvements compared to usual care. However, the heterogeneity in the study designs and limited long-term data underscore the need for standardized research to optimize MBI application in chronic pain management. The detailed evaluation of the neurobiological mechanisms underlying the improvements induced by MBI in chronic pain should also be considered in future studies.
Language: English
No. of pages: 60
License type: Click to view license CC BY-NC-ND
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