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1.
Can J Pain ; 8(1): 2288888, 2024.
Artigo em Inglês | MEDLINE | ID: mdl-38659424

RESUMO

Background: Chronic pain and higher body weight frequently co-occur. This common comorbidity is thought to be mediated by the use of comfort eating as a strategy for managing both the physical and psychological pain and discomfort associated with flare-ups of chronic pain. Valid and reliable assessment tools are needed to inform the development of effective treatments. Aims: This study aimed to assess the psychometric properties of a new brief measure of pain-induced comfort eating in chronic pain, the Pain-Induced Comfort Eating Scale (PICES). Methods: A sample of 166 patients with chronic pain completed an online test battery including the PICES along with measures of chronic pain and pain-related symptoms, disordered eating, and related psychological factors. Results: Results of exploratory factor analysis revealed a single-factor model for the four-item PICES. Further, the PICES demonstrated evidence of good internal consistency as well as convergent validity with demonstrated correlations with related measures. The results of this study also revealed that comfort eating in chronic pain appears to be related to psychological distress; the PICES correlated more strongly with measures assessing mood and psychological distress compared to interference/intensity of physical pain itself. Scores on the PICES also correlated strongly with measures of uncontrolled and emotional eating. Conclusions: Overall, our results indicate that the PICES provides a valid and useful brief measure of comfort eating in chronic pain that might be useful to inform treatments targeting the comorbid disordered eating practices that can lead to higher body weights in patients with chronic pain.


Contexte : La douleur chronique et un poids corporel élevé coexistent fréquemment.On pense que cette comorbidité commune est médiée par la consommation d'aliments de réconfort comme stratégie de gestion de la douleur physique et psychologique, ainsi que de l'inconfort associé aux poussées de douleur chronique. Des outils d'évaluation valides et fiables sont nécessaires pour informer le développement de traitements efficaces.Objectifs : Cette étude visait à évaluer les propriétés psychométriques d'une nouvelle mesure brève de la consommation d'aliments de réconfort induite par la douleur chronique, l'Échelle de consommation d'aliments de réconfort induite par la douleur (PICES).Méthodes : Un échantillon de 166 patients souffrant de douleur chronique se sont soumis à une batterie de tests en ligne comprenant le PICES, de même que des mesures de la douleur chronique et des symptômes liés à la douleur, des troubles alimentaires et des facteurs psychologiques associés.Résultats : Les résultats de l'analyse factorielle exploratoire ont révélé un modèle à un seul facteur pour le PICES à quatre éléments. De plus, le PICES a démontré une bonne cohérence interne ainsi qu'une validité convergente avec des corrélations démontrées avec des mesures connexes. Les résultats de cette étude ont également révélé que la consommation d'aliments de réconfort dans les cas de douleur chronique semble être liée à la détresse psychologique; le PICES était plus fortement corrélé aux mesures évaluant l'humeur et la détresse psychologique que l'interférence/l'intensité de la douleur physique elle-même. Les scores obtenus pour le PICES étaient également fortement corrélés avec des mesures de la consommation alimentaire incontrôlée et émotionnelle.Conclusions : Dans l'ensemble, nos résultats indiquent que l'échelle PICES constitue une mesure brève, valide et utile de la consommation d'aliments de réconfort par les patients souffrant de douleur chronique qui pourrait être utile pour informer les traitements ciblant les pratiques alimentaires comorbides qui peuvent conduire à la douleur. Les traitements ciblant les troubles alimentaires comorbides qui peuvent conduire à un poids corporel plus élevé chez les patients souffrant de douleur chronique pourraient s'en inspirer.

2.
Appetite ; 140: 288-297, 2019 09 01.
Artigo em Inglês | MEDLINE | ID: mdl-31145944

RESUMO

OBJECTIVES: Chronic pain and obesity are major public health concerns. Animal and human models have demonstrated that eating high-sugar nutrient-dense foods confers analgesic effects. Moreover, recent research suggests that people with chronic pain may "comfort eat" to cope with their pain. Given the harmful impact of obesity on chronic pain, it is critical to determine whether pain elicits comfort eating amongst individuals with chronic pain to ensure that this potentially maladaptive pain coping strategy is not overlooked in chronic pain treatment. Therefore, this study aimed to: determine whether chronic pain intensity predicts pain-induced comfort eating and identify mediators of this relationship; to determine whether pain-induced comfort eating predicts elevated BMI; and to establish whether BMI predicts chronic pain interference. METHODS: This study utilised a cross-sectional online survey design and a sample of 151 adults with chronic pain. RESULTS: Over three-quarters of this chronic pain sample reported engaging in pain-induced comfort eating. Chronic pain intensity did not significantly predict pain-induced comfort eating. However, there was a significant indirect effect of chronic pain intensity on pain-induced comfort eating through stress-but not experiential avoidance or pain catastrophising. As predicted, pain-induced comfort eating significantly predicted increased BMI, and BMI in turn significantly predicted greater chronic pain interference. DISCUSSION: This study indicates that pain-induced comfort eating is both common and harmful amongst individuals with chronic pain, across the entire BMI spectrum. Pain-induced comfort eating and stress have emerged as promising chronic pain treatment targets. The findings are discussed and interpreted in light of extant research and theory, as well as limitations of the current study. Future research directions and clinical implications are also considered.


Assuntos
Adaptação Psicológica , Dor Crônica/psicologia , Comportamento Alimentar/psicologia , Obesidade/psicologia , Manejo da Dor/psicologia , Adolescente , Adulto , Idoso , Índice de Massa Corporal , Catastrofização , Dor Crônica/complicações , Estudos Transversais , Feminino , Humanos , Masculino , Pessoa de Meia-Idade , Obesidade/complicações , Manejo da Dor/métodos , Adulto Jovem
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