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Comparative Study
. 2018 Mar 1;31(1):e1344.
doi: 10.1590/0102-672020180001e1344.

PREVALENCE OF JOINT PAIN AND OSTEOARTHRITIS IN OBESE BRAZILIAN POPULATION

[Article in English, Portuguese]
Affiliations
Comparative Study

PREVALENCE OF JOINT PAIN AND OSTEOARTHRITIS IN OBESE BRAZILIAN POPULATION

[Article in English, Portuguese]
Daniel Moreira Pacca et al. Arq Bras Cir Dig. .

Abstract

Background: High body mass index, as well as maintaining this condition for a long period of time, are important risk factors for the development of osteoarthritis.

Aim: To determine joint pain and osteoarthritis prevalence in patients referred to bariatric surgery.

Methods: Morbidly obese patients referred to bariatric surgery responded to the visual analogue pain scale (VAS) and the WOMAC questionnaire. X-rays of the hips and knees were evaluated. The primary endpoints were self-reported joint pain and the diagnosis of osteoarthritis by clinical and radiological criteria of the American College of Rheumatology.

Results: 141 patients were interviewed (85.1% women) with a mean age of 40 years. The mean body mass index was 46. The lumbar spine and knee joint were the most commonly reported as painful (77.9% and 73.2% respectively). Prevalence of knee osteoarthritis was 63.1% and hip osteoarthritis was 40.8%. Age, mean VAS and WOMAC scores were higher in the osteoarthritic individuals.

Conclusion: There is prevalence of 90.1% of pain symptoms in morbidly obese patients referred to bariatric surgery. The prevalence of knee osteoarthritis was 63.1% and hip osteoarthritis was 40.8% in this sample.

Racional:: Alto índice de massa corpórea, assim como a manutenção desta condição por longo período de tempo, são importantes fatores de risco para o desenvolvimento de osteoartrite.

Objetivo:: Determinar a prevalência de dor articular e osteoartrite em pacientes aguardando cirurgia bariátrica.

Métodos:: Pacientes obesos mórbidos responderam à escala e questionário (VAS e WOMAC) de dor e função. Radiografias dos quadris e joelhos foram avaliadas. Os desfechos primários foram dor articular referida nos questionários e o diagnóstico de osteoartrite feito através dos critérios clinicoradiológicos do Colégio Americano de Reumatologia.

Resultados:: Cento e quarenta e um pacientes foram entrevistados (85,1% mulheres) com idade média de 40 anos. A média do índice de massa corpórea foi de 46. Coluna lombar e joelhos foram as regiões mais comumente referidas com dor (77,9% e 73,2% respectivamente). A prevalência de osteoartrite dos joelhos foi de 63,1% e dos quadris foi de 40,8%. Idade, média da escala visual de dor e resultados do questionário de WOMAC foram maiores nos indivíduos com osteoartrite.

Conclusão:: Há prevalência de 90,1% de sintomas dolorosos nos pacientes obesos mórbidos encaminhados para cirurgia bariátrica. A osteoartrite dos joelhos foi de 63,1% e de quadris de 40,8%.

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Conflict of interest statement

Conflict of interest: none

Figures

FIGURE 1
FIGURE 1. Histograms: A) WOMAC total; B) WOMAC pain subscale; C) WOMAC stiffness subscale; D) WOMAC function subscale data distribution

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