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Rev. Col. Bras. Cir ; 47: e20202528, 2020. tab, graf
Article in English | LILACS | ID: biblio-1136579

ABSTRACT

ABSTRACT Objective: to evaluate the impact of probable sarcopenia (PS) on the survival of oncological patients submitted to major surgeries. Method: prospective cohort bicentrical study enrolling adult oncological patients submitted to major surgeries at Cancer Hospital and Santa Casa de Misericordia in Cuiabá-MT. The main endpoint was the verification of postoperative death. Demographic and clinical data was collected. PS was defined as the presence of 1) sarcopenia risk assessed by SARC-F questionnaire and 2) low muscle strength measured by dynamometry. The cumulative mortality rate was calculated for patients with either PS or non PS using Kaplan Meier curve. The univariate and multivariate Cox regression model was used to evaluate the association of mortality with various investigated confounding variables. Results: a total of 220 patients with a mean (SD) age of 58.7±14.0 years old, 60.5% males participated of the study. Patients with PS had higher risk to postoperative death (RR=5.35 95%CI 1.95-14.66; p=0,001) and for infectious complications (RR=2.45 95%CI 1.12-5.33; p=0.036). The 60 days mean survival was shorter for patients with PS: 44 (IQR=32-37) vs 58 (IQR=56-59) days (log rank <0,001). The Cox multivariate regression showed that PS was an independent risk factor (HR=5.8 95%CI 1.49-22.58; p=0.011) for mortality. Conclusion: patients bearing PS submitted to major oncological surgery have less probability of short term survival and preoperative PS is an independent risk for postoperative mortality.


RESUMO Objetivo: avaliar o impacto da provável sarcopenia (PS) pré-operatória na sobrevida de pacientes oncológicos submetidos a operações de grande porte. Métodos: estudo bicêntrico de coorte prospectivo, realizado com pacientes oncológicos adultos, submetidos a operação de grande porte no Hospital de Câncer e na Santa Casa de Misericórdia em Cuiabá-MT. A variável principal foi a ocorrência de óbito pós-operatório. Coletou-se dados demográficos, clínicos e o diagnóstico de PS, definido pela presença de: 1) risco de sarcopenia pelo questionário SARC-F e 2) baixa força muscular (Kgf) mensurada pela dinamometria. Calculou-se a taxa de sobrevida acumulada para os pacientes com e sem PS pela curva de Kaplan-Meier. Aplicou-se o modelo de regressão de Cox uni e multivariado para avaliar a associação da mortalidade com covariáveis de confundimento investigadas. Resultados: participaram do estudo 220 pacientes com idade média (DP) de 58,7±14,0 anos, sendo 60,5% do sexo masculino. Quatorze (6,4%) pacientes foram considerados com PS. Os pacientes com PS apresentaram risco aumentado para a ocorrência de óbito (RR=5,35 IC95% 1,95-14,66; p=0,001) e para complicações infecciosas (RR=2,45 IC95% 1,12-5,33; p=0,036). A sobrevida média em 60 dias, foi menor para os pacientes com PS: 44 (IIQ=32-37) vs 58 (IIQ=56-59) dias (log rank <0,001). A regressão Multivariada de Cox, mostrou que a PS foi fator de risco independente (HR=5,8 IC95% 1,49-22,58; p=0,011) para a mortalidade. Conclusão: os pacientes com PS submetidos a operações oncológicas de grande porte apresentam menor probabilidade de sobrevida a curto prazo e a PS pré-operatória, é fator de risco independente para mortalidade pós-operatória.


Subject(s)
Humans , Male , Female , Adult , Aged , Sarcopenia/complications , Neoplasms/surgery , Postoperative Complications/epidemiology , Algorithms , Brazil/epidemiology , Survival Rate , Prospective Studies , Surveys and Questionnaires , Risk Factors , Sarcopenia/mortality , Middle Aged , Neoplasms/mortality
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