Validation of Portuguese version of the low anterior resection syndrome score

Journal of Coloproctology - Tập 39 - Trang 1-8 - 2019
Nuno José Rama1,2, Pedro Lopes Ferreira3,4, João Pimentel5,6, Therese Juul7
1Centro Hospitalar de Leiria, Centro Colorretal, Leiria, Portugal
2Universidade do Porto, ICBAS, Porto, Portugal
3Universidade de Coimbra, Faculdade de Economia, Coimbra, Portugal
4Universidade de Coimbra, Centro de Estudos e Investigação em Saúde (CEISUC), Coimbra, Portugal
5Centro Hospitalar e Universitário de Coimbra, Centro Colorretal, Coimbra, Portugal
6Universidade de Coimbra, Faculdade de Medicina, Coimbra, Portugal
7Aarhus University Hospital, Department of Surgery P, Aarhus, Denmark

Tóm tắt

Abstract Objective The authors aim to perform a thorough translation with cultural adaptation of the patient reported outcome tool, Low Anterior Resection Syndrome (LARS) Score, to the Portuguese language (LARS-PT) in the Portuguese population with rectal cancer, after proctectomy with anastomosis. Methods According to the current international recommendations, we designed this study encompassing three main phases: (i) cultural and linguistic validation to European Portuguese; (ii) feasibility and reliability tests of the version obtained in the previous phase; and (iii) validity tests to produce a final version. The questionnaire was completed by 154 patients from six Portuguese Colorectal Cancer Units, and 58 completed it twice. Results Portuguese version of LARS score showed high construct validity. Regarding the test-retest, the global Intraclass Correlation showed very strong test-retest reliability. Looking at all five items, only items 3 and 5 present a moderate correlation. LARS score was able to discriminate symptoms showing worse quality of life, in patients submitted to preoperative radio and chemotherapy. Conclusions LARS questionnaire has been properly translated into European Portuguese, demonstrating high construct validity and reliability. This is a precise, reproducible, simple, clear and user-friendly tool for evaluating bowel function in rectal cancer patients after sphincter saving operation.

Tài liệu tham khảo

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