Tradução, adaptação cultural e validação do questionário Rastreamento da Doença Renal Oculta (Screening For Occult Renal Disease - SCORED) para o português brasileiro Translation, cultural adaptation, and validation of the Screening For Occult Renal Disease (SCORED) questionnaire to Brazilian Portuguese

Screening Chronic Kidney Dis- ease (CKD) allows early interventions, which may alter the natural course of the disease, including cardiovascular morbid- ity and mortality. Screening for Occult Renal Disease (SCORED) is questionnaire with nine questions with different weights, and predicts a 20% chance for CKD if a individual score ≥ 4 points. Aim: Translate to Portuguese, perform the adaptation to the Brazilian culture and validate the orig- inal version of SCORED questionnaire. Methods: Steps of the process: Translation from English into Brazilian Portuguese; back-translation into English; application to a population sample; and Proof-reading and completion. The translations and re- views were made by professionals experts in Portuguese and English. The question- naire was applied to 306 participants and CKD was diagnosed as suggested by the NKF KDOQI™. Results: The participants mean age was 49 ± 13 years, 61% were women, 69% were white, and 68% had education below high school, 38.5% had hypertension, and 12.3% diabetics. The final Brazilian Portuguese version of the SCORED questionnaire was well under- stood. CKD was diagnosed in 20 (6.5%) of the participants. The Brazilian version of the SCORED questionnaire showed sensitivity of 80%, specificity of 65%, positive predictive value of 14%, negative predictive value of 97%, and accuracy of 66%. Conclusion: The steps used for the translation, transcultural adaptation, and validation allowed a Brazilian Portuguese version of the SCORED questionnaire which was well understood, acceptable and costless, characteristics that make it a useful tool in the identification of people that chance of having CKD. AbstRAct Palavras-chave: comparacao transcultural, insuficiencia renal cronica, questionarios.