To collect data relative to the HRQoL, the Brazilian versions of the Medical Outcomes Study 36-Item Short-Form Health Survey - SF-36, of the Minnesota Living with Heart Failure Questionnaire - MLHFQ and the MINICHAL were used.
Para obtención de los datos relativos a la CVRS, fueron utilizadas las versiones brasileñas del Medical Outcomes Study 36  Item Short-Form Health Survey - SF-36, del Minnesota Living with Heart Failure Questionnaire - MLHFQ y el MINICHAL.
Para obtenção dos dados relativos à QVRS, foram utilizadas as versões brasileiras do Medical Outcomes Study 36  item Short-Form Health Survey - SF-36, do Minnesota Living with Heart Failure Questionnaire - MLHFQ e o Minichal.