OBJECTIVE To assess the quality of life in patients undergoing myocardial revascularization using the six-minute walk test. METHODS Prospective observational study with patients who undergoing CABG. The clinical variables, the sixminute walk test, and the SF-36 test were recorded. The patients were assessed at the preoperative time and at 2 months of postoperative period. According their six-...

In studies with a long-term follow-up, peak expiratory flow (PEF) meters are often used to assess bronchial obstruction. The question arises whether data obtained with these frequently used meters are still reliable after several years of use, and whether the old meters should be renewed after a certain period. In the present study, we tested the reliability of PEF values measured with mini-Wri...