Are quality of life assessments and the six minute walk test reproducible and responsive measures of cardiac status in frail, very elderly patients with heart failure?
Quality of life assessments and the six-minute walk test are valid and responsive tools for evaluating cardiac status in frail, elderly heart failure patients.
Quality of life assessment and a six minute walk test are reproducible and responsive measures of cardiac status in frail, very elderly patients with heart failure.
O’Keeffe et al. (Thu,) studied this question.