No abstract available.
Introduction: There is no available cutoff for the 1-repetition maximum (1RM) test of knee extensor muscles associated with prognosis in patients with chronic obstructive pulmonary disease (COPD). Aims: To determine 1RM cutoffs for the knee extensors and to verify their association with mortality in COPD. Methods: In a preliminary analysis of a multicenter study, 170 patients performed the 1RM test of knee exte...