
Keywords: BIA، تجزیه و تحلیل امپدانس بیوالکتریک; Body composition; Bioelectrical impedance analysis; Chronic obstructive pulmonary disease; Fat-free mass; Phase angleADO, age dyspnea obstruction; BIA, bioelectrical impedance analysis; BMI, body mass index; iBODE, body mass index, obstruction, dyspnea, e