FFMI: A Pivotal Indicator Bridging Pulmonary, Sleep, and Systemic Factors in COPD–OSA Overlap Patients - Wang, Liang; Shen, Ying-Ying; Qian, Rui-Qi; Zhang, Xiu-Qin; Shen, Xu-Rui; Chen, Cheng (International journal of chronic obstructive pulmonary disease, 2025)
Keywords: Aged; Body composition; Body Mass Index; Care and treatment; Chronic illnesses; Chronic obstructive pulmonary disease; Comorbidity; Correlation analysis; Diagnosis; Disease Progression; Female; Forced Expiratory Volume; Health aspects; Hospitalization; Humans; Lung - physiopathology; Lung diseases, Obstructive; Male; Malnutrition; Middle Aged; Nutritional status; Original Research; Patients; Predictive Value of Tests; Prognosis; Pulmonary Disease, Chronic Obstructive - diagnosis; Pulmonary Disease, Chronic Obstructive - epidemiology; Pulmonary Disease, Chronic Obstructive - physiopathology; Pulmonary Disease, Chronic Obstructive - therapy; Regression analysis; Respiratory Function Tests; Retrospective Studies; Risk Factors; Severity of Illness Index; Sleep; Sleep apnea; Sleep apnea syndromes; Sleep Apnea, Obstructive - diagnosis; Sleep Apnea, Obstructive - epidemiology; Sleep Apnea, Obstructive - physiopathology; Sleep Apnea, Obstructive - therapy; Statistics; Variables; Variance analysis; Vital Capacity; China; obstructive sleep apnea; nutritional status; overlap syndrome; fat-free body mass index; chronic obstructive pulmonary disease