Geneva, May 29 -- International Clinical Trials Registry received information related to the study (ChiCTR2600125071) titled 'A cohort study of individualized High-Frequency Chest Wall Oscillation based on airway resonance frequency (Fres) guided recovery of sputum volume/characteristics and airway mechanical characteristics in hospitalized AECOPD patients' on May 21.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: China Japan Friendship Hospital

Condition: chronic obstructive pulmonary disease

Intervention: Experimental group:On the basis of receiving all the above standard conventional treatments, add "personalized high-frequency chest wall oscillation (HFCWO) therapy based on your individual airway reso...