A Clinical Cohort Study of Pneumonia in Respiratory Intensive Care Unit

From 2003 when Severe Acute Respiratory Syndromes (SARS) appeared，many new types of respiratory viruses emerge in endlessly. Therefore, the epidemiology and the clinical character has changed quietly, especially severe pneumonia. This cohort study aim to obtain the contents of severe pneumonia patients in Respiratory Intensive Care Unit (RICU). Through the clinical data analysis, the investigators could get the information of the pneumonia caused by different reasons, such as morbidity and mortality, risk factors, clinical symptoms and radiographic changes, the respiratory support parameter and so on. The investigators hope the result could guide them do the clinical work of severe pneumonia better in the future.

NCT Number	NCT02738645
Lead Sponsor	Beijing Chao Yang Hospital
Conditions	Pneumonia
Enrollment	800 participants
Start Date	2016-06
Primary Completion	2026-12-31 (estimated)
Study Completion	2026-12-31 (estimated)
Updated on ClinicalTrials.gov	2026-03-18