Continuous variables are expressed as median values (interquartile
ranges), and categorical variables are presented as number of patients
(percentages).
Abbreviations: WBC, white blood cell; hs-CRP, high-sensitive C-reactive
protein; ART, antiviral treatment; AST, aspartate aminotransferase;
COPD, chronic obstructive pulmonary disease; CRRT, continuous renal
replacement therapy; ECMO, extracorporeal membrane oxygenation; ICU,
intensive care unit; APACHE II, Acute Physiology and Chronic Health
Evaluation II; SOFA, sequential organ failure assessment; IL-6,
interleukin-6.
a Includes congestive heart disease and coronary
atherosclerotic heart disease.
b Defined as receipt of chemotherapy or radiotherapy
within 1 month before the onset of illness or receipt of corticosteroid
therapy (equivalent of 30 mg of prednisone per day) for 15 continuous
days before the onset of illness.
c Data are based on real-time reverse
transcription–polymerase chain reaction analysis.