Characteristics of patients with and without MODS at days 1 and 3 of severe sepsis.

Definitions of abbreviation: MODS = multi-organs dysfunction syndrome; APACHE = acute physiology and chronic health evaluation; PPI, pulmonary permeability index; EVLWI = extravascular lung water index; PaO2 = partial pressure of oxygen in arterial blood; FiO2 = fraction of inspired oxygen; CXR = chest X-ray; WBC = white blood cell; SOFA = Sequential Organ Failure Assessment score; PEEP = positive end-expiratory pressure.Values are expressed as median (interquartile range) or numbers (%).NS = Non-significant, p>0.05.