Fig. 4From: Attributable mortality of ARDS among critically ill patients with sepsis: a multicenter, retrospective cohort studyKaplan-Meier survival analysis. (A) Kaplan-Meier survival analysis comparing non-ARDS and ARDS groups. (B) Kaplan-Meier survival analysis comparing non-ARDS, mild ARDS, moderate ARDS, and severe ARDS groups. p < 0.001 for all comparisons. The numbers of patients at risk at each time point were shown below the graph. Abbreviations: ARDS, acute respiratory distress syndromeBack to article page