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Fig. 1 | Annals of Intensive Care

Fig. 1

From: Causes of acute respiratory failure in patients with small-vessel vasculitis admitted to intensive care units: a multicenter retrospective study

Fig. 1

Flowchart. Classification of the cause(s) of acute respiratory failure (ARF). a Analysis of causes of ARF and of survival (n  =  121). *Only the first admission was considered. b Analysis of risk factors for non-immune ARF in patients with known Svv (n  = 70). Only the most recent episode was considered in the analysis of risk factors for non-immune ARF in patients with known Svv

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