Fig. 2From: Putative invasive pulmonary aspergillosis in critically ill patients with chronic obstructive pulmonary disease: a matched cohort studyKaplan-Meier curves showing survival rate in patients with putative invasive pulmonary aspergillosis (PIPA) and control patients over a 3-month time course after intensive care unit admission. p < 0.001 by log-rank testBack to article page