Fig. 1From: MicroDAIMON study: Microcirculatory DAIly MONitoring in critically ill patients: a prospective observational studyKaplan–Meier survival analysis. a Represents two subgroups, separated by microvascular blood flow (MFI) < 2.6 versus MFI ≥ 2.6. b Represents four subgroups, separated by MFI with identical cut-off value and heart rate (HR) ≥ 90 versus < 90 bpmBack to article page