Fig. 2From: Acute respiratory failure and mechanical ventilation in cardiogenic shock complicating acute myocardial infarction in the USA, 2000–2014Timing of NIV with relation to IMV (N = 3866). Negative values denote NIV use before IMV and positive values denote NIV use after IMV. IMV invasive mechanical ventilation, NIV noninvasive ventilationBack to article page