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. 2021 Feb 22;4(2):e2037748. doi: 10.1001/jamanetworkopen.2020.37748

Figure 2. Proportion of Hospitals That Used Mechanical Circulatory Support (MCS) Devices for Patients Who Underwent Percutaneous Coronary Intervention for Acute Myocardial Infarction Complicated by Cardiogenic Shock From October 2015 to December 2017.

Figure 2.

The horizontal lines in the center of each box indicate the median; the lower and upper bounds of each box, the 25th and 75th percentiles; and error bars, 1.5 times the interquartile range. Each hospital is represented as a point. Only hospitals with at least 10 cases of cardiogenic shock during the study period were included. IABP indicates intra-aortic balloon pump; LVAD, left ventricular assist device.