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Fig. 2 | BMC Anesthesiology

Fig. 2

From: Cardiac surgical outcome prediction by blood pressure variability indices Poincaré plot and coefficient of variation: a retrospective study

Fig. 2

a Poincaré plot of a survivor, with the ellipse and derived parameters (SD1 and SD2) b Poincaré plot of a non-survivor, with the ellipse and derived parameters (SD1 and SD2). MAPt– Mean Arterial Pressure at a data point on time series, MAPt + 1– Mean Arterial Pressure at a data point next on time series. SD1- minor semi-axis of the fitted ellipse, SD2- major semi-axis of the fitted ellipse

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BMC Anesthesiology

ISSN: 1471-2253

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