Figure 3

Four-quadrant plots of SpHb and laboratory hemoglobin concentrations. Four-quadrant plots of SpHb and laboratory hemoglobin concentrations in the normal (a), mild-to-moderate hyperbilirubinemia (b), and severe hyperbilirubinemia (c) groups. Data points within the grey box are excluded (hemoglobin 1.0 g/dL). SpHb non-invasive hemoglobin concentration.