Fig. 1. Hemodynamic effects of volume therapy in endotoxemic sheep. Data are presented as means ± SEM. BL = baseline; DO2I = systemic oxygen delivery index; HES = hydroxyethyl starch; HR = heart rate; MAP = mean arterial pressure; SVI = stroke volume index. *P < 0.05 HES 130/0.4 versus HES 200. †P < 0.05 HES 200/0.5 versus crystalloid. ‡P < 0.05 HES 130/0.4 versus crystalloid.