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(a) Cardiac output and (b) stroke work at 0 min and 60 min after hemodilution. The baseline mean and standard deviation for cardiac output (CO) is 9.4 ± 2.4 ml/min and stroke work (SW) is 2,134 ± 568 mmHg µl. Broken line represents the values at baseline. Values are presented as means ± SD. * P<0.05; **P<0.01; ***P<0.001 compared with baseline. † P<0.05 compared between groups
