Table 4 Hemodynamic and perfusion variables during surgery and postoperatively

Cardiac index (l/minute/m²)

   Volume group

3.6/1.1 (25)

3.2/1.1 (25)

3.3/0.8 (22)

3.5/0.6 (15)

3.4/0.8 (13)

3.9/0.8 (4)

2.5/0.7

2.9/0.8

3.1/0.9

3.2/0.8

3.5/0.9

3.8/1.2

3.7/0.6

   Dobutamine group

3.4/0.7 (25)

3.0/0.8 (25)

4.0/1.0^*# (22)

4.6/1.2* ^# (13)

4.5/0.5* ^# (10)

4.6/0.7^# (8)

3.0/0.9*

3.6/1.0*

3.8/1.0*

3.9/0.8* ^#

3.9/0.7^#

4.0/0.8^#

4.0/0.9^#

Left ventricular stroke work index (g/m/m²)

   Volume group

65/22 (25)

43/12^# (25)

43/12^# (22)

41/13^# (15)

46/12^# (10)

45/11 (4)

37/13^#

37/15^#

41/23^#

42/28^#

46/18^#

45/22^#

42/18^#

   Dobutamine group

58/15 (25)

43/13^# (25)

49/17 (22)

48/9* ^# (13)

50/14 (10)

49/18 (8)

39/18^#

43/20^#

41/19^#

42/21^#

41/20^#

43/17^#

42/16^#

Pulmonary artery occlusion pressure (mmHg)

   Volume group

12/4.3 (25)

12/4.3 (25)

10/3.0 (22)

10/3.0 (14)

11/3.3 (12)

8/1.1 (3)

9/4.1

11/4.7

13/4.5

11/4.6

12/3.5

12/3.3

12/3.9

   Dobutamine group

11/4.0 (25)

12/3.3 (25)

10/2.9 (22)

9/2.5 (13)

8/1.6* ^# (10)

10/1.1 (8)

9/3.3

10/3.9

11/3.5

11/4.4

11/4.4

11/3.7

12/3.3

Lactate (mEq/l)

   Volume group

1.3/0.6

1.3/0.6

1.2/0.5

1.7/0.6

2.5/1.6

2.8/2.0

2.5/1.6

2.8/1.9

2.0/1.9

2.2/2.0

2.1/2.4

1.9/1.8

1.9/2.0

   Dobutamine group

1.3/0.5

1.4/0.8

1.9/0.6

1.2/0.4

2.2/0.8

1.9/0.8

2.2/0.8

1.9/0.8

1.6/0.6

1.6/0.8

1.7/0.8

1.3/0.8

1.3/0.4

Mixed venous oxygen saturation (%)

   Volume group

83/4

-

86/3

86/5

86/5

86/2

76/13

73/11

76/15

77/10

77/10

77/11

78/9

   Dobutamine group

81/6

-

86/2

87/5

85/6

83/11

78/9

80/10

80/9

77/11

79/7

77/8

77/8