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Table 1

From: Oesophageal Doppler monitoring of descending aortic blood flow velocity during off-pump coronary artery bypass surgery

 

CO (l/min)

MAP (mmHg)

CVP(mmHg)

FTc (s)

PV(cm/s)

Post Induction

4.28 ± 1.30

78 ± 21

 

325 ± 44

50 ± 12

Pre LAD

5.12 ± 1.41

72 ± 17

8 ± 4

355 ± 29

54 ± 17

During LAD

4.76 ± 1.26

68 ± 13

10 ± 4

353 ± 45

53 ± 16

Post LAD

5.57 ± 1.68

71 ± 15

9 ± 5

359 ± 45

55 ± 16

Pre Cx

5.46 ± 1.84

67 ± 12

13 ± 5

353 ± 60

53 ± 17

During Cx

4.19 ± 1.12

68 ± 10

16 ± 5

343 ± 50

48 ± 12

Post Cx

5.67 ± 1.69

70 ± 13

7 ± 4

375 ± 56

57 ± 13

Pre PDA

5.38 ± 1.39

83 ± 17

12 ± 4

375 ± 42

52 ± 17

During PDA

5.38 ± 1.15

73 ± 13

14 ± 3

355 ± 61

54 ± 16

Post PDA

5.14 ± 1.19

68 ± 13

9 ± 4

356 ± 39

53 ± 16

Chest closed

4.89 ± 1.34

67 ± 12

9 ± 3

338 ± 40

57 ± 15

  1. LAD (left anterior descending artery) = 21 patients, Cx (circumflex artery) = 18 patients, PDA (posterior descending artery) = 15 patients. Pre, during and post refer to immediately before, during and after anastomosis.