Temporary epicardial left ventricular and biventricular pacing improves cardiac output after cardiopulmonary bypass

Table 3 Analysis in patients with preserved left ventricular ejection fraction and depressed left ventricular ejection fraction, including moderate and severe dysfunction

Hemodynamic parameters	Basal	Preserved left ventricular function (n = 25)
		RA-LVP	RA-RVP
HR (bpm)	72,80 ± 8,28	83,88 ± 4,55**	84,04 ± 4,62**
SAP (mmHg)	111,28 ± 16,29	109,80 ± 21,46*	100,32 ± 16,08*
DAP (mmHg)	57,76 ± 7,76	56,16 ± 8,69*	50,96 ± 9,12*
MAP (mmHg)	75,5 ± 14,2	74,1 ± 21,1	67,4 ± 17,6*
CO (L/min)	5,30 ± 1,37	5,52 ± 1,65*	4,93 ± 1,36*
Sv02 (%)	69,56 ± 7,62	69,28 ± 8,46	67,96 ± 8,72
		Depressed left ventricular function (n = 25)
HR (bpm)	72,80 ± 8,28	83,60 ± 4,55**	83,44 ± 4,38**
SAP (mmHg)	104,32 ± 12,31	112,68 ± 14,48*	97,20 ± 14,17*
DAP (mmHg)	50,52 ± 6,93	54,84 ± 8,09*	48,96 ± 6,98*
MAP (mmHg)	68,4 ± 3,7	74,1 ± 5,9**	65,7 ± 4,9**
CO (L/min)	5,30 ± 1,72	5,70 ± 1,81*	5,11 ± 1,84**
Sv02 (%)	70,36 ± 8,28	70,32 ± 7,67	68,60 ± 6,95

RA-LVP: Right atrium-left ventricle. RA-RVP: Right atrium-right ventricle. HR (bpm): Heart rate beats per minute. SAP (mmHg): Systolic arterial pressure. DAP (mmHg): Diastolic arterial pressure. MAP (mmHg): Mean arterial pressure. CO (L/min): Cardiac output. SvO2 (%): Mixed venous oxygen saturation. *p < 0.05;** p < 0.01.
Data are expressed as mean ± SD.

ISSN: 1749-8090