Elective minimally invasive coronary artery bypass: Shunt or tournique occlusion? Assessment of a protective role of perioperative left anterior descending shunting on myocardial damage. A prospective randomized study

Table 2 Perioperative data (hemodynamic data and peak ST segment shift)

	TO group, n = 18	ILS group, n = 17	p-value
Anastomosis time*, min.	13.4 ± 5.1	18.9 ± 6.6	0.0094
Heart rate†, beats/min.	58.5; 57–62	60; 57–60	0.84
Systolic blood pressure*, mmHg	106.2 ± 7.4	109.5 ± 7.5	0.19
Diastolic blood pressure*, mmHg	56.6 ± 3.7	59.2 ± 5.6	0.11
Central venous pressure*, mmHg	5.8 ± 2.5	4.8 ± 2.4	0.23
ECG V5 ST segment shift†, mV	0.1; 0.1–0.2	0.1; 0.1–0.2	0.69
Conversion, n	0 (0)	0 (0)	1.00
shunt introduction, n	0 (0)	17 (100)

* Values are expressed as mean ± SD.
† Values are expressed as median; 95%LCL-95%UCL.
Values in parentheses are percentages.
TO = tournique occlusion; ILS = intraluminal-left anterior descending shunt; ECG = electrocardiogram; SD = standard deviation; LCL = lower confidence limit; UCL = upper confidence limit.

ISSN: 1749-8090