Table 3.

Intraoperative data (n = 119).

Parameters, n (%)	All Patients (n = 119)	Early (Group 1) (n = 40)	Intermediate (Group 2) (n = 35)	Late (Group 3) (n = 44)	p-Value
Priority
Elective	57 (47.9%)	11 (27.5%)	21 (60.0%)	25 (56.8%)	0.006 *
Urgent	29 (24.4%)	9 (22.5%)	8 (22.9%)	12 (27.3%)	0.852
Emergent	33 (27.7%)	20 (50.0%)	6 (17.1%)	7 (15.9%)	0.001 *
Surgical procedures
Aortic valve
Replacement	49 (41.2%)	21 (52.5%)	12 (34.3%)	16 (36.4%)	0.199
Homograft	3 (2.5%)	1 (2.5%)	2 (5.7%)	-	0.195
Mitral valve
Replacement	41 (34.5%)	11 (27.5%)	5 (14.3%)	21 (47.7%)	0.022 *
Repair	8 (6.7%)	3 (7.5%)	2 (5.7%)	3 (6.8%)	1.000
Tricuspid valve
Replacement	2 (1.7%)	1 (2.5%)	1 (2.7%)	-	0.530
Repair	2 (1.7%)	-	2 (5.7%)	-	0.085
Aortic surgery
Asc. replacement	5 (4.2%)	-	1 (2.7%)	4 (9.1%)	0.261
Hemiarch	1 (0.8%)	-	-	1 (2.3%)	1.000
CABG	12 (10.1%)	2 (5.0%)	5 (14.3%)	5 (11.4%)	0.375
Pericardial patch plasty	22 (18.5%)	11 (27.5%)	3 (8.6%)	8 (18.2%)	0.108
VSD closure	3 (2.5%)	-	1 (2.7%)	2 (4.6%)	0.512
PM explantation	4 (3.4%)	1 (2.5%)	1 (2.7%)	2 (4.6%)	1.000
Other procedures	6 (5.0%)	-	1 (2.7%)	5 (11.4%)	0.101
Intraoperative data, mean (±SD)
HLM time (min)	138.2 ± 61.1	137.0 ± 63.8	146.6 ± 58.6	132.5 ± 61.1	0.398
Cross-clamp time (min)	94.8 ± 41.9	93.5 ± 40.6	98.7 ± 38.0	92.9 ± 46.6	0.584
Reperfusion time (min)	36.0 ± 20.6	35.8 ± 22.7	37.6 ± 20.1	35.0 ± 19.2	0.833
Lowest temperature (°C)	33.0 ± 3.5	33.0 ± 3.6	32.0 ± 3.3	33.0 ± 3.5	0.670

CABG = coronary artery bypass graft; VSD = ventricular septal defect; PM = pacemaker; HLM = heart lung machine; IQR = interquartile range; ICU = intensive care unit; SD = standard deviation (* = statistically significant).