Activities of cardiac tissue matrix metalloproteinases 2 and 9 are reduced by remote ischemic preconditioning in cardiosurgical patients with cardiopulmonary bypass

Table 1 Basic and clinical data of RIPC and control patients

Variable	Control (N = 17)	RIPC (N = 18)	P-value
Demographic data
Male (N)	17 (100%)	14 (77.8%)	0.10
Female (N)	0 (0%)	4 (22.2%)	0.10
Age (years)	63 ± 9	68 ± 11	0.03
Weight (kg)	86 ± 9.5	80 ± 11	0.04
BMI (kg/m2)	28 ± 3.2	26 ± 3.6	0.04
Type of surgery
CABG (N)	9 (52.9%)	13 (72.2%)	0.31
AVR (N)	2 (11.8%)	2 (11.1%)	1.00
Combi (N)	6 (35.3%)	3 (16.7%)	0.26
Perioperative data
Bypass time (min)	128 ± 34	108 ± 51	0.01
Aortic clamping time (min)	86 ± 25	70 ± 36	0.01
EuroSCORE	3 ± 2	4 ± 2	0.03

AVR, aortic valve replacement; BMI, body mass index; CABG, coronary artery bypass graft; Combi, combined surgery.

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