Aortic stiffness as a marker of cardiac function and myocardial strain in patients undergoing aortic valve replacement

Table 1 Demographic and clinical characteristics

Parameter	Total	PWV-norm	PWV-high	P-value
Parameter	n = 56	n = 35	n = 21	P-value
Male	40 (71.4%)	27 (77.1%)	13 (61.9%)	0.36
Age (years)	71 ± 8.4	70.2 ± 9	72 ± 8	0.43
Age range (years)	53 - 90	53 - 90	56 - 85	0.43
White Caucasian [n (%)]	55 (98%)	35 (100%)	20 (95%)	0.37
BMI (kg/m²)	27.2 (4.2)	26.5 (4.3)	28.1 (4.1)	0.18
SBP (mmHg)	136 ± 24	132 ± 27	142 ± 18	0.14
DBP (mmHg)	76 ± 11	75 ± 12	77 ± 11	0.58
MAP (mmHg)	97 ± 12	96 ± 13	98 ± 11	0.56
DM [n (%)]	8 (14.3%)	4 (11.4%)	4 (19.1%)	0.43
Smoking [n (%)]	2 (3.6%)	2 (5.7%)	0 (0%)	0.21
Cholesterol (mmol/l)	4.5 ± 1.2	4.6 ± 1.3	4.4 ± 0.8	0.60
Hypertension [n (%)]	38 (67.9%)	22 (62.9%)	16 (76.2%)	0.38
PVD [n (%)]	2 (3.6%)	0 (0%)	2 (9.5%)	0.13
EuroSCORE (Logistic)	5.5 ± 4.3	5.1 ± 4	6.1 ± 4.7	0.23
Concomitant CABG	15 (26.8%)	10 (28.5%)	5 (23.8%)	0.76
CPB time (minutes)	87 ± 23	87 ± 20	87 ± 27	0.95
Hospital stay (days)	6.7 ± 1.7	6.6 ± 1.6	6.7 ± 1.8	0.84
PWV (m/s)	9.3 ± 2.2	8.1 ± 1.5	11.3 ± 1.6	<0.001

Values are shown as n (%) for categorical variables and the mean ± standard deviation for continuous variables. bold values indicate statistically significant values. Abbreviations: DM diabetes mellitus, BMI body mass index, SBP systolic blood pressure, DBP diastolic blood pressure, PP pulse pressure, MAP, mean arterial blood pressure, PVD peripheral vascular disease, CABG coronary artery bypass graft surgery, CPB cardiopulmonary bypass, PWV pulse wave velocity.

ISSN: 1749-8090