Clinical outcome of a branch-first approach with a novel continuous whole-brain perfusion strategy for total arch surgery

Table 1 Basic characteristics of patients in each group

Items	u-ACP group (N = 18)	n-WBP group (N = 12)	t/Z-values	P-values
Male (n, %)	15 (83.33%)	10 (83.33%)	——	1.000
Female (n, %)	3 (16.67%)	2 (16.67%)	——	1.000
Age (years, mean ± SD)	42.83 ± 9.55	45.92 ± 14.98	-0.69	0.495
BMI (Kg/m², mean ± SD)	27.92 ± 3.78	25.79 ± 3.18	1.61	0.120
Hypertension (n, %)	11 (61.11%)	6 (50.00%)	——	0.711
Smoking (n, %)	5 (27.78%)	2 (16.67%)	——	0.669
Alcohol consumption (n, %)	3 (16.67%)	2 (16.67%)	——	1.000
Marfan syndrome (n, %)	1 (5.56%)	1 (5.56%)	——	1.000
Erythrocyte (10¹²/L, mean ± SD)	4.10 ± 0.80	3.54 ± 0.73	1.95	0.061
Hemoglobin (g/L, mean ± SD)	125.78 ± 24.87	108.92 ± 23.04	1.87	0.072
Platelet (10⁹/L, mean ± SD)	175.22 ± 66.72	164.08 ± 85.76	0.40	0.692
APTT (S, mean ± SD)	42.61 ± 10.57	47.88 ± 15.96	-1.09	0.284
EF [%, median (IQR)]	65.00 (5.50)	64.50 (5.75)	-0.30	0.761
AAOR + TAR + DAOSG (n, %)	16 (88.89%)	11 (91.67%)	——	1.000
AAOR + TAR (n, %)	2 (11.11%)	1 (5.56%)	——	1.000
David (n, %)	1 (5.56%)	1 (5.56%)	——	1.000
AVP (n, %)	12 (66.67%)	7 (58.33%)	——	0.712

Note: Continuous measurement data, t/Z-values and count data percentage are rounded to two decimal places. P-values are rounded to three decimal places. BMI: Body Mass Index; APTT: Activated partial thromboplastin time; EF: ejection fraction; AAOR: AAO replacement; TAR: total arch replacement; DAOSG: descending aorta stent graft; AVP: aortic valvuloplasty.

ISSN: 1749-8090