Table 4.

Comparison of worse events between chronic vs acute groups after propensity score matching

	Chronic (n = 51)	Acute (n = 51)	P
In-hospital overall events, n (%)	6 (11.5)	10 (19.6)	0.289
Overall death	0	3 (5.9)	0.118
Procedure-related events, n (%)	3 (5.9)	5 (9.8)	0.488
Reverse dissection	1 (2.0)	0	1.000
Malperfusion	2 (3.9)	2 (3.9)	1.000
Dissection rupture	0	1 (2.0)	0.495
Type I leakage	1 (2.0)	5 (9.8)	0.112
LSCA occlusion leading stroke	0	1 (2.0)	0.495
Non-procedure-related events, n (%)	3 (5.9)	6 (11.8)	0.319
Acutemyocardial infarction	0	0	NS
Cancer	0	0	NS
Multi-organ failure	0	1 (2.0)	0.495
Non-LSCA occlusion leading stroke	3 (5.9)	4 (7.8)	0.715
Surgical operation for access site, n (%)	1 (2.0)	0	1.000
Transient renal failure, n (%)	4 (7.8)	7 (13.7)	0.358
Without needing dialysis	3 (5.9)	6 (11.8)	0.319
Needing CRRT	1 (2.0)	1 (1.8)	1.000
Reversable central complications, n (%)	1 (2.0)	10 (8.5)	0.107
Overall stroke, n (%)	3 (5.9)	5 (9.8)	0.488
Paraplegia, n (%)	0	0	NS
Deep venous thrombus, n (%)	1 (2.0)	0	0.322
Bleeding, n (%)	2 (3.9)	2 (3.9)	1.000
Needing transfusion	1 (2.0)	1 (1.9)	1.000
Death at the end of follow-up, n (%)	2 (3.9)	3 (5.9)	0.678
Aortic-related death	2 (3.9)	1 (2.0)	1.000

Abbreviations: LSCA, left subclavian artery; CRRT, continuous renal replacement therapy.