Table 1. Operation related outcomes of the six patients.

Variable	Patient 1	Patient 2	Patient 3	Patient 4	Patient 5	Patient 6
Primary tear site	5 mm distal to LSA	25 mm distal to LSA	15 mm distal to LSA	20 mm distal to LSA	35 mm distal to LSA	10 mm distal to LSA
Timing of operation	15 days after onset	10 days after onset	7 days after onset	17 days after onset	22 days after onset	1 year after onset
Type of grafts	Medtronic 34-34-200 mm, Optimed 24-24-80 mm	Life Tech Ankura 28-22-180 mm	Life Tech Ankura 34-28-180 mm	Life Tech Ankura 34-26-180 mm	MicroPort Hercules 34-28-160 mm	Life Tech Ankura 28-22-180 mm
Operative approach	Left femoral artery	Right femoral artery	Left femoral artery	Right femoral artery	Left femoral artery	Right femoral artery
Duration of operation	60 minutes	48 minutes	50 minutes	53 minutes	64 minutes	50 minutes
Volume of contrast agent	60 mL	90 mL	60 mL	90 mL	60 mL	80 mL
Coverage of LSA	Complete	No	Partial	No	No	Complete
Postoperative renal function	Cr 55.20 μmol/L,	Cr 747.40 μmol/L,	Cr 196.0 μmol/L,	Cr 491.80 μmol/L,	Cr 162.50 μmol/L,	Cr 83.70 μmol/L,
	BUN 6.81 mmol/L	BUN 15.23 mmol/L	BUN 7.74 mmol/L	BUN 11.70 mmol/L	BUN 11.10 mmol/L	BUN 7.50 mmol/L
Complications during hospitalization	No	Fever	IPE, Chest pain	IPE, Fever	No	No

Abbreviations: TEVAR = Thoracic Endovascular Aortic Repair; LSA = Left subclavian artery; Cr = Serum creatinine; BUN = Blood urea nitrogen; IPE = Increasing of pleural effusion

Normal range of serum creatinine:44-133μmol/L

Normal range of blood urea nitrogen:3.2-7.1mmol/L