Does manual thrombus aspiration help optimize stent implantation in ST-segment elevation myocardial infarction?

Table 4 In-hospital and long-term outcomes n (%)

	Thrombus aspiration	Conventional PCI	P value
	n = 156	n = 300
In-hospital
CK peak UI/L, median (IQR)	2563 (1284-4542)	1517 (744-3816)	0.020
ST resolution at 30 min	75 (71.4)	174 (74)	0.610
Intra-procedural death	2 (1.3)	5 (1.7)	1.000
In-hospital cardiac death	15 (9.6)	22 (7.3)	0.400
Non-target vessel PCI revascularization	12 (7.7)	41 (13.8)	0.059
CABG	0 (0)	1 (0.3)	1.000
Follow-up
MACE	25 (17.0)	61 (21.6)	0.250
All-cause death	26 (17.0)	57 (19.6)	0.500
Cardiac death	13 (8.3)	23 (7.9)	0.830
MI	10 (6.8)	28 (10)	0.270
CABG	2 (1.4)	10 (3.5)	0.390
Target vessel PCI revascularization	8 (5.4)	25 (8.9)	0.200
Non-target vessel PCI revascularization	7 (4.8)	16 (5.7)	0.680
Definitive stent thrombosis	2 (1.4)	12 (4.4)	0.150
Probable stent thrombosis	1 (0.7)	2 (0.7)	1.000
Possible stent thrombosis	2 (1.4)	6 (2.2)	0.720

PCI: Percutaneous coronary intervention; CABG: Coronary artery by-pass graft; MACE: Major adverse cardiac events; MI: Myocardial infarction; IQR: Interquartile range; ST: Stent thrombosis.