Immediate in-hospital outcomes after percutaneous revascularization of acute myocardial infarction complicated by cardiogenic shock

Table 2 Distribution of angiographic and procedural characteristics patients with cardiogenic shock stratified by immediate outcome after primary percutaneous coronary intervention

	Total	Immediate outcome		P value
		Mortality	Survived
Total (n)	305	167	138
Number of involved vessels
Single vessel disease (SVD)	56 (18.4)	15 (9)	41 (29.7)	< 0.001
Two vessel disease (2VD)	80 (26.2)	43 (25.7)	37 (26.8)
Three vessel disease (3VD)	145 (47.5)	100 (59.9)	45 (32.6)
Left main (LM)	2 (0.7)	1 (0.6)	1 (0.7)
LM + SVD	2 (0.7)	0 (0)	2 (1.4)
LM + 2VD	7 (2.3)	2 (1.2)	5 (3.6)
LM + 3VD	13 (4.3)	6 (3.6)	7 (5.1)
Infarct related artery
Left anterior descending artery	191 (62.6)	106 (63.5)	85 (61.6)	0.917
Right coronary artery	78 (25.6)	42 (25.1)	36 (26.1)
Left circumflex	31 (10.2)	17 (10.2)	14 (10.1)
Left main	5 (1.6)	2 (1.2)	3 (2.2)
Only LHC done	17 (5.6)	12 (7.2)	5 (3.6)	0.177
Only POBA	32 (10.5)	19 (11.4)	13 (9.4)	0.579
Lesion length (cm)	20 (15-26)	20 (15-26)	20 (15-26)	0.948
Bifurcations lesion	73 (23.9)	50 (29.9)	23 (16.7)	0.007
Side branch	57 (18.7)	37 (22.2)	20 (14.5)	0.087
Pre-procedure TIMI flow
0	290 (95.1)	152 (91)	138 (100)	0.005
I	8 (2.6)	8 (4.8)	0 (0.0)
II	6 (2)	6 (3.6)	0 (0.0)
III	1 (0.3)	1 (0.6)	0 (0.0)
Post-procedure TIMI flow
0	14 (4.6)	9 (5.4)	5 (3.6)	0.124
I	9 (3)	7 (4.2)	2 (1.4)
II	39 (12.8)	26 (15.6)	13 (9.4)
III	243 (79.7)	125 (74.9)	118 (85.5)
Tissue Myocardial Perfusion
0	20 (6.6)	10 (6)	10 (7.2)	0.731
I	18 (5.9)	11 (6.6)	7 (5.1)
II	62 (20.3)	37 (22.2)	25 (18.1)
III	205 (67.2)	109 (65.3)	96 (69.6)
Thrombus grading
G0-No	8 (2.6)	2 (1.2)	6 (4.3)	0.003
G1-Possible	14 (4.6)	7 (4.2)	7 (5.1)
G2-Small	8 (2.6)	1 (0.6)	7 (5.1)
G3-Moderate	39 (12.8)	14 (8.4)	25 (18.1)
G4-Large	55 (18)	32 (19.2)	23 (16.7)
G5-Total	181 (59.3)	111 (66.5)	70 (50.7)
Intraluminal defect	263 (86.2)	150 (89.8)	113 (81.9)	0.045
Export catheter use	138 (45.2)	62 (37.1)	76 (55.1)	0.002
Needed temporary pacemaker	103 (33.8)	101 (60.5)	2 (1.4)	< 0.001
ER	8 (7.8)	8 (7.9)	0 (0.0)	0.806
Cath lab	85 (82.5)	83 (82.2)	2 (100)
CCU	10 (9.7)	10 (9.9)	0 (0)
Needed intubation	134 (43.9)	131 (78.4)	3 (2.2)	< 0.001
ER	30 (22.4)	30 (22.9)	0 (0)	0.397
Cath lab	60 (44.8)	59 (45)	1 (33.3)
CCU	44 (32.8)	42 (32.1)	2 (66.7)
Needed inotropic support	129 (42.3)	127 (76)	2 (1.4)	< 0.001
ER	74 (57.4)	74 (58.3)	0 (0.0)	0.065
Cath lab	35 (27.1)	33 (26)	2 (100)
CCU	20 (15.5)	20 (15.7)	0 (0.0)
Needed IABP	111 (36.4)	81 (48.5)	30 (21.7)	< 0.001
LV dysfunction	256 (83.9)	152 (91)	104 (75.4)	< 0.001
Ejection fraction (%)	30 (30-40)	30 (30-40)	35 (30-45)	0.014

LV: Left ventricular; LHC: Left heart cath; TIMI: Thrombolysis in Myocardial Infarction; POBA: Plain old balloon angioplasty; IABP: Intra-aortic balloon pump; ER: Emergency room; CCU: Coronary care unit.