Clinical and Angiographic Prophesy of Hemodynamic Status in Patients with Acute Anterior Wall ST-Segment-Elevation Myocardial Infarction and Totally Occluded Left Anterior Descending Artery

Figures & data

Table 1 Baseline Clinical Characteristics of Hemodynamically Stable (Group I) and Hemodynamically Unstable (Group II) Group of Patients

Characteristics		Hemodynamically Stable (Group I) (n=30)	Hemodynamically Unstable (Group II) (n=30)	p-value
Age, years (mean ± SD)		51.07±13.78	55.47±11.69	0.188
Gender, n (%)	Male	20 (66.7%)	24 (80%)	0.243
	Female	10 (33.3%)	6 (20%)
Smoker, n (%)	Yes	9 (30%)	10 (33.3%)	0.781
	No	21 (70%)	20 (66.7%)
Diabetes Mellitus, n (%)	Present	4 (13.3%)	12 (40%)	0.020*
	Absent	26 (86.7%)	18 (60%)
Hypertension, n (%)	Present	11 (36.7%)	11 (36.7%)	1.000
	Absent	19 (63.3%)	19 (63.3%)
LVEF, n (%)	<35%	12 (40%)	21 (70%)	0.020*
	>35%	18 (60%)	9 (30%)
Troponin T level, ng/mL (mean ± SD)		1120.03 ± 1599.71	4790.5 ± 3329.46	0.0001*

Note: * < 0.05 = significant p-value.

Abbreviation: LVEF, left ventricular ejection fraction.

Table 2 Angiographic Characteristics of Hemodynamically Stable (Group I) and Hemodynamically Unstable (Group II) Group of Patients

Characteristics		Group I (n=30)	Group II (n=30)	p-value
Site of LAD occlusion, n (%)	Proximal	20 (66.7%)	18 (60%)	0.592
	Non-proximal	10 (33.3%)	12 (40%)
Collaterals, n (%)	No/poor collaterals (Grade 0,1,2)	19 (63.3%)	26 (86.7%)	0.037*
	Rich collaterals (Grade 3)	11 (36.7%)	4 (13.3%)

Note: * < 0.05 = significant p-value.

Abbreviation: LAD, left anterior descending.

Table 3 Correlation Between Grade of Collaterals and Site of LAD Occlusion

	Proximal LAD Occlusion (n=38)	Non-Proximal LAD Occlusion (n=22)	p-value
No/Poor collaterals (Grade 0,1,2)	26 (68.4%)	19 (86.4%)	0.122
Rich collaterals (Grade 3)	12 (31.6%)	3 (13.6%)

Abbreviation: LAD, left anterior descending.

Table 4 Correlation of Myocardial Viability with Site of LAD Occlusion

(n=17)		Proximal LAD Occlusion (n= 8)	Non-Proximal LAD Occlusion (n= 9)	p-value
PET-Myocardial Viability (%) Mean ± SD	Viable	25.8 ± 11	12 ± 2	0.06
	Non-viable	32.5 ± 11.35	19 ± 1.4	0.189

Abbreviations: PET, positron emission tomography; LAD, left anterior descending.