The 11-Year Prognostic Impact of Chronic Total Occlusion in the Noninfarct-Related Coronary Artery on Patients with Acute Myocardial Infarction
Table 1
Baseline and angiographic characteristics of patients with STEMI or NSTEMI.
Variables
NSTEMI group N = 630
STEMI group N = 1652
value
All N = 2282
Age
57.7 ± 10.02
55.0 ± 10.49
<0.001
Male
504 (80.0%)
1420 (85.9%)
<0.001
1924 (84.3%)
Prior MI
303 (48.1%)
567 (34.3%)
<0.001
870 (38.1%)
Prior PCI
66 (10.5%)
111 (6.7%)
0.002703
177 (7.7%)
Prior stroke
28 (4.4%)
57 (3.5%)
0.2623
85 (3.7%)
Diabetes
140 (22.2%)
323 (19.5%)
0.1562
463 (20.3%)
Hypertension
335 (53.2%)
804 (48.7%)
0.05426
1139 (49.9%)
Hyperlipidemia
264 (41.9%)
711 (43.0%)
0.6245
975 (42.7%)
Smoking habits
No smoking history
336 (44.5%)
845 (51.2%)
<0.001
1211 (53.1%)
Current smoker
229 (48.1%)
761 (64.1%)
990 (43.4%)
Cessation of smoking
35 (7.4%)
46 (3.9%)
81 (3.5%)
LVEF estimated by echocardiography
59.4 % ± 8.48%
57.4% ± 8.52%
<0.001
57.9 (8.56%)
Number of vessels affected
Single-vessel disease
94 (15.7%)
439 (28.2%)
<0.001
533 (23.7%)
Two-vessel disease
147 (24.6%)
479 (30.8%)
626 (27.9%)
Three-vessel disease
348 (58.3%)
575 (37.0%)
923 (41.1%)
Left main plus three-vessel disease
8 (1.3%)
61 (3.9%)
69 (3.1%)
Type of IRA’s lesion
Type
A
21 (3.3%)
66 (4.0%)
0.2047
87 (3.8%)
B1
63 (10.0%)
208 (12.6%)
271 (11.8%)
B2
145 (23.0%)
355 (23.9%)
540 (23.6%)
C
401 (63.7%)
982(59.4%)
1383 (60.7%)
CTO in the non-IRA
165 (26.2%)
462 (28.0%)
0.3697
627 (27.6%)
In-hospital MACCE
14 (2.2%)
41 (2.5%)
0.7177
55 (2.4%)
In-hospital recurrent AMI
6 (1.0%)
25 (1.5%)
0.3007
31 (1.4%)
In-hospital TLR
10 (1.6%)
27 (1.6%)
1
37 (1.6%)
In Table 1, we showed that patients with NSTEMI were younger, were predominantly male, were more active smokers, and had relatively lower left ventricular ejection fraction (LVEF) compared to patients with STEMI.