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Table 2 Angiographic characteristics and procedure findings (n = 61)

From: Association of culprit lesion plaque characteristics with flow restoration post-fibrinolysis in ST-segment elevation myocardial infarction: an intravascular ultrasound-virtual histology study

Variables TIMI flow 3 (n = 30) TIMI flow 1–2 (n = 31) p value
Culprit vessel, n (%) < 0.001
 LAD 13 (43.3%) 28 (90.3%)
 LCX 4 (13.3%) 1 (3.2%)
 RCA 13 (43.3%) 2 (6.5%)
Diseased vessels, n (%)
 SVD 17 (56.7%) 21 (67.7%) 0.372
 DVD 11 (36.7%) 6 (19.4%) 0.132
 TVD 2 (6.7%) 4 (12.9%) 0.671
ACC/AHA Lesion type, n (%) 0.350
 Type A 14 (46.7%) 13 (41.9%)
 Type B1 9 (30%) 10 (32.3%)
 Type B2 3 (10%) 7 (22.6%)
 Type C 4 (13.3%) 1 (3.2%)
Baseline TIMI flow grade, n (%) < 0.001
 1 0 (0%) 6 (19.4%)
 2 0 (0%) 25 (80.6%)
 3 30 (100%) 0 (0%)
Collateral flow grade (Rentrop), n (%) 1.000
 0 30 (100%) 30 (96.8%)
 1 0 (0%) 0 (0%)
 2 0 (0%) 1 (3.2%)
 3 0 (0%) 0 (0%)
TIMI Thrombus grading, n (%) 0.662
 0 27 (90%) 24 (77.4%)
 1 2 (6.7%) 5 (16.1%)
 2 0 (0%) 0 (0%)
 3 1 (3.3%) 1 (3.2%)
 4 0 (0%) 1 (3.2%)
 5 0 (0%) 0 (0%)
CTFC (baseline angiogram) 34 (28.82–42) 50.58 (44.7–61.17) < 0.001
Quantitative coronary angiography data
 Obstruction diameter (mm) 0.86 (0.73–1.19) 0.95 (0.73–1.31) 0.549
 Reference diameter (mm) 2.55 ± 0.38 2.56 ± 0.55 0.967
 Diameter stenosis (%) 62.20 ± 10.15 59.40 ± 15.25 0.404
 Area stenosis (%) 85.62 (78.58–91.32) 86.51 (70.29–91.07) 0.399
  1. Data are presented as mean ± SD, median (interquartile range), or n (%)
  2. LAD left anterior descending coronary artery, LCX left circumflex coronary artery, RCA right coronary artery, SVD single-vessel disease, DVD double vessel disease, TVD triple vessel disease, TIMI thrombolysis in myocardial infarction, CTFC corrected thrombolysis in myocardial infarction frame count, PCI percutaneous coronary intervention