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Table 1 Baseline characteristics and clinical status on arrival

From: Differences in initial electrocardiographic findings between ST-elevation myocardial infarction due to left main trunk and left anterior descending artery lesions

  LMT, n = 39 pLAD, n = 224 dLAD, n = 172 P value
Age, year 71 (62, 77) 66.5 (56, 75) 66 (59.3, 75) 0.1786
Male, n 29 (74.4%) 182 (81.3%) 136 (79.1%) 0.5875
Height, cm 163 (154.7, 169) 164.4 (158, 170) 164 (158, 168) 0.3621
Weight, kg 60 (55, 70) 65 (55, 72) 63 (53.8, 72) 0.3751
Current smoking, n 9 (23.1%) 80 (35.7%) 59 (34.3%) 0.4282
Hypertension, n 35 (89.7%) 158 (70.5%) 137 (79.7%) 0.0115
Dyslipidemia, n 23 (59.0%) 160 (71.4%) 128 (74.4%) 0.1555
Diabetes mellitus, n 16 (41.0%) 82 (36.6%) 61 (35.5%) 0.8088
 Insulin therapy 2 (5.1%) 12 (5.4%) 9 (5.2%) 0.9974
Hemodialysis, n 1 (2.6%) 3 (1.3%) 3 (1.7%) 0.8405
Hemoglobin, mg/dl 13.7 (11.2, 15.3) 14.8 (13.4, 16.1) 14.4 (13, 15.9) 0.0134
LDL-chol, mg/d 108.5 (88.3, 133.5) 123 (101, 150) 129 (106.8, 155.3) 0.00171
HDL-chol, mg/dl 45.5 (40, 58.3) 49 (39, 57) 47 (39, 58) 0.9678
Triglyceride, mg/dl 84 (40.8, 110) 103 (59, 170) 81 (52.5, 141) 0.0169
Serum creatinine, mg/dl 1.2 (0.9, 1.5) 0.9 (0.7, 1.1) 0.8 (0.7, 1.0) < 0.0001
eGFR, ml/min/1.73 m2 46.0 (35.0, 64.3) 64.7 (51.7, 79.9) 68.2 (53.7, 82.5) < 0.0001
Shock on arrival, n 29 (74.4%) 36 (16.1%) 17 (9.9%) < 0.0001
Killip I, n 1 (2.6%) 89 (39.7%) 94 (54.7%) < 0.0001
Time of onset to ECG, min 60.5 (39.8, 230.6) 78 (45.8, 195.3) 82 (48.2, 220.0) 0.1369
Peak CPK, IU/l 11,249 (2961.3, 18,027) 4059 (2021, 6115) 2369 (1174.5, 4358.5) < 0.0001
LVEF, % 35.5 (29.0, 45.0) 48.5 (41, 54.8) 51 (44, 58) < 0.0001
  1. eGFR estimated glomerular filtration rate, ECG electrocardiogram, CPK creatine phosphokinase, LVEF left ventricular ejection fraction