Skip to main content

Table 1 Baseline characteristics of included patients

From: The association between T wave inversion in leads with ST-elevation and patency of the infarct-related artery

  Total Inverted T wave Positive T wave P value
n (%) 1025 86 (8.4%) 939 (91.6%)  
Age mean ± SD 60.12 ± 12.06 62.11 ± 12.01 60.03 ± 11.09 0.099
Sex
Male 810 (79.0%) 67 (77.9%) 743 (79.1%) 0.790
Female 215 (21.0%) 19 (22.1%) 196 (20.9%)  
Smoking 502 (49.0%) 41 (47.6%) 461 (49.0%) 0.857
PMH
HTN 437 (42.6%) 40 (46.5%) 397 (42.2%) 0.447
DM 234 (22.8%) 20 (23.2%) 214 (22.7%) 0.923
HLP 75 (7.3%) 8 (9.3%) 67 (7.1%) 0.460
Duration of pain (hours) median (min–max) 5 (0.2–6) 4 (0.2–6) 5 (0.8–6) 0.939
LVEF mean ± SD 39.01 ± 8.07 38.09 ± 6.13 39.13 ± 8.09 0.245
STEMI
Anterior 592 (57.8%) 62 (72.1%) 530 (56.4%) 0.008
Non-anterior 433 (42.2%) 24 (27.9%) 409 (43.6%)  
Infarct related artery
LAD 605 (59.0%) 61 (70.9%) 544 (57.9%) 0.059
RCA 303 (29.6%) 17 (19.8%) 286 (30.4%)  
LCX 117 (11.4%) 8 (9.3%) 109 (11.7%)  
  1. IHD Ischemic heart disease, PMH past medical history, HTN hypertension, DM diabetes, HLP hyperlipidemia, LVEF left ventricular ejection fraction, LAD left anterior descending artery, RCA right coronary artery, LCX left circumflex artery