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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