Table 2 .
Frequency of ECG abnormalities based on sex distribution
| Abnormality | Number (%) |
|---|---|
| Sinus tachycardia (HR > 100 / minute) | |
| Male | 438 (94.6%) |
| Female | 25 (5.4%) |
| QRS interval widening (≥ 120 millisecond) | |
| Male | 64 (70.3%) |
| Female | 27 (29.7%) |
| Long QTc interval (≥ 440 millisecond) | |
| Male | 134 (51.7%) |
| Female | 125 (48.3%) |
| Right axis deviation ( > 40 degree) | |
| Male | 259 (76.2%) |
| Female | 81 (23.8%) |
| Dominant S wave (in I or aVL leads) | |
| Male | 372 (94.2%) |
| Female | 23 (5.8%) |
| Right bundle branch block | |
| Male | 40 (54.8%) |
| Female | 33 (45.2%) |