Table 1.
Baseline characteristics.
| Characteristic | n = 162 |
| Age (years) | 68.94±12 |
| Gender (male) | 92 (56.8) |
| Comorbidities | |
| Hypertension | 146 (90.1) |
| DM | 44 (27.2) |
| CHF | 88 (54.3) |
| Stroke | 63 (38.9) |
| ACS | 31 (19.1) |
| Alcohol use | 12 (7.4) |
| Extracardiac vasculopathy | 58 (35.8) |
| Renal disease | 4 (2.5) |
| Liver disease | 3 (1.9) |
| Known to have arrhythmia | 82 (50.6) |
| Medications | |
| ASA | 80 (49.4) |
| Oral anticoagulant | 55 (34) |
| First location where the ECG was reviewed | |
| Basic unit | 57 (35.2) |
| Secondary hospital | 9 (5.6) |
| Tertiary hospital | 51 (31.5) |
| Private clinic | 5 (3.1) |
| Emergency department | 17 (10.5) |
| Outpatient clinic | 20 (12.3) |
| ECG was not checked | 3 (1.9) |
| First doctor who reviewed the ECG | |
| Generalist | 56 (34.6) |
| Family physician | 36 (22.2) |
| Cardiologist | 40 (24.7) |
| Surgeon | 5 (3.1) |
| Emergency physician | 13 (8.0) |
| Neurologist | 4 (2.5) |
| Other | 5 (3.1) |
| ECG checked by a cardiologist at any time | 84 (51.9) |
The data are presented as the median ± standard deviation or n (%). DM: diabetes mellitus; CHF: chronic heart failure; ACS: acute coronary syndrome; ASA: acetylsalicylic acid; ECG: electrocardiogram.