Table 2 CVD symptoms and risk factors of the cohort based on ECG recordings
Variablesa | Normal ECG (n = 253) | Abnormal ECG (n = 252) | Total (n = 505) | p-value |
|---|---|---|---|---|
CVD Symptoms: | ||||
Chest pain | 164 (64.8) | 153 (60.7) | 317 (62.8) | 0.340 |
≥ 15 min. | 17 (6.7) | 30 (11.9) | 47 (9.3) | 0.045 |
Female sex | 105 (64.0) | 76 (49.7) | 181 (57.1) | 0.010 |
Heartburn | 19 (7.5) | 14 (5.6) | 33 (6.5) | 0.374 |
Dyspnea | 27 (10.7) | 54 (21.4) | 81 (16.0) | 0.001 |
Palpitation | 24 (9.5) | 38 (15.1) | 62 (12.3) | 0.055 |
Syncopeb | 0 (0.0) | 1 (0.4) | 1 (0.2) | 0.499 |
Dizziness/headache | 20 (7.9) | 24 (9.5) | 44 (8.7) | 0.519 |
Recurrent symptoms | 64 (25.3) | 78 (31.0) | 142 (28.1) | 0.157 |
CVD Risk Factors: | ||||
Hypertension | 99 (39.1) | 155 (61.5) | 254 (50.3) | < 0.001 |
Known diabetes | 15 (5.9) | 29 (11.5) | 44 (8.7) | 0.026 |
Current smoking | 37 (14.6) | 70 (27.8) | 107 (21.2) | < 0.001 |
Sticks/day | 10 ± 7 | 12 ± 6 | 11 ± 6 | 0.147 |
Family CVD | 15 (5.9) | 12 (4.8) | 27 (5.3) | 0.067 |
Obese (BMI ≥25) | 106 (41.9) | 108 (42.9) | 214 (42.4) | 0.827 |