| Normal ECG/minor alterations (n = 220) . | Mildly abnormal ECG (n = 108) . | Distinctly abnormal ECG (n = 15) . | |||
|---|---|---|---|---|---|
| R or S wave 25–29 mm | 18 (8) | R or S wave 30–34 mm | 2 (2) | R or S wave ≥35 mm | 3 (20) |
| ST segment elevation | 10 (5) | Flat/tall T wave | 24 (22) | T wave inversion | 3 (20) |
| Incomplete RBBB | 45 (20) | Q wave 2–3 mm | 3 (3) | Q wave ≥4 mm | 0 (0) |
| PR interval >0.20 s | 1 (0.5) | Incomplete R wave progression V1 to V3 | 1 (1) | 30° ≤QRS axis ≥110° LAD/RAD | 9 (60) 3/6 |
| Sinus bradycardia <60 bpm | 48 (22) | PQ interval ≤0.12 s | 89 (82) | LBBB | 0 (0) |
| RBBB | 2 (2) | WPW | 1 (7) | ||
| Normal ECG/minor alterations (n = 220) . | Mildly abnormal ECG (n = 108) . | Distinctly abnormal ECG (n = 15) . | |||
|---|---|---|---|---|---|
| R or S wave 25–29 mm | 18 (8) | R or S wave 30–34 mm | 2 (2) | R or S wave ≥35 mm | 3 (20) |
| ST segment elevation | 10 (5) | Flat/tall T wave | 24 (22) | T wave inversion | 3 (20) |
| Incomplete RBBB | 45 (20) | Q wave 2–3 mm | 3 (3) | Q wave ≥4 mm | 0 (0) |
| PR interval >0.20 s | 1 (0.5) | Incomplete R wave progression V1 to V3 | 1 (1) | 30° ≤QRS axis ≥110° LAD/RAD | 9 (60) 3/6 |
| Sinus bradycardia <60 bpm | 48 (22) | PQ interval ≤0.12 s | 89 (82) | LBBB | 0 (0) |
| RBBB | 2 (2) | WPW | 1 (7) | ||
Values are n (%)
Incomplete RBB, incomplete right bundle branch block; RBBB, right bundle branch block; LAD, left axis deviation; RAD, right axis deviation; WPW, Wolff-Parkinson-White syndrome.
| Normal ECG/minor alterations (n = 220) . | Mildly abnormal ECG (n = 108) . | Distinctly abnormal ECG (n = 15) . | |||
|---|---|---|---|---|---|
| R or S wave 25–29 mm | 18 (8) | R or S wave 30–34 mm | 2 (2) | R or S wave ≥35 mm | 3 (20) |
| ST segment elevation | 10 (5) | Flat/tall T wave | 24 (22) | T wave inversion | 3 (20) |
| Incomplete RBBB | 45 (20) | Q wave 2–3 mm | 3 (3) | Q wave ≥4 mm | 0 (0) |
| PR interval >0.20 s | 1 (0.5) | Incomplete R wave progression V1 to V3 | 1 (1) | 30° ≤QRS axis ≥110° LAD/RAD | 9 (60) 3/6 |
| Sinus bradycardia <60 bpm | 48 (22) | PQ interval ≤0.12 s | 89 (82) | LBBB | 0 (0) |
| RBBB | 2 (2) | WPW | 1 (7) | ||
| Normal ECG/minor alterations (n = 220) . | Mildly abnormal ECG (n = 108) . | Distinctly abnormal ECG (n = 15) . | |||
|---|---|---|---|---|---|
| R or S wave 25–29 mm | 18 (8) | R or S wave 30–34 mm | 2 (2) | R or S wave ≥35 mm | 3 (20) |
| ST segment elevation | 10 (5) | Flat/tall T wave | 24 (22) | T wave inversion | 3 (20) |
| Incomplete RBBB | 45 (20) | Q wave 2–3 mm | 3 (3) | Q wave ≥4 mm | 0 (0) |
| PR interval >0.20 s | 1 (0.5) | Incomplete R wave progression V1 to V3 | 1 (1) | 30° ≤QRS axis ≥110° LAD/RAD | 9 (60) 3/6 |
| Sinus bradycardia <60 bpm | 48 (22) | PQ interval ≤0.12 s | 89 (82) | LBBB | 0 (0) |
| RBBB | 2 (2) | WPW | 1 (7) | ||
Values are n (%)
Incomplete RBB, incomplete right bundle branch block; RBBB, right bundle branch block; LAD, left axis deviation; RAD, right axis deviation; WPW, Wolff-Parkinson-White syndrome.
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