Table 3. The sensitivity and specificity of the IC-ECG.
| X-ray localization | Specific P-wave | No specific P-wave | Total |
|---|---|---|---|
| 5–7 thoracic vertebrae | 49 | 0 | 49 |
| Catheter heterotopia | 0 | 4 | 4 |
| Total | 49 | 4 | 53 |
IC-ECG, intracavitary electrocardiography.
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