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| J wave | Slurring | Notching |
|---|---|---|
| n (%) | n (%) | |
| Lead I (n=9) | 100 | 0 |
| Lead II (n=20) | 57 | 14 |
| Lead III (n=16) | 67 | 33 |
| Lead aVR (n=5) | 100 | 0 |
| Lead aVL (n=7) | 100 | 0 |
n: number of cats.
