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Occurrence of ventricular tachycardia in 4 hours, depending on the different levels of potassium
| Potassium level | Yes | No | Total |
|---|---|---|---|
| n (%) | n (%) | n (%) | |
| < 3.8 mEq/l | 10 (19%) | 44 (81%) | 54 (100%) |
| 3.8-4.5 mEq/l | 5 (10%) | 49 (90%) | 54 (100%) |
| > 4.5 mEq/l | 6 (10%) | 48 (90%) | 54 (100%) |
