Table 2 Frequency of ECG alterations suggestive of hyperkalemia in normokalemic versus hyperkalemic (moderate and/or severe) patients (*: p ≤ 0,05), Cardiac arrest included asytole, ventricular fibrillation, pulseless ventricular tachycradia and pulseless electric activity
From: ECG alterations suggestive of hyperkalemia in normokalemic versus hyperkalemic patients
1 ECG alteration | ≥2 ECG alterations | Cardiac arrest | AV junctional escape | Ventricular escape | Bradycardia | I°degree AV-block | II°degree AV-block | III°degree AV-block | Wide QRS | Peaked T-waves | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Control (n = 170) | % | 20% | 4% | 0.0% | 0.0% | 0.0% | 6.5% | 7.1% | 0.0% | 0.0% | 8.2% | 4.7% |
n | 34 | 7 | 0 | 0 | 0 | 11 | 12 | 0 | 0 | 14 | 8 | |
All hyperkalemia (n = 135) | % | 30% | 16% | 5.9% | 5.2% | 0.7% | 12.6% | 8.1% | 0.0% | 0.7% | 18.5%* | 9.6% |
n | 41 | 21 | 8 | 7 | 1 | 17 | 11 | 0 | 1 | 25 | 13 | |
Moderate hyperkalemia (n = 97) | % | 27% | 9% | 3.1% | 5.2% | 1.0% | 10.3% | 4.1% | 0.0% | 0.0% | 13.4% | 6.2% |
n | 26 | 9 | 3 | 5 | 1 | 10 | 4 | 0 | 0 | 13 | 6 | |
Severe hyperkalemia (n = 38) | % | 39% | 32% | 13.2% | 5.3% | 0.0% | 18.4%* | 18.4%* | 0.0% | 2.6% | 31.6%* | 18.4%* |
n | 15 | 12 | 5 | 2 | 0 | 7 | 7 | 0 | 1 | 12 | 7 |