From: Hyponatremia during hospitalization and in-hospital mortality in patients hospitalized from heart failure
Type of electrolyte abnormalities
Prevalence based on time of occurrence
On admission
During hospitalization
Hyponatremia
19Â %
22Â %
Hypernatremia
<1Â %
1Â %
Hypokalemia
10Â %
11Â %
Hyperkalemia
7Â %
4Â %