From: Hyponatremia during hospitalization and in-hospital mortality in patients hospitalized from heart failure
Type of hyponatremia based on time of occurrence
P value
Odds ratio
95Â % CI
Hyponatremia on admission
0.054
1.874
0.989–3.551
Hyponatremia during hospitalization
<0.001
3.473
1.899–6.351