To date, the majority of studies on hyponatremia focused on hyponatremia at admission, and came from developed countries. This study aimed to identify the prevalence of hyponatremia during hospitalization inpatients hospitalized for HF and its association with in-hospital mortality.
Saepudin, S., Ball, P., & Morrissey, H. (2015). Hyponatremia during hospitalization and in-hospital mortality in patients hospitalized from heart failure. BMC Cardiovascular Disorders, 15, 1-8. . https://doi.org/10.1186/s12872-015-0082-5