Does serum potassium <4 mEq/L increase mortality in ambulatory chronic systolic and diastolic HF patients?
Low serum potassium (<4 mEq/L) is associated with increased mortality in ambulatory patients with chronic heart failure.
In a cohort of ambulatory chronic systolic and diastolic HF patients who were balanced in all measured baseline covariates, serum potassium <4 mEq/L was associated with increased mortality, with a trend towards increased hospitalization.
Ahmed et al. (Wed,) studied this question.
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