Clinical rule‐guided pharmacists' intervention in hospitalized patients with hypokalaemia: A time series analysis

What is known and objective Physicians’ response to moderate and severe hypokalaemia in hospitalized patients is frequently suboptimal, leading to increased risk of cardiac arrhythmias and sudden death. While actively alerting physicians on all critical care values using telephone or electronic pop‐ups can improve response, it can also lead to alert fatigue and frustration due to non‐specific and overdue alerts. Therefore, a new method was tested. A clinical rule built into a clinical decision support system (CDSS) generated alerts for patients with a serum potassium level (SPL)