INS and Hypoglycemia: A total score of ≥ 2 points (the highest sensitivity option) or met criteria at least one of the following: age > 60 years old, pretreatment blood glucose ≤ 100 mg/dL (≤ 5.6 mmol/L), or pretreatment serum potassium > 6 mmol/L indicated a high risk for posttreatment hypoglycemia in hyperkalemic patients treated with IV insulin and glucose.