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Table 1 Reference ranges for electrolytes

From: Electrolyte profile in COVID-19 patients: insights into outcomes

Analyte

Lower limit

Upper limit

Sodium (mmol/L)

136

145

Potassium (mmol/L)

3.5

5.1

Magnesium (mg/dL)

1.6

2.6

Phosphorous (mg/dL)

2.5

4.5

Calcium (mg/dL)

8.6

10.0