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