The reference ranges provided here represent a theoretical guideline that should not be used to interpret your test results. Some variation is likely between these numbers and the reference range reported by the lab that ran your test. Please consult your doctor.
| Age | Conventional Units2 | SI Units3 |
|---|---|---|
| 0-18 years | Not available due to wide variability. See child's lab report for reference range. | |
| Adult | 136-145 mEq/L | 136-145 mmol/L |
| >90 years | 132-146 mEq/L | 132-146 mmol/L |
1 from Tietz Textbook of Clinical Chemistry and Molecular Diagnostics, Fourth Edition, (c) 2006, Elsevier Inc., Burtis,Ashwood, Bruns, editors.
2 Conventional Units are typically used for reporting results in U.S. labs
3 SI Units are used to report lab results outside of the U.S.