Built for real work
Payne correction formula.
Corrected Calcium Calculator — Albumin Adjustment
Calculate albumin-corrected serum calcium. Free corrected calcium calculator for clinical reference.
Formula used
Corrected Ca = Serum Ca + 0.8 × (4 − Albumin)
Examples
Try a sample calculation
Ca 8.5, albumin 3.0
Low albumin adjustment
Fast and focused
Quick clinical estimate.
Clear results
Not a substitute for medical advice.
Main features of Corrected Calcium Calculator:
Enter the required fields—dates, amounts, percentages, or measurements as labeled.
Double-check units (currency, tax rate, height/weight) match your scenario.
Run the calculation and read the breakdown, not just the headline number.
Adjust inputs to compare scenarios, or open a related Rankify calculator for the next step.