This version was machine-translated from German and has not been medically reviewed. The authoritative version is the German version.
Calcium-phosphate product
Ca × P in mg²/dl² and mmol²/l² – KDOQI target values < 65 (up to 12 years) or < 55 (over 12 years) with KDIGO caveat
Calculation aid for healthcare professionals: the calculator reproduces what the sources cited assign to the inputs. Clinical assessment and every treatment decision remain with the treating physician. Inputs and results are not stored.
Frequently asked questions
Calcium-phosphate product: What does this calculator compute?
Calculates the calcium-phosphate product and compares it with the pediatric KDOQI target values of 2005 (< 65 mg²/dl² up to 12 years, < 55 mg²/dl² over 12 years; expert opinion) – with the note that since 2009 KDIGO has recommended assessing calcium and phosphate individually rather than as a product.
Calcium-phosphate product: Which sources is this calculator based on?
National Kidney Foundation: K/DOQI Clinical Practice Guidelines for Bone Metabolism and Disease in Children with Chronic Kidney Disease (Am J Kidney Dis 46 Suppl 1), Guideline 7 (2005); Kidney Disease: Improving Global Outcomes: KDIGO 2017 Clinical Practice Guideline Update for the Diagnosis, Evaluation, Prevention, and Treatment of Chronic Kidney Disease–Mineral and Bone Disorder (CKD-MBD) (Kidney Int Suppl 7:1–59) (2017)