This version was machine-translated from German and has not been medically reviewed. The authoritative version is the German version.
Calcium/creatinine ratio in spot urine
Hypercalciuria screening with age-specific P95 values (Sargent 1993): < 7 months 0.86, 7–18 months 0.60, 19 months to 6 years 0.42, from 7 years 0.22 mg/mg
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/creatinine ratio in spot urine: What does this calculator compute?
Calculates the calcium/creatinine ratio in mg/mg and mmol/mmol and compares it with the age-specific P95 of Sargent 1993 (infants and young children) or the adult value.
Calcium/creatinine ratio in spot urine: Which sources is this calculator based on?
Sargent JD, Stukel TA, Kresel J, Klein RZ: Normal values for random urinary calcium to creatinine ratios in infancy (J Pediatr 123:393–397) (1993); Matos V, van Melle G, Boulat O, Markert M, Bachmann C, Guignard JP: Urinary phosphate/creatinine, calcium/creatinine, and magnesium/creatinine ratios in a healthy pediatric population (J Pediatr 131:252–257) (1997)