Age and the Course of GFR in Persons Aged 70 and Above.
Elke S SchaeffnerNatalie EbertMartin K KuhlmannPeter MartusNina MielkeAlice SchneiderMarkus van der GietDörte HuscherPublished in: Clinical journal of the American Society of Nephrology : CJASN (2022)
The eGFR decline depended on sex and age and changed only marginally after multivariable adjustment but decelerated with increasing age. Equations including cystatin C demonstrated a nonlinear slope challenging the previously assumed linearity of the decline of eGFR in old age.