2209259 eGFRcre estimated creatinine-based GFRs 2 2209254 eGFRcre estimated GFR based on serum creatine 2 2209253 eGFRcre estimated glomerular filtration rate based on serum creatinine 2 2209251 eGFRcre eGFR based on creatinine 1 2209250 eGFRcre eGFR calculated from creatinine 1 2209257 eGFRcre eGFR calculated from serum Cr 1 2209256 eGFRcre eGFR formulas using creatinine 1 2209255 eGFRcre eGFR on the basis of creatinine 1 2209260 eGFRcre estimated GFR calculated using s-Cr 1 2209258 eGFRcre estimated glomerular filtration rate based on creatinine 1 2209252 eGFRcre estimated glomerular filtration rate using serum creatinine 1