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Table 2 Creatinine clearance (CrCl), CrCl/iGFR, classified by quintiles of iothalamate-125 glomerular filtration rate (iGFR) (N = 1342)

From: Erratum to: Determinants of the creatinine clearance to glomerular filtration rate ratio in patients with chronic kidney disease: a cross-sectional study

Quintiles of iGFR (ml/s/1.73 m2) iGFR (ml/min/1.73 m2), median (IQR) CrCl (ml/min/1.73 m2), median (IQR) CrCl/iGFR, median (IQR)
1 (N = 269) 24.8 (20.8—27.4) 30.1 (24.0—37.3) 1.26 (1.01—1.54)
2 (N = 268) 35.7 (33.0—38.5) 40.3 (32.0—48.8) 1.14 (0.89—1.40)
3 (N = 269) 45.7 (43.3—48.0) 49.8 (39.1—58.2) 1.09 (0.88—1.26)
4 (N = 268) 56.3 (53.1—59.8) 58.8 (47.6—69.4) 1.04 (0.83—1.22)
5 (N = 268) 74.7 (68.4—84.9) 77.8 (61.8—91.8) 1.00 (0.82—1.16)