Differences in mean GFR estimated upon admission and at discharge according to the equation used and CKD stage (reference CG)
| GFR (admission) (mL/min/1.73 m2) | GFR (discharge) (mL/min/1.73 m2) | |||||
|---|---|---|---|---|---|---|
| C-G (mean±SD) | MDRD-4 (mean±SD) | % Dif | C-G (mean±SD) | MDRD (mean±SD) | % Dif | |
| General | 32.4±10.1 | 46.1±16.8 | +42.0 | 42.8±17.4 | 54.9±23.4 | +28.3 |
| Stage 3 (3A, 3B) | 38.9±6.53 | 54.2±13.7 | +39.3 | 51.1±14.5 | 63.0±20.9 | +23.3 |
| Stages 4–5 | 22.2±5.4 | 33.4±12.8 | +50.4 | 29.8±13.2 | 42.4±21.7 | +42.3 |
CKD stage according to most recent modification of the K/DOQI guidelines for CKD classification.
% Dif: Differences between means as a percentage (GFR(CG)−GFR(MDR4)/GFR(CG)×100).