Fig. 1.

Graph shows the effect of measurement devices and methods on estimated glomerular filtration rate (eGFR) measurement. R-E: Roche (Cobas Integra 400) enzyme; R-J-C: Roche (Cobas Integra 400) compensated Jaffe; R-J: Roche Jaffe; B-J: Beckman (LX 20) Jaffe; H-J: Hitachi (7180) Jaffe; T-J: Toshiba TBA – c8000 Jaffe