A quick and simple estimate of creatinine clearance.

Conclusion: We conclude that eCCr is a simple formula to estimate GFR at bedside, within a reasonable mathematical difference from the MDRD and C-G equations. This estimate can alert the physician to change drug dosing or more formally estimate GFR.
PMID: 20437395 [PubMed - as supplied by publisher] (Source: Journal of Nephrology)