Gfr Kidney Creatinine Level. Gfr is the best measure of kidney function but both creatinine and gfr can be useful indicators of your kidney health. If gfr goes down it s a bad sign.
If creatinine goes up it s a bad sign. In young adults it is approximately 120 ml min 1 73 m 2 and declines in normal individuals with age. Gfr is a calculation that takes into account creatinine levels along with age gender race and weight.
A gfr number of 15 or less may mean kidney failure.
Normal gfr varies according to age sex and body size. Your gfr tells your doctor your stage of kidney disease and helps the doctor plan your treatment. A gfr number of 15 or less may mean kidney failure. A gfr number under 60 can mean you may have kidney disease.