Welcome to Just Answer and thanks for your question. eGFR is estimated glomerular filtration rate, which is a calculated number based on age, sex, race, and serum creatinine results. The AA stands for African American and the C stands for Caucasian. The eGFR isn't very good at diagnosing kidney disease; 24-hour urine collection is much better. But for someone with known kidney disease, it can track changes in kidney function.
Observe. Control blood pressure
Mildly reduced kidney function.
Control blood pressure. Monitor kidneys closely.
Moderately reduced function,
Continue above. If not already diagnosed, determine why kidneys are failing.
Severely reduced kidney function.
Plan for end stage kidney disease.
End stage kidney failure