Medicine What is the GFR (mL/min per 1.73m2) of a patient who is in G4 category of chronic kidney disease A 60-89 B 30 - 59 C 15 - 29 D < 15 💡 Explanation What is the GFR (mL/min per 1.73m2) of a patient who is in G4 category of chronic kidney disease ✓ Correct Answer: C. 15 - 29