Table 1 CKD staging according to age (eGFR, mL/min/1.73Â m2)
From: KNOW-Ped CKD (KoreaN cohort study for outcomes in patients with pediatric CKD): Design and methods
Stage/Age | <2 weeks | 2–7 weeks (<2 months) | 2–23 months (<2 years) | ≥2 years |
|---|---|---|---|---|
1 | ≥30 | ≥49 | ≥72 | ≥90 |
2 | 20–29 | 33–48 | 48–71 | 60–89 |
3 | 10–19 | 16–32 | 24–47 | 30–59 |
4 | 5–9 | 8–15 | 12–23 | 15–29 |
5 | <5 | <8 | <12 | <15 |