Stage | GFR ml/min/1.73m2 | Absolute frequency | Prevalence |
V | <15 | 1 | 0.6% |
IV | [15 - 30] | 8 | |
III | [31 - 60] | 172 | 12.1% |
II | [61 - 90] | 747 | 52.8% |
I | >90 | 488 | 34.5% |