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. 2021 Sep 1;8(2):36–45. doi: 10.36469/001c.26129

Table 3. Distribution of IgAN Patients Across CKD Stages at Diagnosis/biopsy.

CKD Stage Overall US
1 21.8%-57.0% 22.7%, 23.5%
2 20.0%-44.4% 20.0%, 23.9%
3 6.3%-40.0% 24.3%, 40.0%
4 1.3%-17.9% 17.9%
5 0.9%-11.2% 11.2%
Abbreviations: CKD, chronic kidney disease; IgAN, immunoglobulin A nephropathy; US, United States