Table 3.
Grading of tubulointerstitial fibrosis in patients with HSPN and IgAN.
| Fibrosis grade | HSPN | IgAN |
|---|---|---|
| I | 38 | 5 |
| II | 9 | 17 |
| III | 2 | 20 |
| IV | 1 | 8 |
| Total | 50 | 50 |
Z=6.74, p<0.001, by Mann–Whitney–Wilcoxon test.
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