Table 2.
Histological features on kidney biopsy of patients from the Toronto Cohort. Values displayed as mean ± SD or median (IQR) as appropriate. International Society of Nephrology (ISN), Renal Pathology Society (RPS).
| Histological Feature | n (%) |
|---|---|
| ISN/RPS Class | |
| I + II | 2 (4) |
| III–IV | 19 (35) |
| III–IV + V | 21 (39) |
| V | 10 (18) |
| VI | 2 (4) |
| NIH Indices | |
| Activity Index (max 24) | 3.5 (1–9) |
| Chronicity Index (max 12) | 3 (2–4) |
| Histological Lesions | |
| Cellular Proliferation | 33 (61) |
| 1 | 12 |
| 2 | 15 |
| 3 | 6 |
| Crescents | 24 (44) |
| 1 | 10 |
| 2 | 9 |
| 3 | 5 |
| Interstitial Fibrosis | 45 (83) |
| 1 | 35 |
| 2 | 6 |
| 3 | 4 |
| Any Sclerosis | 39 (72) |
| Segmental | 26 (48) |
| Global | 32 (59) |
| 1 | 20 |
| 2 | 6 |
| 3 | 6 |