Table 4.
Pathologic characteristics of 16 IgAN patients with repeat biopsy
| G | SG | IFTA | Inflammation intensity | Inflammation in atrophic area, % | Inflammation in non-atrophic area, % | Crescent or necrosis, % | |
|---|---|---|---|---|---|---|---|
| 1st biopsy | |||||||
| Mean | 18.36 | 4.75 | 21.79 | 1.5 | 23.25 | 1.69 | 6.35 |
| SD | 11.35 | 2.98 | 14.72 | 0.52 | 12.61 | 3.50 | 8.7 |
| Median | 16 | 4 | 20 | 1.5 | 21 | 0 | 0 |
| 25 quartile | 11.5 | 2.75 | 10.63 | 1 | 13.75 | 0 | 0 |
| 75 quartile | 23.75 | 7.25 | 30 | 2 | 31.25 | 0.50 | 12.50 |
| 2nd biopsy | |||||||
| Mean | 21.21 | 7.71 | 41.54 | 1.77 | 43.54 | 1.31 | 2.92 |
| SD | 13.99 | 7.08 | 21.89 | 0.80 | 21.33 | 2.87 | 3.51 |
| Median | 15 | 4.5 | 45 | 2 | 45 | 0 | 0 |
| 25 quartile | 10 | 2.25 | 25 | 1 | 23 | 0 | 0 |
| 75 quartile | 28.75 | 12.5 | 50 | 2 | 60 | 0 | 6.15 |
| t test | 0.55 | 0.15 | 0.012 | 0.29 | 0.004 | 0.75 | 0.18 |
G, the number of the glomeruli; SG, the number of globally sclerotic glomeruli; IFTA, interstitial fibrosis tubular atrophy.