Table 2.
Graft histopathology according to the respective most recent Banff Working Classification of kidney transplant pathology
| Entity | Overall (n = 654) | Indication biopsies (n = 397) | Surveillance biopsies (n = 257) |
|---|---|---|---|
| Acute ABMR, n (%) | 25 (3.82) | 23 (5.79) | 2 (0.78) |
| Chronic active ABMR, n (%) | 23 (3.52) | 20 (5.04) | 3 (1.17) |
| Mixed ABMR/TCMR, n (%) | 14 (2.14) | 13 (3.27) | 1 (0.39) |
| Borderline, n (%) | 143 (21.9) | 118 (29.7) | 25 (9.73) |
| TCMR (Banff I-III), n (%) | 48 (7.34) | 35 (8.82) | 13 (5.06) |
| Chronic TCMR, n (%) | 9 (1.38) | 8 (2.02) | 1 (0.39) |
| BKPyV nephropathy, n (%) | 31 (4.74) | 26 (6.55) | 5 (1.95) |
| IFTA (grade II/III), n (%) | 83 (12.7) | 77 (19.4) | 6 (2.33) |
ABMR antibody-mediated rejection, TCMR T-cell mediated rejection, BKPyV BK polyomavirus, IFTA interstitial fibrosis and tubular atrophy