Table 2.
Contingency tables comparing the Banff 2019 diagnosis and the six clusters derived from semi-supervised learning. Proportions represent the distribution in the clusters per Banff category (n=3510 biopsies)
| Banff 2019 Diagnosis | N | Cluster 1 (%) | Cluster 2 (%) | Cluster 3 (%) | Cluster 4 (%) | Cluster 5 (%) | Cluster 6 (%) |
|---|---|---|---|---|---|---|---|
| No rejection | 2659 | 2387 (89.8) | 53 (2.0) | 4 (0.2) | 215 (8.1) | 0 (0.0) | 0 (0.0) |
| Borderline changes | 327 | 261 (79.8) | 9 (2.8) | 26 (8.0) | 23 (7.0) | 0 (0.0) | 8 (2.4) |
| TCMR | 285 | 48 (16.8) | 25 (8.8) | 184 (64.6) | 5 (1.8) | 0 (0.0) | 23 (8.1) |
| ABMR | 122 | 8 (6.6) | 4 (3.3) | 0 (0.0) | 56 (45.9) | 53 (43.4) | 1 (0.8) |
| Mixed borderline rejection | 27 | 1 (3.7) | 3(11.1) | 1 (3.7) | 3 (11.1) | 15 (55.6) | 4 (14.8) |
| Mixed rejection | 90 | 5 (5.6) | 7 (7.8) | 16 (17.8) | 5 (5.6) | 27 (30.0) | 30 (33.3) |
| Total | 3510 | 2710 (77.2) | 101 (2.9) | 231 (6.6) | 307 (8.7) | 95 (2.7) | 66 (1.9) |