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Table 1 Classification of two RCC sets and their clinical characteristics
| RCC microarray set | RCC TMA set | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| A | B | C | A | B | C | ||||
| N (%) | N (%) | N (%) | N (total) | N (%) | N (%) | N (%) | N (total) | ||
| Histological | ccRCC | 48 (65) | 16 (22) | 10 (13) | 74 | 39 (27) | 66 (45) | 41 (28) | 146 |
| subtype | pRCC | 1 (5) | 6 (32) | 12 (63) | 19 | 0 | 17 (52) | 16(48) | 33 |
| chRCC | 0 | 1 (50) | 1 (50) | 2 | 0 | 7 (70) | 3 (30) | 10 | |
| cc/pRCC | 0 | 0 | 2 (100) | 2 | - | - | - | - | |
| Tumor stage | pT1/pT2 | 32 (52) | 16 (26) | 14 (22) | 62 | 27 (28) | 48 (51) | 20 (21) | 95 |
| pT3/pT4 | 17 (49) | 7 (20) | 11 (31) | 35 | 12 (14) | 39 (45) | 36 (41) | 87 | |
| Fuhrman grade | grade 1 | 3 (43) | 1 (14) | 3 (43) | 7 | 1 (100) | 0 | 0 | 1 |
| grade 2 | 27 (63) | 8 (19) | 8 (19) | 43 | 20 (36) | 20 (36) | 15 (27) | 55 | |
| grade 3 | 18 (44) | 12 (29) | 11 (27) | 41 | 16 (20) | 44 (55) | 20 (25) | 80 | |
| grade 4 | 1 (17) | 2 (33) | 3 (50) | 6 | 2 (4) | 24 (47) | 25 (49) | 51 | |
| sarcomatoid | yes | nd | nd | nd | 3 (7) | 20 (43) | 23 (50) | 46 | |
| no | nd | nd | nd | 36 (26) | 67 (48) | 37 (26) | 140 | ||
