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Table 1 Patients’ demographics and tumor characteristics

From: PRMT1 expression in renal cell tumors- application in differential diagnosis and prognostic relevance

  Histopathological types of RCT
  ccRCC pRCC I pRCC II chRCC RO CDC MLCRN-LMP Total N (%)
N (%) 120 (57.7) 7 (3.4) 16 (7.7) 28 (13.5) 25 (11.0) 7 (3.4) 5 (2.4) 208 (100)
Age, mean ± SD (years) 61.6 ± 9.05 70.4 ± 11.01 62.6 ± 10.8 58.3 ± 13.2 58.5 ± 12.5 52.7 ± 10.7 51.8 ± 15.9 60.7 ± 10.7
Gender N (%)
 Male 79 (65.8) 6 (85.7) 10 (62.5) 15 (53.6) 12 (48.0) 6 (85.7) 4 (80.0) 132 (63.5) (64.4)
 Female 41 (34.2) 1 (14.3) 6 (37.5) 13 (46.4) 10 (40.0) 1 (14.3) 1 (20.0) 73 (35.1)
Tumor size, mean ± SD (mm) 69.9 ± 43.8 78.3 ± 46.3 74.8 ± 22.7 65.4 ± 28.8 54.2 ± 29.5 66.4 ± 29.7 49.2 ± 12.1 68 ± 38.2
Grade N (%)
 I 21 (17.5) 2 (28.6) 0 (0) N/A N/A N/A N/A 31 (18.2)
 II 68 (56.7) 5 (71.4) 8 (50.0) 97 (56.7)
 III 18 (15.0) 0 (0) 4 (25.0) 25 (14.6)
 IV 13 (10.8) 0 (0) 4 (25.0) 18 (10.5)
Stage N (%)
 pT1 58 (48.3) 4 (57.1) 5 (31.3) 13 (46.4) N/A N/A N/A 80 (39.4)
 pT2 13 (10.8) 1 (14.3) 3 (18.8) 3 (10.7) 20 (9.6)
 pT3 38 (31.7) 2 (28.6) 7 (43.8) 10 (35.7) 57 (29.3)
 pT4 11 (9.2) 0 (0) 1 (6.3) 2 (7.1) 14 (7.7)
 PN 15 (12.5) 2 (28.6) 3 (18.6) 4 (14.3) 4 (36.4) 0 (0) 2 (40.0) 30 (14.4)
Follow up, mean months 41.7 50.3 41.9 49.3 54.4 36.1 74.8 44.2
Disease related death N (%) 39 (81.2) 0 (0.0) 5 (10.4) 2 (4.1) 0 (0) 2 (4.1) 0 (0) 48 (98.0)
  1. Abbreviations: RCT, Renal cell tumors; ccRCC,clear cell renal cell carcinomas; pRCC I,papillary renal cell carcinoma type I; pRCC II, papillary renal cell carcinoma type II; chRCC, chromophobe renal cell carcinoma; RO, renal oncocytoma; CDC,collecting duct carcinoma-Bellini; MLCRN-LMP, multilocular cystic renal neoplasm of low malignant potential; N, number; SD, standard deviation; N/A, not applicable; ISUP (International Society of Urological Pathology) nuclear grading system and updated American Joint Committee on Cancer (AJCC) tumor–node–metastasis (TNM) classification 8th edition for tumor staging were used
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