Table 1 Host characteristics
| Â | ccRCC cases, n (%) | |
|---|---|---|
Variables | Early stagea | Late stagea |
Age, mean (SD) | 58.46 (9.85) | 59.57 (8.45) |
BMI, mean (SD) | 30.70 (6.39) | 30.12 (7.07) |
Sex | ||
 Male | 67 (74.44) | 68 (73.91) |
 Female | 23 (25.56) | 24 (26.09) |
Age | ||
 < =60 | 44 (48.89) | 43 (46.74) |
 > 60 | 46 (51.11) | 49 (53.26) |
Smoking status | ||
 Never | 40 (44.44) | 43 (46.74) |
 Former | 43 (47.78) | 42 (45.65) |
 Current | 7 (7.78) | 7 (7.61) |
BMI | ||
 < 30 | 45 (50.00) | 57 (61.96) |
>= 30 | 45 (50.00) | 35 (38.04) |
Hypertension | ||
 Yes | 65 (72.22) | 68 (73.91) |
 No | 25 (27.78) | 24 (26.09) |
Diabetes | ||
 Yes | 19 (21.11) | 17 (18.48) |
 No | 71 (78.89) | 75 (81.52) |
Tumor gradeb | ||
 1 | 1 | 0 (0.00) |
 2 | 43 (47.78) | 9 (9.78) |
 3 | 37 (41.11) | 52 (56.52) |
 4 | 8 (8.89) | 29 (31.52) |
 None | 1 (1.11) | 2 (2.17) |
Recurrence | ||
 Yes | 17 (18.9) | 74 (80.4) |
 No | 73 (81.1) | 18 (19.6) |
Death | ||
 Yes | 11 (33.3) | 22 (66.7) |
 No | 79 (53.0) | 70 (47.0) |
Treatment | ||
 Surgery-only | 64 (70.33) | 76 (83.52) |
 Surgery-plus-chemotherapy | 27 (29.67) | 15 (16.48) |