Table 1.
Baseline clinicopathological characteristics of renal cell cancer patients (n = 137) included in the study.
| Variables | n (frequency) |
|---|---|
| Age at diagnosis, yrs* | |
| < 64.7 | 68 (49.6) |
| > 64.7 | 69 (50.4) |
| Gender | |
| Male | 87 (63.5) |
| Female | 50 (36.5) |
| BMI categories (WHO) | |
| Normal weight, < 25 kg.m2 | 50 (36.5) |
| Overweight, 25–30 kg.m2 | 52 (38.0) |
| Obesity, > 30 kg.m2 | 35 (25.5) |
| Tobacco | |
| No | 84 (61.3) |
| Yes | 53 (38.7) |
| Hypertension | |
| No | 51 (37.2) |
| Yes | 86 (62.8) |
| Stage of disease | |
| I—II | 109 (0.80} |
| III—IV | 28 (0.20) |
| Surgery | |
| Radical nephrectomy | 80 (58.4) |
| Partial nephrectomy | 57 (41.6) |
| Surgical margins | |
| Negative | 130 (94.9) |
| Positive | 7 (5.1) |
| Histology | |
| Clear cells | 91 (66.4) |
| Papillary I and II | 20 (14.6) |
| Chromophobe | 16 (11.7) |
| Other | 10 (7.3) |
| Furhman grade | |
| Low grade (1–2) | 109 (79.6) |
| High grade (3–4) | 28 (20.4) |
| Tumor size, cm | |
| < 5 | 83 (60.6) |
| > 5 | 54 (39.4) |
*The cut point was median age; WHO, World Health Organization.