Table 3.
Comparison of present study with recently published studies of RCC in young adults
| Goetzl et al [19] | Eggener et al [13] | Sanchez-Ortiz et al [3] | This study | |
|---|---|---|---|---|
| Number of Patients | 34 | 86 | 106 | 44 |
| Age (years) | ||||
| Median | 35 | 37.9 | 37 | 37 |
| Range | 16–40 | 17–45 | 14–40 | 24–40 |
| Gender | ||||
| Male | 14 | 57 (66.3%) | 62 (58%) | 22 (50%) |
| Female | 20 | 29 (33.7%) | 44 (42%) | 22 (50%) |
| Partial nephrectomy | 13 (38.2%) | N/A | 18 (17%) | 13 (29.6%) |
| Mean tumor size (cm) | 3.8 | 6.6 | 6.7 | 5.3 |
| Pathologic T3/T4 | 10 (26.5%) | 10 (11%) | 32 (30.2%) | 9 (18%) |
| Histologic subtype | ||||
| Clear cell | 24 (70.6%) | 69 (75.8%) | 80 (75.5%) | 31 (71%) |
| Papillary | 3 (8.8%) | 9 (9.9%) | 8 (7.5%) | 6 (14%) |
| Chromophobe | 6 (17.7%) | 11 (12.1%) | 5 (4.7%) | 5(12%) |
| Collecting duct | 0 | 1 (1.1%) | 3 (2.9%) | 2(5%) |
| Medullary | 0 | 1 (1.1%) | 1 (0.9%) | 0 |
| Unclassified | 1 (2.9%) | 0 | 5 (4.7%) | 0 |
| Nodal or distant metastasis | 1 (2.9%) | 7 (7.7%) | 25% nodal, 34% distant | 2 (5%) |
| 5-year-survival rate (older patient group) | 73% (80%) | NA | 66% (52%) | 77% (70%) |
NA: not available.