Table 1.
Demographic data for 157 patients
| Feature | N or Mean (%) | |
|---|---|---|
| Age (years) | 63.3 | (34 - 100) |
| Sex | ||
| Male | 51 | (32.5) |
| Female | 106 | (67.5) |
| Year of Procedure | ||
| 1998 | 2 | (1.3) |
| 1999 | 2 | (1.3) |
| 2000 | 6 | (3.8) |
| 2001 | 10 | (6.4) |
| 2002 | 18 | (11.5) |
| 2003 | 16 | (10.2) |
| 2004 | 10 | (6.4) |
| 2005 | 21 | (13.4) |
| 2006 | 34 | (21.7) |
| 2007 | 38 | (24.2) |
| Type of Procedure | ||
| Laparoscopic PN† | 10 | (6.4) |
| Laparoscopic RN‡ | 100 | (63.7) |
| Open PN | 8 | (5.1) |
| Open RN | 39 | (24.8) |
| Histological subtype | ||
| Conventional | 126 | (80.3) |
| Papillary | 16 | (10.2) |
| Chromophobe | 11 | (7.0) |
| Other | 4 | (2.5) |
| Mixed | 2 | |
| Neuroendocrine | 1 | |
| Unclassified | 1 | |
| Pathological T stage | ||
| pT1a | 58 | (36.9) |
| pT1b | 41 | (26.1) |
| pT2a | 18 | (11.5) |
| pT2b | 5 | (3.2) |
| pT3a | 30 | (19.1) |
| pT3b | 2 | (1.3) |
| pT3c | 2 | (1.3) |
| pT4 | 1 | (0.6) |
† PN - Partial nephrectomy
‡ RN - Radical nephrectomy