TABLE 2.
Overall Proportions of Partial and Radical Nephrectomy Stratified by Year and Hospital Robot Status
| Years | # Partial Nephrectomy (%) | # Radical Nephrectomy (%) | # All Nephrectomy | P |
|---|---|---|---|---|
| 2001 | 876 (14.1) | 5324 (85.9) | 6200 | |
| 2005 | 1731 (22.8) | 5848 (77.2) | 7579 | < 0.01 |
| Adopted 2001–2004 | 1263 (27.3) | 3357 (72.7) | 4620 | |
| Not adopted | 468 (15.8) | 2491 (84.2) | 2959 | |
| 2008 | 2220 (28.5) | 5570 (71.5) | 7790 | < 0.01 |
| Adopted 2001–2004 | 1284 (37.5) | 2144 (62.5) | 3428 | |
| Adopted 2005–2008 | 369 (23.9) | 1175 (76.1) | 1544 | |
| Not adopted | 567 (20.1) | 2251 (79.9) | 2818 | |
| Overall | 4827 (16.9) | 16742 (77.6) | 21569 |
Statistical analysis performed using Pearson χ2 test.