Table 2 : Follow-up of treated patients.
| Treatment’s year | Number of patients | Follow-up < 2 years |
2 years ≤ follow-up < 5 years |
5 years ≤ follow-up < 10 years |
Follow-up ≥ 10 years |
| 1998 | 5 | - | - | - | 5 |
| 1999 | 5 | - | - | - | 5 |
| 2000 | 5 | - | 1 | 4 | - |
| 2001 | 2 | - | - | 2 | - |
| 2002 | 4 | - | 1 | 3 | - |
| 2003 | 4 | - | - | 4 | - |
| 2004 | 4 | - | - | 4 | - |
| 2005 | 3 | - | 3 | - | - |
| 2006 | 5 | - | 5 | - | - |
| 2007 | 3 | - | 3 | - | - |
| 2008 | 5 | - | 5 | - | - |
| 2009 | 3 | 3 | - | - | - |
| 2010 | 7 | 7 | - | - | - |
| Tot. | 55 | 10 | 18 | 17 | 10 |
| % | - | 18% | 33% | 31% | 18% |