|
| | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 |
|
| Accredited endoscopic units | 1695 | 2176 | 2645 | 2567 | 2583 | 2476 |
| Percentages of conducted surveillance tests: all information used | 56.0% (13) | 94.9% (14) | 97.4% (17) | 93.1% (16) | 97.6% (17) | 96.4% (16) |
| Percentages of conducted surveillance tests: only complete information used | 58.5% (11) | 94.2% (11) | 96.8% (11) | 98.5% (11) | 96.3% (11) | 94.8% (11) |
| Percentages of failed tests: all information used | 16.6% (12) | 9.7% (14) | 5.1% (16) | 5.1% (16) | 3.7% (17) | 4.2% (16) |
| Percentages of failed tests: only complete information used | 16.5% (10) | 9.9% (10) | 6.7% (10) | 5.8% (10) | 3.4% (10) | 5.6% (10) |
| Percentages of repeated failures: all information used | 0.9% (11) | 1.4% (14) | 0.8% (14) | 0.2% (16) | 0.3% (17) | 0.2% (16) |
| Percentages of repeated failures: only complete information used | 0.8% (9) | 0.9% (9) | 0.4% (9) | 0.1% (9) | 0.1% (9) | 0.1% (9) |
| Number of accreditations cancelled due to repeated failure | 5 | 3 | 17 | 2 | 9 | 6 |
|