Reported presence and use of sterilisation devices and results of spore and sterility tests in 51 dental surgeries in a local health unit in Lombardy
| n | % | |
| Sterilisation devices: | ||
| Autoclaves | 35 | 68.6 |
| Chemiclaves | 7 | 13.7 |
| Ovens | 6 | 11.8 |
| No answer | 3 | 5.9 |
| Use of sterilisation tests: | ||
| Complete tests (chemical+biological) | 5 | 9.8 |
| Only chemical tests | 26 | 51.0 |
| Only biological tests | 1 | 2.0 |
| No tests | 14 | 27.4 |
| No answer | 5 | 9.8 |
| Results of spore and sterility tests: | ||
| Failure rate of spore test in autoclaves (n=35) | 3 | 8.6 |
| Failure rate of spore test in chemiclaves (n=7) | 1 | 14.3 |
| Failure of spore test in ovens (n=6) | 0 | 0 |
| Sterility test failed for endodontic instruments (n=51) | 4 | 7.8 |