| Before Disinfection | After Disinfection | Remaining Contamination | ||
Sampling Sites | Collected | Positive (%) | Collected | Positive (%) | (%) |
Hands of technician 2 | 21 | 8 (38.1) | 21 | 1 (4.8) |
|
Hands of technician 1 | 21 | 7 (33.3) | 21 | 0 | 3/81 (3.7) |
Hands of the secretary | 18 | 5 (23.8) | 18 | 1 (5.5) |
|
Hands of the laboratory assistant | 21 | 4 (22.2) | 21 | 1 (4.8) |
|
Sinks in the manipulation room | 21 | 14 (66.6) | - | - |
|
Laboratory bench | 21 | 13 (61.9) | 21 | 0 (0) |
|
Reagent fridge door handle | 21 | 10 (47.6) | - | - |
|
Staff mobile phone | 21 | 9 (42.8) | - | - |
|
Inside the autoclave (before decontamination) | 21 | 9 (42.8) | - | - |
|
Microscope stage controls and mechanical stage | 21 | 7 (33.3) | - | - |
|
Sampling room handle | 21 | 6 (28.5) | - | - |
|
Manipulation room handle | 21 | 6 (28.5) | - | - |
|
Microscope (fine and coarse) adjustments | 21 | 6 (28.5) | - | - |
|
Bleach tray for soiled objects | 21 | 5 (23.8) | - | - |
|
Total | 291 | 109 (37.4) | 102 | 3 (2.9) |
|