Table 1 Bacterial contamination on ICU 1 according to swabbed objects and swab count. Numbers in () indicating the fraction of positive samples compared to the total number of swabs per object group
|  | Number of swabs from distinct objects (n = 67) | Pseudomonas spp. | Other detected bacteria |
|---|---|---|---|
Bacterial contamination ICU 1 | |||
Monitors/keyboards | 18 |  | Coagulase-negative staphylococci 103–104/ml (10/18) |
Tabletops, sinks and siphons in drug preparation areas | 5 | Pseudomonas aeruginosa 105–106/ml (2/5), Pseudomonas putida 105–106/ml (1/5) | Stenotrophomonas maltophilia 105–106/ml (3/5), Enterobacter cloacae 105–106/ml (1/5), coagulase-negative staphylococci 103–104/ml (1/5) |
Individual sinks in patient area | 12 | Pseudomonas aeruginosa 105–106/ml (2/12), Pseudomonas spp. 103–104/ml (1/12) | Klebsiella oxytoca 104–105/ml (1/12), Stenotrophomonas maltophilia 105–106/ml (1/12), coagulase-negative staphylococci 103–104/ml (1/12) |
Floors in patient compartment | 6 |  | Coagulase-negative staphylococci 103–104/ml (3/6) |
Respirators | 13 |  | Coagulase-negative staphylococci 103–104/ml (1/13) |
Work desk physicians | 2 |  | Coagulase-negative staphylococci 103–104/ml (2/2) |
Telephones non-personalized | 2 |  | Coagulase-negative staphylococci 103–104/ml (1/2) |
Perfusors | 2 | Â | Â |
Rolling trolleys/tables | 4 |  | Coagulase-negative staphylococci 103–104/ml (2/4) |
Fridges pharmacy | 2 | Â | Â |
Chair | 1 | Â | Â |