Variables | Blood culture | Rectal culture | Cots culture | CGs’ hands culture | |||||
---|---|---|---|---|---|---|---|---|---|
n | % | n | % | n | % | n | % | ||
Culture results | Positive | 69 | 34.5 | 86 | 43 | 64 | 32 | 37 | 18.5 |
Negative | 131 | 65.5 | 114 | 57 | 136 | 68 | 163 | 81.5 | |
Classification of positive blood culture | Gram-positive | 10 | 14.5 | NA | NA | NA | NA | NA | NA |
Gram-negative | 59 | 85.5 | NA | NA | NA | NA | NA | NA | |
Genus and species of isolated bacteria# | K. pneumoniae | 28 | 47.5 | 49 | 45.4 | 18 | 28.1 | 17 | 45.9 |
Acinetobacter spp | 19 | 32.2 | 23 | 21.3 | 35 | 54.7 | 8 | 21.6 | |
E. coli | 5 | 8.5 | 14 | 12.9 | 1 | 1.6 | 2 | 5.4 | |
C. freundii | 3 | 5.1 | 10 | 9.3 | 3 | 4.7 | 1 | 2.7 | |
E. aerogenes | 1 | 1.7 | 4 | 3.7 | 6 | 9.4 | 5 | 13.5 | |
Others* | 3 | 5.1 | 8 | 7.4 | 1 | 1.6 | 4 | 10.8 | |
Resistant to 3GCs (blood culture only) | Positive | 55 | 93.2 | NA | NA | NA | NA | NA | NA |
Negative | 4 | 6.8 | NA | NA | NA | NA | NA | NA | |
Amp-C beta lactamase (FOX≤18 mm) | Positive | 23 | 38.9 | 50 | 46.3 | 48 | 75 | 22 | 59.5 |
Negative | 36 | 61.1 | 58 | 53.7 | 16 | 25 | 15 | 40.5 | |
Genus and species of potential Amp-C beta lactamase producers | Acinetobacter spp | 13 | 56.5 | 22 | 44 | 34 | 70.8 | 8 | 36.4 |
C. freundii | 3 | 13.0 | 7 | 14 | 3 | 6.3 | 1 | 4.5 | |
K. pneumoniae | 2 | 8.7 | 12 | 24 | 4 | 8.3 | 5 | 22.7 | |
E. coli | 2 | 8.7 | 2 | 4 | 1 | 2.1 | 1 | 4.5 | |
Others** | 3 | 12.9 | 7 | 14 | 6 | 12.5 | 7 | 31.8 |