TABLE 1.
Parameter | Culture |
DGGE |
||||
---|---|---|---|---|---|---|
Catheter | Urine | Total | External | Internal | Mixed | |
Total no. of analyzed catheters | 24 | 16 | 24 | 19 | 19 | 5 |
No. positive/no. negativea | 23/1 | 7/9 | 14/10 | 10/9 | 10/9 | 1/4 |
No. polymicrobial/no. monomicrobialb | 10/13 | 3/4 | 4/10 | 2/8 | 2/8 | 0/1 |
Total no. of species | 16 | >7 | 13 | 9 | 11 | 1 |
Catheter no. | ||||||
Gram-negative bacteria | ||||||
Achromobacter denitrificans | 11 | 11 | 11 | |||
Citrobacter koseri | 9, 14 | 9 | 14 | 14 | ||
Escherichia coli | 13 | |||||
Enterobacter cloacae | 1 | |||||
Enterobacter sp. | 1 | 1 | ||||
Klebsiella oxytoca | 7 | 7 | 7 | 7 | ||
Klebsiella pneumoniae | 10 | 10 | 10 | |||
Morganella morganii | 13 | |||||
Pseudomonas aeruginosa | 12 | 12 | ||||
Stenotrophomonas maltophilia | 9 | 9 | ||||
Gram-positive bacteria | ||||||
Actinomyces neuii | 12 | 12 | ||||
CoNS | 2, 8, 9, 11, 17–19, 20–23 | |||||
Corynebacterium jeikeium | 19 | |||||
Corynebacterium sp. | 6, 8 | |||||
Uncultured Corynebacterium sp. | 2 | |||||
Enterococcus faecalis | 3, 4, 13, 19, 21, 24 | 19 | 10, 13, 19 | 4, 19 | 21 | |
Enterococcus faecium | 17, 24 | |||||
Micrococcus luteus | 9 | |||||
Nonhemolytic streptococci | 8 | 13 | ||||
Staphylococcus epidermidis | 5, 16 | 6 | ||||
Staphylococcus haemolyticus | 2, 8 | 2 | ||||
Unidentified mixed bacterial species | 8, 9 | |||||
Fungi | ||||||
Candida albicans | 17 | |||||
Candida glabrata | 20 |
That is, the number of positive identifications/the number of negative identifications.
That is, the number of polymicrobial identifications/the number of monomicrobial identifications.