TABLE 1.
Epidemiological data and results of integron and plasmid analysis of 50 clinical Acinetobacter species strains used in this study
| Strain no.a | Location of hospitalb | Yr of isolation | Body site or tract | Ward type | No. of patients involved | Presence of plasmids | Integron PCR result | Integrase gene PCR resultc |
|---|---|---|---|---|---|---|---|---|
| 1O | Amsterdam (NL) | 1994 | Respiratory | Surgical | 36 | − | + | 1 |
| 2O | Groningen (NL) | 1987 | Urine | Surgical | 10 | − | + | 1 |
| 3O | Amsterdam (NL) | 1995 | Respiratory | ICU | 5 | + | − | 2 |
| 4O | Amsterdam (NL) | 1997 | Respiratory | ICU | 10 | + | − | − |
| 5O | Rotterdam (NL) | 1997 | Skin/mucosa | Burns unit | 6 | + | − | − |
| 6O | Rotterdam (NL) | 1997 | Digestive | ICU | 6 | − | + | 1 |
| 7O | Dordrecht (NL) | 1995 | Skin/mucosa | ICU | 5 | + | + | 1 |
| 8O | Utrecht (NL) | 1997 | Digestive | ICU | 6 | − | + | 1 |
| 9O | Nottingham (U.K.) | 1992 | Respiratory | ICU | 37 | − | + | 1 |
| 10O | Brussels (B) | 1990 | Blood | Surgical | 9 | − | − | 1 |
| 11O | New York (U.S.) | 1991 | Digestive | ICU | 59 | − | − | − |
| 12O | Trieste (I) | 1996 | Respiratory | ICU | >3 | + | + | 1 |
| 13O | Madrid (S) | 1992 | Respiratory | ICU | >100 | − | + | 1 |
| 14O | Ghent (B) | 1991 | Unknown | ICU | >8 | − | + | 1 |
| 15O | Leeds (U.K.) | 1993 | Respiratory | ICU | 5 | − | − | − |
| 16O | Paris (F) | 1991 | Unknown | ICU | 31 | − | + | 1 |
| 17Od | Berlin (G) | 1990 | Respiratory | ICU | Unknown | + | − | − |
| 18O | Freiburg (G) | 1994 | Unknown | ICU | 5 | + | + | 1 |
| 19Od | Berlin (G) | 1992 | Respiratory | ICU | 13 | + | − | − |
| 20O | Hamburg (G) | 1996 | Respiratory | ICU | 3 | − | − | − |
| 21O | St. Etienne (F) | 1993 | Respiratory | Surgical | 15 | − | + | 1 |
| 22O | Vienna (A) | 1996 | Respiratory | ICU | 13 | − | + | 1 |
| 23O | Barcelona (S) | 1986 | Respiratory | ICU | 25 | − | + | 1 |
| 24O | Prague (CR) | 1994 | Skin/mucosa | Burns unit | Unknown | − | + | 1 |
| 25O | Toronto (Can) | 1993 | Respiratory | ICU | 121 | + | − | − |
| 1Ne | Amsterdam (NL) | 1994 | Respiratory | ICU | 1 | − | − | − |
| 2N | Groningen (NL) | Unknown | Unknown | Unknown | 1 | Not tested | + | 1 |
| 3Nf | Amsterdam (NL) | 1997 | Skin/mucosa | Outpatient | 1 | − | − | − |
| 4N | Amsterdam (NL) | 1997 | Skin/mucosa | Surgical | 1 | − | + | 1 |
| 5N | Rotterdam (NL) | 1997 | Respiratory | Pediatric | 1 | − | − | − |
| 6N | Rotterdam (NL) | 1997 | Blood | ICU | 1 | − | − | − |
| 7N | Dordrecht (NL) | 1997 | Blood | ICU | 1 | + | − | − |
| 8Ng | Utrecht (NL) | 1997 | Digestive | ICU | 1 | − | − | − |
| 9N | Nottingham (U.K.) | 1994 | Respiratory | ICU | 1 | − | − | − |
| 10N | Brussels (B) | 1990 | Respiratory | Urology | 1 | + | + | 1 |
| 11N | New York (U.S.) | Unknown | Respiratory | Internal | 1 | + | − | − |
| 12N | Trieste (I) | 1993 | Urine | Urology | 1 | − | + | 1 |
| 13N | Madrid (S) | 1992 | Respiratory | ICU | 1 | + | + | 1 |
| 14Ne | Ghent (B) | 1993 | Unknown | ICU | 1 | − | − | − |
| 15N | Leeds (U.K.) | 1993 | Respiratory | ICU | 1 | + | − | − |
| 16Nf | Paris (F) | Unknown | Unknown | Unknown | 1 | + | − | − |
| 17N | Kiel (G) | Unknown | Respiratory | Unknown | 1 | − | − | − |
| 18Nf | Freiburg (G) | 1994 | Unknown | Pediatric | 1 | + | − | − |
| 19N | Berlin (G) | Unknown | Urine | Unknown | 1 | − | + | 1 |
| 20N | Hamburg (G) | 1997 | Respiratory | ICU | 1 | − | − | − |
| 21Nf | St. Etienne (F) | 1992 | Pus | Geriatric | 1 | + | − | − |
| 22N | Vienna (A) | 1996 | Blood | Oncology | 1 | + | − | − |
| 23N | Barcelona (S) | 1996 | Urine | Surgical | 1 | − | + | 1 |
| 24N | Prague (CR) | 1992 | Skin/mucosa | Burns unit | 1 | + | − | − |
| 25Nf | Toronto (Can) | 1993 | Skinh | Unknown | 1 | + | − | − |
Strains with the same number originated from the same location, except for isolates 17O and 17N. O, outbreak strains; N, nonoutbreak strains. Strains were identified as A. baumannii except where otherwise specified.
Country names are abbreviated in parentheses as follows: A, Austria; B, Belgium; Can, Canada; CR, Czech Republic; F, France; G, Germany; I, Italy; NL, The Netherlands; S, Spain; U.K., United Kingdom; U.S., United States.
1, intI1 detected; 2, intI2 detected; −, no integrase gene detected.
Acinetobacter DNA group 13.
Nontypeable.
Acinetobacter DNA group 3.
A. calcoaceticus (DNA group 1).
Strain isolated from a hand wash of one of the nursing staff.