Volume 10, Number 5—May 2004
Research
Virulence Factors for Hemolytic Uremic Syndrome, Denmark1
Steen Ethelberg*
, Katharina E. P. Olsen*, Flemming Scheutz*†, Charlotte Jensen*, Peter Schiellerup*, Jørgen Engberg*, Andreas Munk Petersen*, Bente Olesen*, Peter Gerner-Smidt*, and Kåre Mølbak*
, Katharina E. P. Olsen*, Flemming Scheutz*†, Charlotte Jensen*, Peter Schiellerup*, Jørgen Engberg*, Andreas Munk Petersen*, Bente Olesen*, Peter Gerner-Smidt*, and Kåre Mølbak*
Table 2
Number of isolates, instances of bloody diarrhea, virulence factors, and median age for O groups among 21 patients with hemolytic uremic syndrome
| O group | No. of isolates | Bloody diarrhea | eae- positive | stx1-positive | stx2-positive | ehxA-positive | Median age |
|---|---|---|---|---|---|---|---|
| O157 | 11 | 8 | 11 | 0 | 11 | 10 | 4 |
| O 26 | 3 | 2 | 3 | 0 | 3 | 2 | 1 |
| O111 | 2 | 2 | 2 | 2 | 2 | 1 | 1 |
| O103 | 1 | 1 | 1 | 1 | 0 | 1 | 1 |
| O121 | 1 | 0 | 1 | 0 | 1 | 1 | 1 |
| O137 | 1 | 0 | 1 | 0 | 1 | 1 | 3 |
| O145 | 1 | 1 | 1 | 0 | 1 | 1 | 2 |
| O165 | 1 | 1 | 1 | 0 | 1 | 0 | 0 |
| All | 21 | 15 | 21 | 3 | 20 | 17 | 1 |
1Presented in part at the VTEC2003, 5th International Symposium on “Shiga Toxin (Verocytotoxin) Producing Escherichia coli Infections,” Edinburgh, Scotland, June 2003 (abstract O-6).
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