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Frequency of the esp gene among E. faecalis isolates
| Source | No. of isolates witha:
|
Total no. of isolates | |
|---|---|---|---|
| esp present | esp absent | ||
| Endocarditis | 14 | 19 | 33 |
| Blood | 29 | 71 | 100 |
| Stool | 1 | 33 | 34 |
The presence of the esp gene was assessed by PCR as described in Materials and Methods (P < 0.001 by chi-square testing).
