TABLE 4.
Summary of incidents involving cross-contamination
| Incident | No. of:
|
VNTR profile of potential contaminants | ||
|---|---|---|---|---|
| Specimens processeda | Positive cultures (patientsb) | False-positive cultures (patientsc) | ||
| A | 19 | 4 (4) | 3 (3) | 22532 |
| B | 34 | 10 (9) | 7 (6) | 12533 |
| C | 48d | 11 (8) | 9 (7) | 74265 |
| D | 12 | 2 (2) | 1 (1) | 42453 |
| E | 16 | 3 (3) | 2 (2) | 42453 |
| F | 30 | 9 (7) | 5 (5) | 32533 |
| G | 34 | 5 (3) | 1 (1) | 42234 |
| H | 21 | 8 (5) | 4 (3) | 42234 |
| I | 33 | 5 (2) | 2 (1) | 32433 |
a
During a contamination episode.
b
Number of patients with positive cultures.
c
Number of patients with false-positive cultures.
d
Specimens were processed over two consecutive days.