Table 3.
Percent recovery (%) | Limit of detection (CFU/ml) | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Saponin alone | Saponin + 1 Wash | Saponin + 2 washes | Saponin alone | Saponin +1 wash | Saponin + 2 washes | |||||||
Organism | SC1 | SC3 | SC5 | SC1 | SC3 | SC5 | SC1 | SC3 | SC5 | |||
E. coli | 82.8 | 100 | 73.7 | 24.8 | 0 | 0 | 32.3 | 51.7 | 15.5 | 102 | 104 | 103 |
E. hormaechei | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 10 | 10 | 10 |
N. flava | 100 | 100 | 23.4 | 100 | 100 | 75.6 | 100 | 100 | 37.8 | 105 | 104 | 104 |
M. luteus | 100 | 68.7 | 8.0 | 100 | 6.9 | 0 | 20.1 | 0 | 0 | 102 | 10 | 10 |
S. epidermidis | 100 | 100 | 100 | 100 | 100 | 39.6 | 100 | 100 | 100 | 10 | 10 | 10 |
S. aureus | 100 | 100 | 39.3 | 100 | 100 | 31.7 | 100 | 100 | 100 | 10 | 10 | 10 |
S. intermedius | 100 | 100 | 100 | 100 | 100 | 19.9 | 100 | 100 | 100 | 10 | 10 | 10 |
S. pneumoniae | 100 | 100 | 0 | 96.9 | 100 | 0 | 100 | 100 | 100 | 102 | 102 | 10 |
F. necrophorum a | 0 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 102 | 103 | 104 |
P. melaninogenica a | 100 | 100 | 0 | 100 | 0 | 0 | 0 | 0 | 0 | 102 | 102 | 102 |
aBased on recovery alone (Fig. 3) not in SC