Table 3.
Bacteria, molds (Penicillium/Aspergillus), and Clostridium cluster I cell equivalents per gram of dust from vacuum cleaner dust bags
| Sample no. | No. of cell equivalents/g of dusta |
|||||
|---|---|---|---|---|---|---|
| Bacterial content (mean) | SD | Mold content (mean) | SD | Clostridium content (mean) | SD | |
| 1 | 2.67E6 | 1.85E5 | 2.98E7 | 2.05E7 | NA | |
| 3 | 1.62E6 | 1.08E5 | 4.78E6 | 6.45E5 | BD | |
| 4 | 1.02E6 | 1.98E5 | 8.39E7 | 1.56E7 | NA | |
| 5 | 1.59E7 | 1.30E7 | 4.66E7 | 1.09E7 | NA | |
| 7 | 3.84E6 | 3.76E6 | 4.50E7 | 9.68E5 | 2.91E5 | 8.71E3 |
| 9 | 1.26E7 | 3.34E6 | 1.39E7 | 3.52E6 | NA | |
| 10 | 2.04E6 | 2.82E5 | 3.41E6 | 1.19E6 | NA | |
| 12 | 1.39E6 | 7.20E5 | 4.51E7 | 2.07E7 | 6.19E5 | 1.20E5 |
| 13 | 1.79E6 | 5.67E4 | 2.79E6 | 1.52E6 | NA | |
| 14 | 2.91E4 | 0.00E0 | 1.58E6 | 3.02E5 | NA | |
| 15 | 1.52E6 | 2.30E5 | 4.46E6 | 1.20E6 | NA | |
| 17 | 3.44E6 | 1.52E6 | 2.90E6 | 6.71E5 | 1.98E5 | 1.13E4 |
| 18 | 3.44E6 | 6.30E5 | 3.93E6 | 3.08E6 | 1.91E5 | 6.08E4 |
| 19 | 1.47E7 | 8.75E6 | 0 | NA | ||
a
BD, below detection limit; NA, not applicable.