Table 6.
Effectiveness of the MH decontamination method in inactivating viable MS2 virus on hydrophilic sample-G FFRs
| Steam decon time (min) | Liquid droplet deposition | Vapor deposition | Aerosol deposition | |||
|---|---|---|---|---|---|---|
|
|
|
|
||||
| MS2 recovered (log) | ED* | MS2 recovered (log) | ED* | MS2 recovered (log) | ED* | |
|
| ||||||
| 0 (control) | 5.93 ± 0.21 | Not determined | 6.18 ±0.16 | Not determined | 6.16 ±0.09 | Not determined |
| 5 | 5.41 ± 0.36 | 0.52 ± 0.30 | 5.33 ± 0.23 | 0.85 ± 0.30 | 5.23 ±0.16 | 0.93 ± 0.26 |
| 10 | 4.69 ± 0.21 | 1.24 ± 0.29 | 4.37 ± 0.46 | 1.81 ± 0.38 | 4.27 ± 0.25 | 1.89 ± 0.38 |
| 15 | 3.97 ± 0.22 | 1.96 ± 0.47 | 3.79 ± 0.31 | 2.39 ± 0.29 | 3.71 ± 0.24 | 2.45 ± 0.30 |
| 20 | 3.39 ± 0.31 | 2.54 ± 0.39 | 3.19 ±0.12 | 2.99 ± 0.36 | 3.14 ±0.13 | 3.02 ± 0.29 |
| 25 | 2.62 ± 0.29 | 3.31 ± 0.10 | 2.51 ± 0.23 | 3.67 ± 0.29 | 2.36 ± 0.28 | 3.80 ± 0.28 |
| 30† | 0.29 ± 0.53 | 5.12 ± 0.39 | 0.67 ± 0.53 | 5.51 ± 0.39 | 041 ± 0.24 | 5.75 ± 0.32 |
Mean ED ± RSD (n = 3).
30 min: at 30 min decontamination time, 93% of our experiments yielded to levels below minimum detection limit.