Table 5.
Estimated airborne disinfectant concentration(μg/m3) by the type of disinfectant
| Group | No | Mean(SD) , μg/m3 (× 103) |
Guanidine quartile distribution, μg /m3(× 103) |
No | Mean(SD), , μg/m1 |
Non-guanidine quartile distribution, μg/m3 |
|||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 25th | 50th | 75th | 25th | 50th | 75th | ||||||
| Pregnant women | |||||||||||
| Lung disease patients | 37 | 1.0(1.6) | 0.3 | 0.5 | 1.1 | ||||||
| Non-patients | 8 | 0.4(0.3) | 0.2 | 0.4 | 0.7 | 1 | 75 | 75 | 75 | 75 | |
| <= 6 years old | |||||||||||
| Lung disease patients | 146 | 0.9(1.7) | 0.4 | 0.6 | 1.1 | 10 | 84(43) | 59 | 79 | 130 | |
| Non-patients | 51 | 0.8(0.8) | 0.4 | 0.5 | 0.7 | 2 | 53(31) | 31 | 53 | 75 | |
| 7 through 18 years old | |||||||||||
| Lung disease patients | 7 | 1.3(1.7) | 0.5 | 0.6 | 1.2 | 4 | 64(74) | 59 | 62 | 70 | |
| Non-patients | 11 | 0.8(0.5) | 0.5 | 0.7 | 0.9 | ||||||
| >18 years old | |||||||||||
| Lung disease patients | 120 | 0.8(0.8) | 0.3 | 0.6 | 1.0 | 21 | 85(77) | 32 | 63 | 100 | |
| Non-patients | 188 | 0.8(0.8) | 0.4 | 0.5 | 1.1 | 22 | 88(67) | 48 | 75 | 95 | |
|
| |||||||||||
| Totala | |||||||||||
| Lung disease patients | 310 | 0.9(1.4) | 0.3 | 0.6 | 1.0 | 35 | 82(64) | 36 | 63 | 100 | |
| Non-patients | 258 | 0.8(0.7) | 0.4 | 0.5 | 0.9 | 25 | 85(64) | 48 | 74 | 88 | |
a
include the number with no information on the type of disinfectant (29 for patient and 20 for non-patient group)