Table 1.
Legionella from air and water samples by culturable and molecular investigations.
| Air | Water | ||||
|---|---|---|---|---|---|
| Culturable Investigation | Molecular Investigation | Culturable Investigation | |||
| Healthcare Facilities (No.) | Active (cfu/m3) | Passive (IMA) | Active (GU/100 mL) | (cfu b/L) | |
| SAS | Coriolis | Coriolis | |||
| 1 | Lpn sg 10 (1) | 0 | Lpn sg 10 (1) | 7947.25 a (4363.5) | Lpn sg 10 (11,333.3) |
| 2 | 0 | 0 | 0 | 0 a (0) | Lpn sg 1 (5500) |
| 3 | 0 | 0 | 0 | 0 a (0) | Lpn sg 1 (833.3) |
| 4 | 0 | 0 | 0 | 415.9 a (333.95) | Lpn sg 3 (3166.7) |
| 5 | Lpn sg 1 (1) | 0 | Lpn sg 1 + 7 (2.25) | 839.5 a (2818.5) | Lpn sg 1 + 3 + 7 (27,333.3) |
| 6 | 0 | 0 | 0 | 0 a (95.75) | Lpn sg 3 (9133.3) |
| 7 | Lpn sg 1 (1) | 0 | 0 | 0 a (27.75) | Lpn sg 1 + 6 (6166.7) |
| 8 | 0 | 0 | 0 | 3942 a (3444) | Lpn sg 3 (5283.3) |
| 9 | 0 | 0 | 0 | 656.95 a (2074.4) | Lpn sg 3 (4966.7) |
| 10 | 0 | 0 | 0 | 0 a (0) | Lpn sg 7 (1033.3) |
| 11 | 0 | 0 | Lpn sg 3 (2) | 288.032 a (978.449) | Lpn sg 3 (17,566.7) |
a median (interquartile range); b daily mean values; cfu = colony-forming units; IMA = Index Microbial Air; GU = Genomic Units; SAS = Surface Air System.