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Comparative distribution of Legionella species between water in cooling towers and hot water in hospitals (n = 145)
| Sample source | No. (%) of Legionella isolates |
No. (%) of L. pneumophila isolates |
||||
|---|---|---|---|---|---|---|
| Total | L. pneumophila | Non-L. pneumophila | Total | sg 1 | Non-sg 1 | |
| Cooling tower water | 125 | 73 (94.8) | 4 (5.2) | 73 | 39 (53.4) | 34 (46.6) |
| Hot water | 20 | 52 (76.5) | 16 (23.5) | 52 | 22 (42.3) | 30 (57.7) |
| Total | 145 | 125 (86.2) | 20 (13.8) | 125 | 61 (64) | 64 (51.2) |
