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Table 2 Distribution of Legionella species by serogroup and concentration (cfu/L)

From: Legionella control in the water system of antiquated hospital buildings by shock and continuous hyperchlorination: 5 years experience

Legionella serotype < 102 UFC/L ≥ 102 < 103 UFC/L ≥ 103 < 104 UFC/L ≥ 104 UFC/L Total
Legionella pneumophlia sg. 1 4 (22.2%) 8 (44.4%) 6 (33.3%) 0 18 (17.6%)
Legionella pneumophila sg. 2-14 2 (6.9%) 10 (34.5%) 11 (37.9%) 6 (20,7%) 29 (28.4%)
Legionella other species 34 (61.8%) 15 (27.3%) 5 (9.1%) 1 (1.8%) 55 (53.9%)
Total 40 (39.2%) 33 (32.3%) 22 (21.6%) 7 (6.9%) 102