Table 3.
Comparison between Legionella counts (CFU/l) of concordant positive samples
| No. (%) of samples |
MWY agar | BCYEα + AB agar | |||||
|---|---|---|---|---|---|---|---|
| Geometric mean |
Median | Range | Geometric mean |
Median | Range | ||
| Higher counts on MWY | 37 (34.3%) | 1.7 × 103 | 1.6 × 103 | 2.0 × 102 - 1.7 × 104 | 1.0 × 103 | 9.0 × 102 | 5.0 × 101 - 1.6 × 104 |
| Higher counts on BCYEα + AB | 56 (51.8%) | 8.1 × 102 | 9.5 × 102 | 5.0 × 101 - 8.3 × 103 | 1.3 × 103 | 1.2 × 103 | 1.0 × 102 - 1.7 × 104 |
| Counts on MWY agar = counts on on BCYEα AB | 15 (13.9%) | 6.1 × 102 | 3.0 × 102 | 5.0 × 101 - 3.3 × 105 | 6.1 × 102 | 3.0 × 102 | 5.0 × 101 - 3.3 × 105 |