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Sample positivity comparison by culture and PCR methodsa
| Water sample type | No. of culture-positive samples/no. studied (%) | No. of PCR-positive samples/no. studied (%) |
|---|---|---|
| Cooling tower (study 1) | 9/36 (25) | 36/36 (100) |
| Hot water (study 1) | 55/128 (43) | 117/128 (91) |
| Hot water (study 2) | 41/92 (45) | 76/92 (83) |
As reported by Joly et al. (2).
