Table 1.
Country of origin | No. of samples | No. of positive samples (%) |
CI 95% ofpositive %2 | |
---|---|---|---|---|
Detectionmethod | Enumerationmethod1 | |||
Estonia | 163 | 3 (1.8) | 0 (0) | 0–5.3 |
Latvia | 133 | 49 (36.8) | 11 (8.3) | 28.6–45.6 |
Lithuania | 133 | 89 (66.9) | 70 (52.3) | 58.2–74.8 |
Total | 429 | 141 (32.9) | 81 (18.9) | 28.4–37.5 |
Samples with both positive detection and positive enumeration result, the threshold of 100 CFU/g.
Confidence interval is given for detection method results.