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Serum MC-LR levels according to exposure group.
| MC-LR detection | Unexposed | Low exposed | High exposed | p-Value | ||||
|---|---|---|---|---|---|---|---|---|
| Serum samples detected (n) | 54 | 57 | 62 | – | ||||
| MC-LR–positive [n (%)] | 1 (1.9) | 48 (84.2) | 57 (91.9) | 0.001a | ||||
| Mean (mean ± SD)b | < LODc | 0.4 ± 0.1 | 1.3 ± 0.2 | 0.04d | ||||
| aChi-square test. bMicrograms MC-LReq/L. cLOD = 0.1 μg/L. dKruskal–Wallis test. | ||||||||
