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LODs and the number of urine samples [no. (%)] above or below the LODs for five common pyrethroid metabolites for 724 urine samples collected from 23 children for a 15-day study period.
| PBA | FPBA | cis-DCCA | trans-DCCA | DBCA | |
|---|---|---|---|---|---|
| Detected | 596 (82) | 15 (2) | 252 (35) | 517 (71) | 14 (2) |
| < LOD | 23 (3) | 41 (6) | 22 (3) | 50 (7) | 15 (2) |
| Nondetected | 105 (15) | 668 (92) | 450 (62) | 157 (22) | 695 (96) |
| LOD (μg/L) | 0.1 | 0.2 | 0.2 | 0.4 | 0.1 |
