Mean body burden of PCDD/Fs and selected PCBs in zones A (near industry) and C (away from industry) in ng/kg lipid base
| Full sample, mean (SD) | Zone A | Zone C | Difference in means: A − C (95% CI) | |
|---|---|---|---|---|
| *DF = PCDD/Fs. | ||||
| †D = PCDD. | ||||
| ‡F = PCDF. | ||||
| WHO-TEQ (DF+PCB)* | 47.0 (15.3) | 45.3 | 48.6 | −3.3 (−13.2 to 6.7) |
| WHO-TEQ (D)† | 21.1 (6.8) | 20.7 | 21.6 | −1.0 (−5.3 to 3.4) |
| WHO-TEQ (F)‡ | 8.7 (3.1) | 8.4 | 9.1 | −0.7 (−2.7 to 1.3) |
| WHO-TEQ (DF) | 29.9 (9.7) | 29.1 | 30.8 | −1.7 (−8.0 to 4.6) |
| WHO-TEQ (PCB) | 17.1 (6.5) | 16.3 | 17.9 | −1.7 (−5.9 to 2.6) |
| I-TEQ | 26.0 (8.4) | 25.4 | 26.5 | −1.2 (−6.6 to 4.2) |
| PCB 118 | 16200 (9900) | 14000 | 18400 | −440 (−10900 to 1300 |
| PCB 156 | 13100 (4280) | 13200 | 13000 | −200 (−2600 to 3000) |
| PCB 118:156 | 1.3 (0.7) | 1.2 | 1.4 | −0.2 (−0.7 to 0.3) |
| Sample size | 40 | 20 | 20 | |