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. Author manuscript; available in PMC: 2024 Dec 1.
Published in final edited form as: Regul Toxicol Pharmacol. 2023 Oct 21;145:105500. doi: 10.1016/j.yrtph.2023.105500

Table 5.

Percentiles of the unweighted and weighted REP distributions where the WHO 2005; 1998 TEFs fall.

Congener WHO 2005 TEF WHO 1998 TEF Unweighted model Weighted model


WHO 2005 TEF % ile WHO 1998 TEF % ile WHO 2005 TEF % ile WHO 1998 TEF % ile

1234678HpCDD 0.01 0.01 30% 30% 41% 41%
1234678HpCDF 0.01 0.01 7% 7% 14% 14%
1234789HpCDF 0.01 0.01 21% 21% 28% 28%
123478HxCDD 0.1 0.1 71% 71% 83% 83%
123478HxCDF 0.1 0.1 38% 38% 60% 60%
123678HxCDD 0.1 0.1 74% 74% 68% 68%
123678HxCDF 0.1 0.1 94% 94% 93% 93%
123789HxCDD 0.1 0.1 91% 91% 87% 87%
123789HxCDF 0.1 0.1 39% 39% 42% 42%
12378PeCDD 1 1 100% 100% 100% 100%
12378PeCDF 0.03 0.05 23% 73% 49% 91%
234678HxCDF 0.1 0.1 51% 51% 62% 62%
23478PeCDF 0.3 0.5 87% 100% 100% 100%
OCDD 3E-04 1E-04 17% 1% 25% 3%
OCDF 3E-04 1E-04 64% 9% 86% 30%
PCB105 3E-05 1E-04 1% 76% 10% 94%
PCB114 3E-05 5E-04 0% 52% 0% 55%
PCB118 3E-05 1E-04 8% 95% 42% 99%
PCB123 3E-05 1E-04 27% 83% 31% 79%
PCB126 0.1 0.1 94% 94% 69% 69%
PCB156 3E-05 5E-04 0% 96% 0% 99%
PCB157 3E-05 5E-04 0.025% 80% 0.125% 70%
PCB167 3E-05 1E-05 75% 30% 71% 34%
PCB169 0.03 0.01 100% 66% 100% 58%
PCB189 3E-05 1E-04 61% 95% 47% 89%
PCB77 1E-04 1E-04 0% 0% 0% 0%
PCB81 3E-04 1E-04 0% 0% 0.025% 0%
TCDF 0.1 0.1 91% 91% 94% 94%