Table 6: Rounding magnitude summary: Percentages of rounded RfDo and RfCi universes with noteworthy magnitude increases or decreases.

Toxicity factor

RfD and RfC rounding manifestation

Toxicity factor increased or decreased by 10% or more

Toxicity factor increased or decreased by 20% or more

Toxicity factor increased or decreased by 30% or more

RfDo

51.6

21.8

5.6

RfCi

47.5

17.5

2.5