Table 2: Rounding analysis summary statistics for the chemical universe considered.
|
RfDo |
RfCi |
Number of chemicals with a rounded toxicity factor |
124 (50.6% of universe) |
40 (87% of universe) |
% of ‘rounded up’ toxicity factors |
58.1 |
55.0 |
% of ‘rounded down’ toxicity factors |
41.9 |
45.0 |
|
||
Magnitude range of ‘rounded up’ toxicity factors |
0.55% - 33.3% |
2.04% - 25.0% |
Arithmetic mean of the degree of toxicity factor rounding (absolute values considered) |
13.3% |
12.1% |
|
||
Magnitude range of ‘rounded down’ toxicity factors |
3.61% - 30.07% |
3.03% - 31.03% |
Arithmetic mean of the degree of toxicity factor rounding (absolute values considered) |
11.4% |
11.7% |