Table 6
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Skip the menu of subheadings on this page.This is a paper for discussion. This does not represent the views of the Committee and should not be cited.
Table 6: Chronic exposure
Chronic exposure to sum of T-2 and HT-2 from unprocessed oat grains, unprocessed wheat grains, and unprocessed barley grains based on DNSYIC and NDNS years 1-11 consumption data and occurrence data collected from the FSA call for evidence (µg/kg bw/day; LB-UB).
Infants (4-18 months) (n=2683)
Food groups |
Count of T-2 HT-2 data call samples (n) |
Median T-2/HT-2 concentration µg/kg LB-UB |
Mean* |
P97.5* |
Unprocessed oats** |
4083 |
170.44 |
0.047 |
0.29 |
Unprocessed wheat grains |
192 |
0 -10.00 |
0-0.0091 |
0-0.031 |
Unprocessed barley grains |
105 |
0 -10.00 |
0-0.00010 |
0-0.00055 |
All grains sum |
NA |
NA |
0-0.056 |
0-0.29 |
Toddlers (1.5-3 years) (n=1157)
Food groups |
Count of T-2 HT-2 data call samples (n) |
Median T-2/HT-2 concentration µg/kg LB-UB |
Mean* |
P97.5* |
Unprocessed oats** |
4083 |
170.44 |
0.044 |
0.28 |
Unprocessed wheat grains |
192 |
0 -10.00 |
0-0.016 |
0-0.040 |
Unprocessed barley grains |
105 |
0 -10.00 |
0- 0.00013 |
0- 0.0011 |
All grains sum |
NA |
NA |
0-0.061 |
0-0.29 |
Children (4-10 years) (n=2537)
Food groups |
Count of T-2 HT-2 data call samples (n) |
Median T-2/HT-2 concentration µg/kg LB-UB |
Mean* |
P97.5*
|
Unprocessed oats** |
4083 |
170.44 |
0.028 |
0.17 |
Unprocessed wheat grains |
192 |
0 -10.00 |
0-0.015 |
0- 0.036 |
Unprocessed barley grains |
105 |
0 -10.00 |
0- 0.00010 |
0- 0.00082 |
All grains sum |
NA |
NA |
0-0.044 |
0-0.20 |
Older Children (11-18 years) (n=2657)
Food groups |
Count of T-2 HT-2 data call samples (n) |
Median T-2/HT-2 concentration µg/kg LB-UB |
Mean* |
P97.5* |
Unprocessed oats** |
4083 |
170.44 |
0.011 |
0.076 |
Unprocessed wheat grains |
192 |
0 -10.00 |
0-0.0089 |
0-0.022 |
Unprocessed barley grains |
105 |
0 -10.00 |
0- 0.00017 |
0- 0.00052 |
All grains sum |
NA |
NA |
0-0.020 |
0-0.089 |
Adults (19-64 years) (n=5094)
Food groups |
Count of T-2 HT-2 data call samples (n) |
Median T-2/HT-2 concentration µg/kg LB-UB |
Mean* |
P97.5* |
Unprocessed oats** |
4083 |
170.44 |
0.014 |
0.095 |
Unprocessed wheat grains |
192 |
0 -10.00 |
0-0.0056 |
0-0.015 |
Unprocessed barley grains |
105 |
0 -10.00 |
0-0.0039 |
0- 0.052 |
All grains sum |
NA |
NA |
0-0.023 |
0-0.12 |
Elderly (65+ years) (n=1538)
Food groups |
Count of T-2 HT-2 data call samples (n) |
Median T-2/HT-2 concentration µg/kg LB-UB |
Mean* |
P97.5* |
Unprocessed oats** |
4083 |
170.44 |
0.020 |
0.10 |
Unprocessed wheat grains |
192 |
0 -10.00 |
0-0.0048 |
0-0.012 |
Unprocessed barley grains |
105 |
0 -10.00 |
0-0.0054 |
0-0.071 |
All grains sum |
NA |
NA |
0-0.030 |
0-0.15 |
Adult Vegetarians / Vegans (19-64 years) (n=170)
Food groups |
Count of T-2 HT-2 data call samples (n) |
Median T-2/HT-2 concentration µg/kg LB-UB |
Mean* |
P97.5* |
Unprocessed oats** |
4083 |
170.44 |
0.024 |
0.14 |
Unprocessed wheat grains |
192 |
0 -10.00 |
0-0.0063 |
0-0.015 |
Unprocessed barley grains |
105 |
0 -10.00 |
0-0.0036 |
0-0.035 |
All grains sum |
NA |
NA |
0-0.034 |
0-0.15 |
Women of Childbearing age (16-49 years) (n=2556)
Food groups |
Count of T-2 HT-2 data call samples (n) |
Median T-2/HT-2 concentration µg/kg LB-UB |
Mean* |
P97.5* |
Unprocessed oats** |
4083 |
170.44 |
0.012 |
0.081 |
Unprocessed wheat grains |
192 |
0 -10.00 |
0-0.0057 |
0-0.014 |
Unprocessed barley grains |
105 |
0 -10.00 |
0- 0.00061 |
0-0.0010 |
All grains sum |
NA |
NA |
0-0.019 |
0-0.093 |
*Estimates have been rounded to 2 significant figures.
**Unprocessed oat grains – oat grains without processing (raw primary commodity (RPC)).
LB - Lower bound: values below the limit of quantification (LOQ) are treated as zero; UB - Upper bound: values below the LOQ are treated as at the LOQ.
** If single value is shown, it indicates that the exposures are based on detected values above the LOQ.