Table 3.
Estimation of dietary exposure to each 4 PAHs for whole population
| Type | Teas | Daily consumption (g day−1) | Estimated exposure (ng kg−1 b.w. day−1) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean | P95a | BaA | CHR | ||||||||
| Mean | P95 | Mean | P95 | ||||||||
| LBb | UBc | LB | UB | LB | UB | LB | UB | ||||
| Leached tea | Green | 0.04 | – | 4.80 × 10−4 | 4.80 × 10−4 | 1.79 × 10−3 | 1.79 × 10−3 | ||||
| Solomon’s seal | 0.02 | – | 6.48 × 10−4 | 6.48 × 10−4 | 1.36 × 10−3 | 1.36 × 10−3 | |||||
| Chrysanthemum | 0.04 × 10−2 | – | 0.05 × 10−4 | 0.05 × 10−4 | – | 0.15 × 10−4 | 0.15 × 10−4 | – | |||
| Mate | 0.04 | – | 4.47 × 10−3 | 4.47 × 10−3 | – | 6.42 × 10−3 | 6.42 × 10−3 | – | |||
| Liquid tea | Green | 11.84 | – | 1.42 × 10−2 | 1.42 × 10−2 | – | – | 2.03 × 10−3 | – | ||
| Barley | 0.87 | – | 1.05 × 10−3 | 1.05 × 10−3 | – | – | 1.49 × 10−4 | ||||
| Black | 0.66 | – | 9.06 × 10−4 | 9.06 × 10−4 | – | – | 1.13 × 10−4 | ||||
| Preserved fruit | 0.12 | – | 1.85 × 10−4 | 7.41 × 10−4 | – | 3.29 × 10−4 | 3.29 × 10−4 | ||||
| Solid tea | Adlay | 0.09 | – | 4.01 × 10−4 | 4.01 × 10−4 | – | 4.79 × 10−4 | 4.79 × 10−4 | |||
| Black | 0.03 | – | 1.03 × 10−4 | 1.03 × 10−4 | – | 0.87 × 10−4 | 0.87 × 10−4 | ||||
| Ginger | 0.02 | – | 0.99 × 10−4 | 0.99 × 10−4 | – | 1.20 × 10−4 | 1.20 × 10−4 | ||||
| Herbal | 0.04 | – | 1.99 × 10−4 | 1.99 × 10−4 | – | 2.54 × 10−4 | 2.54 × 10−4 | ||||
| Green | 0.04 | – | 4.80 × 10−4 | 4.80 × 10−4 | – | 2.36 × 10−3 | 2.36 × 10−3 | ||||
| Total | – | 2.38 × 10−2 | 1.32 × 10−2 | 1.55 × 10−2 | |||||||
| Type | Teas | Daily consumption (g day−1) | Estimated exposure (ng kg−1 b.w. day−1) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mean | P95a | BbF | BaP | ||||||||
| Mean | P95 | Mean | P95 | ||||||||
| LB | UB | LB | UB | LB | UB | LB | UB | ||||
| Leached tea | Green | 0.04 | – | 2.63 × 10−3 | 2.63 × 10−3 | 2.83 × 10−3 | 2.83 × 10−3 | ||||
| Solomon’s seal | 0.02 | – | 2.13 × 10−3 | 2.13 × 10−3 | 1.85 × 10−3 | 1.85 × 10−3 | |||||
| Chrysanthemum | 0.04 × 10−2 | – | 0.34 × 10−4 | 0.34 × 10−4 | 0.34 × 10−4 | 0.34 × 10−4 | |||||
| Mate | 0.04 | – | 5.62 × 10−3 | 5.62 × 10−3 | 6.45 × 10−3 | 6.45 × 10−3 | |||||
| Liquid tea | Green | 11.84 | – | 2.03 × 10−3 | 2.03 × 10−3 | 6.09 × 10−3 | 6.09 × 10−3 | ||||
| Barley | 0.87 | – | 5.97 × 10−4 | 5.97 × 10−4 | 4.48 × 10−4 | 4.48 × 10−4 | |||||
| Black | 0.66 | – | 2.26 × 10−4 | 2.26 × 10−4 | 3.40 × 10−4 | 3.40 × 10−4 | |||||
| Preserved fruit | 0.12 | – | 4.12 × 10−4 | 4.12 × 10−4 | 4.73 × 10−4 | 4.73 × 10−4 | |||||
| Solid tea | Adlay | 0.09 | – | 5.87 × 10−4 | 5.87 × 10−4 | 2.47 × 10−4 | 2.47 × 10−4 | ||||
| Black | 0.03 | – | 0.98 × 10−4 | 0.98 × 10−4 | 0.31 × 10−4 | 1.39 × 10−4 | |||||
| Ginger | 0.02 | – | 0.89 × 10−4 | 0.89 × 10−4 | 0.14 × 10−4 | 0.93 × 10−4 | |||||
| Herbal | 0.04 | – | 2.40 × 10−4 | 2.40 × 10−4 | 0.96 × 10−4 | 2.20 × 10−4 | |||||
| Green | 0.04 | – | 2.29 × 10−3 | 2.29 × 10−3 | 1.17 × 10−3 | 1.17 × 10−3 | |||||
| Total | 1.70 × 10−2 | 1.70 × 10−2 | 2.01 × 10−2 | 2.04 × 10−2 | |||||||
aDaily intake of teas at the 95th percentile
bLower bound: the left censored data are regarded as zero
cUpper bound: the left censored data are regarded as LOD