Table 4.
Estimation of dietary exposure to each 4 PAHs for drinker only
| 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 | 2.80 | 7.50 | 3.36 × 10−2 | 3.36 × 10−2 | 9.01 × 10−2 | 9.01 × 10−2 | 1.25 × 10−1 | 1.25 × 10−1 | 3.36 × 10−1 | 3.36 × 10−1 |
| Solomon’s seal | 7.60 | 24.00 | 2.46 × 10−1 | 2.46 × 10−1 | 7.78 × 10−1 | 7.78 × 10−1 | 5.18 × 10−1 | 5.18 × 10−1 | 1.63 | 1.63 | |
| Chrysanthemum | 1.50 | 3.00 | 1.83 × 10−2 | 1.83 × 10−2 | 3.65 × 10−2 | 3.65 × 10−2 | 5.69 × 10−2 | 5.69 × 10−2 | 1.14 × 10−1 | 1.14 × 10−1 | |
| Mate | 2.80 | 7.50 | 3.13 × 10−1 | 3.13 × 10−1 | 8.37 × 10−1 | 8.37 × 10−1 | 4.49 × 10−1 | 4.49 × 10−1 | 1.20 | 1.20 | |
| Liquid tea | Green | 357.40 | 960.00 | 4.29 × 10−1 | 4.29 × 10−1 | 1.15 | 1.15 | – | 6.13 × 10−2 | – | 1.65 × 10−1 |
| Barley | 356.00 | 800.00 | 4.27 × 10−1 | 4.27 × 10−1 | 9.61 × 10−1 | 9.61 × 10−1 | – | 6.11 × 10−2 | – | 1.37 × 10−1 | |
| Black | 274.90 | 600.00 | 3.77 × 10−1 | 3.77 × 10−1 | 8.23 × 10−1 | 8.23 × 10−1 | – | 4.72 × 10−2 | – | 1.03 × 10−1 | |
| Preserved fruit | 41.00 | 73.50 | 6.32 × 10−2 | 2.53 × 10−1 | 1.13 × 10−1 | 4.54 × 10−1 | 1.13 × 10−1 | 1.13 × 10−1 | 2.02 × 10−1 | 2.02 × 10−1 | |
| Solid tea | Adlay | 20.00 | 40.00 | 8.92 × 10−2 | 8.92 × 10−2 | 1.78 × 10−1 | 1.78 × 10−1 | 1.06 × 10−1 | 1.06 × 10−1 | 2.13 × 10−1 | 2.13 × 10−1 |
| Black | 17.30 | 42.00 | 5.93 × 10−2 | 5.93 × 10−2 | 1.44 × 10−1 | 1.44 × 10−1 | 5.04 × 10−2 | 5.04 × 10−2 | 1.22 × 10−1 | 1.22 × 10−1 | |
| Ginger | 10.10 | 22.10 | 5.02 × 10−2 | 5.02 × 10−2 | 1.10 × 10−1 | 1.10 × 10−1 | 6.06 × 10−2 | 6.06 × 10−2 | 1.33 × 10−1 | 1.33 × 10−1 | |
| Herbal | 23.00 | 31.20 | 1.14 × 10−1 | 1.14 × 10−1 | 1.55 × 10−1 | 1.55 × 10−1 | 1.46 × 10−1 | 1.46 × 10−1 | 1.98 × 10−1 | 1.98 × 10−1 | |
| Green | 2.80 | 7.50 | 3.36 × 10−2 | 3.36 × 10−2 | 9.01 × 10−2 | 9.01 × 10−2 | 1.65 × 10−1 | 1.65 × 10−1 | 4.43 × 10−1 | 4.43 × 10−1 | |
| Total | 2.25 | 2.44 | 5.47 | 5.81 | 1.79 | 1.96 | 4.59 | 5.00 | |||
| 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 | 2.80 | 7.50 | 1.84 × 10−1 | 1.84 × 10−1 | 4.93 × 10−1 | 4.93 × 10−1 | 1.98 × 10−1 | 1.98 × 10−1 | 5.31 × 10−1 | 5.31 × 10−1 |
| Solomon’s seal | 7.60 | 24.00 | 8.11 × 10−1 | 8.11 × 10−1 | 2.56 | 2.56 | 7.03 × 10−1 | 7.03 × 10−1 | 2.22 | 2.22 | |
| Chrysanthemum | 1.50 | 3.00 | 1.28 × 10−1 | 1.28 × 10−1 | 2.55 × 10−1 | 2.55 × 10−1 | 1.29 × 10−1 | 1.29 × 10−1 | 2.58 × 10−1 | 2.58 × 10−1 | |
| Mate | 2.80 | 7.50 | 3.93 × 10−1 | 3.93 × 10−1 | 1.05 | 1.05 | 4.51 × 10−1 | 4.51 × 10−1 | 1.21 | 1.21 | |
| Liquid tea | Green | 357.40 | 960.00 | 6.13 × 10−2 | 6.13 × 10−2 | 1.65 × 10−1 | 1.65 × 10−1 | 1.84 × 10−1 | 1.84 × 10−1 | 4.94 × 10−1 | 4.94 × 10−1 |
| Barley | 356.00 | 800.00 | 2.44 × 10−1 | 2.44 × 10−1 | 5.49 × 10−1 | 5.49 × 10−1 | 1.83 × 10−1 | 1.83 × 10−1 | 4.12 × 10−1 | 4.12 × 10−1 | |
| Black | 274.90 | 600.00 | 9.43 × 10−2 | 9.43 × 10−2 | 2.06 × 10−1 | 2.06 × 10−1 | 1.41 × 10−1 | 1.41 × 10−1 | 3.09 × 10−1 | 3.09 × 10−1 | |
| Preserved fruit | 41.00 | 73.50 | 1.41 × 10−1 | 1.41 × 10−1 | 2.52 × 10−1 | 2.52 × 10−1 | 1.62 × 10−1 | 1.62 × 10−1 | 2.90 × 10−1 | 2.90 × 10−1 | |
| Solid tea | Adlay | 20.00 | 40.00 | 1.30 × 10−1 | 1.30 × 10−1 | 2.61 × 10−1 | 2.61 × 10−1 | 5.49 × 10−2 | 5.49 × 10−2 | 1.10 × 10−1 | 1.10 × 10−1 |
| Black | 17.30 | 42.00 | 5.64 × 10−2 | 5.64 × 10−2 | 1.37 × 10−1 | 1.37 × 10−1 | 1.78 × 10−2 | 8.01 × 10−2 | 4.32 × 10−2 | 1.95 × 10−1 | |
| Ginger | 10.10 | 22.10 | 4.50 × 10−2 | 4.50 × 10−2 | 9.86 × 10−2 | 9.86 × 10−2 | 6.93 × 10−3 | 4.68 × 10−2 | 1.52 × 10−2 | 1.02 × 10−1 | |
| Herbal | 23.00 | 31.20 | 1.38 × 10−1 | 1.38 × 10−1 | 1.87 × 10−1 | 1.87 × 10−1 | 5.52 × 10−2 | 1.26 × 10−1 | 7.49 × 10−2 | 1.71 × 10−1 | |
| Green | 2.80 | 7.50 | 1.60 × 10−1 | 1.60 × 10−1 | 4.28 × 10−1 | 4.28 × 10−1 | 8.16 × 10−2 | 8.16 × 10−2 | 2.19 × 10−1 | 2.19 × 10−1 | |
| Total | 2.59 | 2.59 | 6.64 | 6.64 | 2.37 | 2.54 | 6.19 | 6.52 | |||
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