Table 5.
Dietary arsenic intake a from water (μg·day−1) and food (μg·day−1, ww), along with t-As in urine (ng·mL−1) for each interviewee.
| Interviewee | As intake in drinking water b (μg·day−1) | i-As intake in food (μg·day−1) | Total i-As intake (drinking water+food) (μg·day−1) | Percentage of drinking water support (%) | t-As in urine c (ng·mL−1) |
|---|---|---|---|---|---|
| 1 | 125 | 56.0 | 181.0 | 69.1 | 78 |
| 2 | 396 | 140.0 | 536.0 | 73.9 | 153 |
| 3 | 351 | 231.0 | 582.0 | 60.3 | 416 |
| 4 | 311 | 115.7 | 426.7 | 72.9 | 111 |
| 5 | 513 | 124.6 | 637.6 | 80.5 | 459 |
| 6 | 378 | 330.6 | 708.6 | 53.3 | 256 |
| 7 | 290 | 121.0 | 411.0 | 70.6 | 365 |
| 8 | 260 | 23.2 | 283.2 | 91.8 | 149 |
| 9 | 440 | 930.1 | 1370.1 | 32.1 | 292 |
| 10 | 380 | 901.6 | 1281.6 | 29.7 | 116 |
| 11 | 312 | 194.4 | 506.4 | 61.6 | 112 |
| 12 | 350 | 954.5 | 1304.5 | 26.8 | 272 |
| 13 | 299 | 340.2 | 639.2 | 46.8 | 105 |
| 14 | 396 | 140.0 | 536.0 | 73.9 | 122 |
| 15 | 267 | 92.8 | 359.8 | 74.2 | 84 |
| 16 | 504 | 358.4 | 862.4 | 58.4 | 294 |
| 17 | 378 | 51.3 | 429.3 | 88.1 | 176 |
| 18 | 416 | 32.0 | 448.0 | 92.9 | 85 |
| 19 | 265 | 129.6 | 394.6 | 67.2 | 387 |
| 20 | 550 | 119.0 | 669.0 | 82.2 | 347 |
| Range | 125–550 | 23.2–954.5 | 181–1370 | 26.8–92.9 | 78–459 |
| Mean ± SD | 359.1 ± 100 | 269.3 ± 300.3 | 628.4 ± 335.4 | 65.3 ± 19.5 | 219 ± 125.8 |
| Median | 364.5 | 134.8 | 536.0 | 68.2 | 164.5 |
Notes: a daily intake reference value for i-As: 149.8 µg i-As day−1 for > 20 age group; b including hot beverages, soup and juice: c t-As in urine (ng·mL−1) which include inorganic arsenic (AsIII + AsV) and organoarsenicals Controls: 24 ± 12.8 (n = 3).