Table 2.
Daily intake of Se, Cd and As from improved rice types and native rice varieties
| Category | Mean (µg/kg) | Daily intake (µg) | Daily intake (µg per kg body weight) | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Se | Cd | As | Se | Cd | As | Se | Cd | As | |
| Wet zone | 30 | 128 | 48 | 8.5 | 36.3 | 13.9 | 0.14 | 0.60 | 0.23 |
| Intermediate zone | 24 | 54 | 38 | 6.8 | 15.3 | 10.9 | 0.11 | 0.25 | 0.18 |
| Dry zone | 44 | 68 | 41 | 12.5 | 19.2 | 11.8 | 0.21 | 0.32 | 0.20 |
| Native rice | 69 | 33 | 74 | 19.5 | 9.47 | 21.2 | 0.32 | 0.16 | 0.35 |
| Sri Lanka | 33 | 85 | 43 | 9.31 | 24.1 | 12.2 | 0.16 | 0.40 | 0.20 |
Daily rice consumption (kg) 0.284 (after Fordyce et al. 2000)
Average body weight of adult: 60 kg