Table 1.
Sample characteristics
| Variable | No. (%) |
|---|---|
| Subjects (n = 312) | |
| Male | 138 (44.2) |
| Female | 174 (55.8) |
| House type | |
| Soil wall and tin roof | 29 (9.3) |
| Corrugated tin wall and roof | 173 (55.4) |
| Brick wall and tin roof | 110 (35.3) |
| Occupation of household heada | |
| Wage labor | 66 (21.2) |
| Farmer | 97 (31.1) |
| Businessman | 72 (23.1) |
| Paid jobs | 58 (18.6) |
| Other | 19 (6.1) |
| Income of household head | |
| Low | 122 (39.1) |
| Low–medium | 134 (42.9) |
| Medium | 56 (17.9) |
| Education of household head | |
| Illiterate | 59 (18.9) |
| Primary | 108 (34.6) |
| Secondary | 116 (37.2) |
| Higher secondary and above | 29 (9.3) |
| Arsenic concentrations, mean (range) | |
| In water, [As]w (μg/L) | 71.7 (0.8–621.9) |
| In urine, [As]u (μg/L) | 205.3 (6–2,794) |
aBoth father and mother are wage laborers (n = 3)