Parameters | Categories | n | Liver Enzyme Activity (U/L) (Mean ± SD) | ||
---|---|---|---|---|---|
 |  |  | ALP | AST | ALT |
Arsenic in drinking water | ≤ 10 μg/L | 38 | 83.37 ± 24.27 | 34.67 ± 7.42 | 24.23 ± 7.91 |
 | 10.1 - 50 μg/L | 21 | 90.47 ± 18.14 | 35.86 ± 8.00 | 26.92 ± 8.41 |
 | > 50 μg/L | 141 | 107.75 ± 31.48a, b | 41.45 ± 17.42 a, b | 34.01 ± 24.26 a, b |
p-value | Â | Â | < 0.01a, < 0.01b | < 0.01a, 0.05b | < 0.01a, < 0.05b |