Research Article
Study on the Relationship between Manganese Concentrations in Rural Drinking Water and Incidence and Mortality Caused by Cancer in Huai’an City
Table 1
The comparison of Mn concentrations in drinking water in Huai’an city.
| Variable | | Mean | Std. | () | |
| Counties | | | | | | Chuzhou county | 57 | 401.15 | 309.76 | 2.92 | 0.06 | Jinhu county | 59 | 574.46 | 701.6 | Xuyi county | 42 | 350.17 | 352.26 | Periods | | | | | | High flow period | 84 | 265.47 | 388.83 | −5.34 | 0.00 | Low flow period | 74 | 664.41 | 544.82 | Sources | | | | | | Surface water | 47 | 506.33 | 362.88 | 5.02 | 0.01 | Shallow groundwater | 55 | 573.64 | 672.47 | Deep groundwater | 56 | 287.83 | 370.25 | All | 158 | 452.32 | 507.76 |
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