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Table 3 Association of arsenic concentration with type 2 diabetes

From: Association between type 2 diabetes and chronic arsenic exposure in drinking water: A cross sectional study in Bangladesh

  Type 2 Diabetes
No. of cases OR* 95% CI
Arsenic concentration (μg/L)
≤50 33 1.0 -
>50 56 2.1 1.3 – 3.2
Lowest quartile: < 22 19 1.0 -
2nd quartile: 23 - 32 14 1.1 0.5 – 2.3
3rd quartile: 33 – 261 26 1.7 0.5 – 3.2
Highest quartile: ≥262 30 1.9 1.1 – 3.5
P for trend <0.01
  1. * Adjusted for participant’s age, sex, education, BMI, and family history of diabetes.
  2. Reference category.
  3. Cuzick's nonparametric test for trend across ordered groups; all four groups were used in trend test.