Predictors | Direct Method | Indirect Method | Variable Method |
---|---|---|---|
 | IRR [SE] | IRR [SE] | IRR [SE] |
Arsenic Exposurea | Â | Â | Â |
   0.05-0.08 mg/L | -0.029 [0.021] | -0.023 [0.017] | -0.016 [0.010] |
   0.09-0.16 mg/L | 0.056 [0.030] | 0.042 [0.024] | 0.022 [0.013] |
   0.17-0.32 mg/L | -0.054 [0.039] | -0.031 [0.032] | -0.012 [0.017] |
   0.33-0.64 mg/L | 0.035 [0.045] | 0.021 [0.036] | 0.007 [0.020] |
   > 0.64 mg/L | 0.274 [0.036] | 0.228 [0.029] | 0.115 [0.016] |
Urbanization Indexb | 0.167 [0.046] | 0.134 [0.037] | 0.169 [0.040] |
Cigarette Salec | -0.047 [0.104] | -0.026 [0.084] | -0.006 [0.046] |
Aged | Â | Â | Â |
   20-29 years | NAe | NA | 0.021 [0.019] |
   30-39 years | NA | NA | -0.050 [0.026] |
   40-49 years | NA | NA | -0.014 [0.035] |
   50-59 years | NA | NA | -0.041 [0.028] |
   60-69 years | NA | NA | 0.014 [0.028] |
   > 69 years | NA | NA | 0.037 [0.040] |
p Value for the Modelf | < 0.001 | < 0.001 | < 0.001 |