. 2014 Jun 27;122(10):1088–1094. doi: 10.1289/ehp.1307756

Table 3.

Associations of FPG and 2HPG with As species in EUCs and urine (adjusted for age, sex, and BMI).

As species	FPG			2HPG
As species	β (95% CI)	p-Value	r²	β (95% CI)	p-Value	r²
EUC
iAs^III	0.056 (0.038, 0.074)	< 0.01	0.16	0.042 (0.024, 0.060)	< 0.01	0.14
MAs^III	0.062 (0.044, 0.080)	< 0.01	0.17	0.050 (0.032, 0.068)	< 0.01	0.15
DMAs^III	0.050 (0.028, 0.072)	< 0.01	0.12	0.039 (0.017, 0.061)	< 0.01	0.12
iAs^V	0.013 (–0.005, 0.031)	0.15	0.07	0.007 (–0.011, 0.025)	0.45	0.09
MAs^V	0.015 (–0.001, 0.031)	0.08	0.08	0.010 (–0.006, 0.026)	0.21	0.09
DMAs^V	0.010 (–0.008, 0.028)	0.25	0.07	0.007 (–0.011, 0.025)	0.40	0.09
iAs^{III + V}	0.026 (0.012, 0.040)	< 0.01	0.11	0.022 (0.008, 0.036)	< 0.01	0.11
MAs^{III + V}	0.035 (0.021, 0.049)	< 0.01	0.13	0.029 (0.015, 0.043)	< 0.01	0.13
DMAs^{III + V}	0.015 (–0.001, 0.031)	0.06	0.08	0.014 (–0.002, 0.030)	0.08	0.09
Sum of As species	0.045 (0.023, 0.067)	< 0.01	0.11	0.035 (0.013, 0.057)	< 0.01	0.11
MAs/iAs	0.046 (0.003, 0.089)	0.04	0.08	0.039 (–0.004, 0.082)	0.08	0.09
DMAs/MAs	–0.072 (–0.101, –0.043)	< 0.01	0.12	–0.057 (–0.088, –0.026)	< 0.01	0.12
DMAs/iAs	–0.032 (–0.057, –0.007)	0.01	0.08	–0.033 (–0.064, –0.002)	0.04	0.10
(DMAs + MAs)/iAs	–0.014 (–0.045, 0.017)	0.40	0.07	–0.009 (–0.042, 0.024)	0.60	0.09
Urine (unadjusted)
iAs^{III + V}	0.048 (0.030, 0.066)	< 0.01	0.13	0.043 (0.025, 0.061)	< 0.01	0.14
MAs^{III + V}	0.062 (0.042, 0.082)	< 0.01	0.15	0.045 (0.023, 0.067)	< 0.01	0.13
DMAs^{III + V}	0.078 (0.056, 0.100)	< 0.01	0.18	0.061 (0.039, 0.083)	< 0.01	0.15
Sum of As species	0.076 (0.054, 0.098)	< 0.01	0.17	0.059 (0.037, 0.081)	< 0.01	0.15
MAs/iAs	–0.001 (–0.038, 0.036)	0.95	0.02	–0.032 (–0.069, 0.005)	0.05	0.09
DMAs/MAs	0.072 (0.001, 0.143)	0.05	0.08	0.100 (0.029, 0.171)	< 0.01	0.11
DMAs/iAs	0.016 (–0.019, 0.051)	0.37	0.07	–0.005 (–0.040, 0.030)	0.80	0.09
(DMAs + MAs)/iAs	0.014 (–0.021, 0.049)	0.45	0.07	–0.009 (–0.044, 0.026)	0.62	0.09
Creatinine	0.033 (–0.006, 0.072)	0.09	0.07	0.005 (–0.034, 0.044)	0.79	0.09
Specific gravity	10.314 (6.257, 14.371)	< 0.01	0.13	5.995 (1.820, 10.170)	< 0.01	0.11
Urine (creatinine-adjusted)
iAs^{III + V}	0.052 (0.030, 0.074)	< 0.01	0.12	0.053 (0.031, 0.075)	< 0.01	0.15
MAs^{III + V}	0.072 (0.048, 0.096)	< 0.01	0.15	0.060 (0.035, 0.085)	< 0.01	0.14
DMAs^{III + V}	0.093 (0.032, 0.154)	< 0.01	0.18	0.083 (0.058, 0.108)	< 0.01	0.18
Sum of As species	0.091 (0.066, 0.116)	< 0.01	0.18	0.081 (0.056, 0.106)	< 0.01	0.17
Urine (specific gravity–adjusted)
iAs^{III + V}	0.040 (0.018, 0.062)	< 0.01	0.10	0.042 (0.020, 0.064)	< 0.01	0.13
MAs^{III + V}	0.055 (0.031, 0.079)	< 0.01	0.12	0.042 (0.020, 0.064)	< 0.01	0.13
DMAs^{III + V}	0.073 (0.048, 0.098)	< 0.01	0.14	0.065 (0.040, 0.090)	< 0.01	0.14
Sum of As species	0.070 (0.045, 0.095)	< 0.01	0.14	0.062 (0.037, 0.087)	< 0.01	0.14
Regression coefficients (βs) and 95% CIs are standardized to an increment of 1 IQR. p-Value for test of β = 0; linear regression model adjusted for age, sex, and BMI.