Association of urinary monomethylated arsenic concentration and risk of hypertension: a cross-sectional study from arsenic contaminated areas in northwestern China

Table 3 Correlations between urinary arsenic and blood pressure by partial correlation analysis

	Systolic blood pressure		Diastolic blood pressure		Pulse blood pressure
	Partial correlation coefficient	p-value	Partial correlation coefficient	p-value	Partial correlation coefficient	p-value
Urinary arsenic species
iAs (μg/g Cr)	0.099	0.016	−0.017	0.682	0.158	0.000
MMA (μg/g Cr)	0.098	0.016	−0.009	0.827	0.149	0.000
DMA (μg/g Cr)	0.115	0.005	−0.001	0.984	0.166	0.000
tAs (μg/g Cr)	0.117	0.004	−0.007	0.868	0.176	0.000
Urinary arsenic percentage
iAs(%)	0.041	0.311	−0.021	0.605	0.081	0.490
MMA(%)	0.011	0.796	−0.008	0.849	0.022	0.585
DMA(%)	−0.013	0.747	0.022	0.585	−0.040	0.327

Data were based on log-transformed values.
Correlations were adjusted by gender, age, cigarette smoking, alcohol consumption and BMI.

ISSN: 1476-069X