Table 6

Significance of seven variables by univariate analyses (p value)

	Area	Age	Occupational exposure index	Dietary index	Smoking index	BMI	Agriculture
p<0.05; p<0.01; **p<0.001; †p<0.10. Area I, II, and II; age 24–42 y (n=20) and 43–59 y (n=20); occupational exposure index 0 y.ng/g (n=20) and >0 y.ng/g (n=20); dietary index ≤18 times/week (n=23) and >18 times/week (n=17); BMI <24 kg/m² (n=24) and ≥24 kg/m² (n=16); agriculture yes (n=10) and no (n=30).
TCDD	0.791	<0.001***	0.879	0.999	0.310	0.711	0.982
PeCDD	0.516	<0.001***	0.265	0.987	0.976	0.934	0.999
HxCDD	0.033*	0.115	0.604	0.266	0.872	0.065†	0.183
HpCDD	0.773	0.028*	0.322	0.850	0.022*	0.026*	0.178
OCDD	0.733	0.033*	0.703	0.685	0.417	0.061†	0.131
TCDF	0.035*	0.088†	0.363	0.506	0.029*	0.667	0.754
PeCDF	0.205	0.017*	0.089†	0.531	0.297	0.406	0.472
HxCDF	0.003**	0.499	0.005**	0.858	0.122	0.821	0.991
HpCDF	0.003**	0.890	<0.001***	0.988	0.546	0.971	0.614
OCDF	0.106	0.131	0.131	0.655	0.844	0.618	0.913
TEQ-PCDD	0.450	0.001***	0.330	0.793	0.777	0.548	0.686
TEQ-PCDF	0.062†	0.044*	0.026*	0.680	0.268	0.583	0.553
TEQ-PCDD/PCDF	0.232	0.005**	0.086†	0.879	0.439	0.962	0.902