Table 7.

Regression analysis for predictors of BLLs in exposed group (N = 31)

Variable	Coefficient β	95% CI	P*
Wearing of special workwear	- 0.608	- 1.115 – -0.102	0.021
Changing clothes after work	- 0.637	- 1.261 – - 0.013	0.046
Living near painting store	3.937	1.174 – 6.699	0.008
Living near printing office	7.418	.963 – 10.873	0.001
Living near junkyard	3.661	0.691 – 6.632	0.019
Living near rubbish dump	3.469	0.036 – 6.901	0.048
Washing the workwear together with other clothes	2.372	0.267 – 4.477	0.029

R ² = 0.865

* Adjusted by age, educational level and gestational age