Table 4: Regression analysis of 8-OHdG, GFR and FECa as a function of age, gender, working hours, smoking status, and metal body burden among informal e-waste recycling workers
Variable	8-OHdG				GFR				FECa%				FECa%
	B	SE	p		B	SE	p		B	SE	p		B	SE	p
n	99				89				87				87
Age	0.16	0.63	0.80		-0.78	0.18	<0.001		0.01	0.01	0.14		0.01	0.010	0.10
Male sex	14.39	18.58	0.44		5.58	5.12	0.28		-0.14	0.16	0.38		-0.16	0.16	0.30
Work hours/ week	0.25	0.50	0.62		0.10	0.14	0.49		0.001	0.004	0.90		0.001	0.004	0.89
Current smoker	7.41	22.27	0.74		-5.09	6.20	0.41		-0.010	0.23	0.97		0.01	0.20	1.00
MnU (µg/g Cr)	0.01	0.11	0.93
PbU (µg/g Cr)					1.01	0.30	0.001
CdB (µg/L)									0.05	0.13	0.71
MnB (µg/L)													0.01	0.01	0.20
Intercept	102.76	40.84	0.011		121.91	11.90	<0.001		0.55	0.42	0.19		0.39	0.41	0.34
The subscripts ‘U’ and ‘B,’ respectively, represent the urinary and blood concentrations of the metals measured.