Oxidative Stress Indices as Markers of Lead and Cadmium Exposure Toxicity in Auto Technicians in Ibadan, Nigeria

Table 2

Correlation between biochemical parameters in control participants.

	Blood lead	Urine lead	Urine cadmium	TAC	TPP	QSI
	()	()	()	()	()	()
Blood lead	1
Urine lead	0.021 (0.909)	1
Urine cadmium	-0.087 (0.642)	0.924 (0.001)	1
TAC	0.014 (0.940)	0.103 (0.580)	0.153 (0.410)	1
TPP	0.118 (0.527)	0.172 (0.356)	0.147 (0.430)	-0.018 (0.924)	1
OSI	0.204 (0.270)	0.120 (0.520)	0.113 (0.546)	-0.399 (0.026)	0.860 (0.001)	1

Significant at . This table shows that urine lead and urine cadmium are significantly positively correlated (, ) in control participants. Also, there is a positive correlation between OSI and TPP (, ) while OSI and TAC are negatively correlated (, ).