Table 2. Urinary cadmium level of participants.

Variables	Frequency	Geometric mean (µg/L) (SD)	Statistical tests
Gender			t = 2.654p = 0.008
Male	119	0.809 (1.910)
Female	121	1.062 (2.399)
Ethnicity			F = 0.490p = 0.689
Malay	204	0.914 (2.188)
Chines	14	0.946 (1.535)
Indian	20	1.097 (3.155)
Others	2	0.615 (1.035)
Working status
Working	156	0.911 (2.170)	t = 0.472
Not working	84	0.959 (2.334)	p = 0.637