Annals of Occupational and Environmental Medicine

Table 1 General characteristics of exposed group and non-exposed group

From: Levels of blood lead and urinary cadmium in industrial complex residents in Ulsan

		Non-exposure	Exposure	p value
Gender	Men	43	130	0.829
Gender	Women	66	190	0.829
Mean age (AM)		48.08 ± 17.17	51.41 ± 16.32	0.070
Age group	20–29	19	42	0.483
	30–39	17	35
	40–49	23	62
	50–59	17	66
	60–69	20	68
	Over 70	13	47
Body Mass Index	Non-obese	79	227	0.759
Body Mass Index	Obese	30	93	0.759
Smoking status	Non-smoker	73	227	0.436
Smoking status	Smoker	36	93	0.436
Drinking status	Non-drinker	74	202	0.370
Drinking status	Drinker	35	118	0.370
Educational status	High school and less	49	214	<0.001^*
Educational status	College and more	60	106	<0.001^*
Distance to road	Above 100 m	59	143	0.098
Distance to road	Under 100 m	50	175	0.098

unit: arithmetic mean ± standard deviation
AM arithmetric mean
^* p < 0.05

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ISSN: 2052-4374

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