Cadmium Concentrations in Blood and Seminal Plasma: Correlations with Sperm Number and Motility in Three Male Populations (Infertility Patients, Artificial Insemination Donors, and Unselected Volunteers)

Table 6 Examination of the relationship between seminal plasma cadmium levels and lifestyle variables.^a

Population	Variable	n	r	P
Group 1: Infertility patients	Male age	123	0.244	<0.006
	Alcohol consumption	29	0.149	0.441, NS
	Cigarette smoking	16	−0.142	0.796, NS
	Consumption of caffeine-containing beverages	101	−0.118	0.238, NS
Group 2: AI donors	Male age	11	0.266	0.429, NS
	Alcohol consumption	4	0.462	0.450, NS
	Consumption of caffeine-containing beverages	6	0.058	0.919, NS
Group 3: General population volunteers	Male age	30	0.186	0.323, NS
	Alcohol consumption	16	0.098	0.713, NS
	Cigarette smoking	10	0.142	0.681, NS
	Consumption of caffeine-containing beverages	29	0.115	0.543, NS

ISSN: 1528-3658