Table 2

Spearman correlations between continuous variables and exposure to ETS, by source and gender. Never smokers of any tobacco product. Northern California Kaiser Permanente, 1979–85

		Exposure to ETS
		At home	In small spaces other than home	In large indoor areas	Total^2-151
Men
Age (n=16 524)	−0.10^2-165	−0.08^2-165	−0.10^2-165	−0.13^2-165
Total cholesterol (n=15 058)	−0.02^2-150	−0.02^2-150	−0.03^2-160	−0.02^2-150
Body mass index (n=14 973)	0.02^2-150	0.01	−0.01	0.01
Women
Age (n=26 197)	−0.10^2-165	−0.19^2-165	−0.19^2-165	−0.21^2-165
Total cholesterol (n=23 797)	−0.03^2-160	−0.10^2-165	−0.10^2-165	−0.10^2-165
Body mass index (n=23 663)	0.05^2-160	−0.03^2-160	−0.08^2-165	−0.02^2-150

↵2-150 p<0.05;
↵2-160 p<0.01;
↵2-165 p<0.001.
↵2-151 Sum of home, small spaces other than home and large indoor areas.