Table 2.

Pearson correlation coefficients between nine logged house-dust polycyclic aromatic hydrocarbons concentrations.

	ln(B(a)A)	ln(Chry)	ln(B(a)P)	ln(B(k)F)	ln(B(b)F)	ln(I(c,d)P)	ln(D(a,h)A)	ln(Cor)	ln(D(a,e)P)
N, non-missing and above detection	577	582	558	572	577	582	542	554	570
ln(Benzo(a)anthracene)	1	0.91	0.70	0.65	0.81	0.82	0.60	0.46	0.49
ln(Chrysene)		1	0.61	0.64	0.82	0.76	0.57	0.46	0.39
ln(Benzo(a)pyrene)			1	0.57	0.61	0.70	0.63	0.37	0.51
ln(Benzo(k)fluoranthene)				1	0.55	0.57	0.48	0.36	0.27
ln(Benzo(b)fluoranthene)					1	0.79	0.58	0.46	0.42
ln(Indeno(1,2,3-c,d)pyrene)						1	0.66	0.58	0.69
ln(Dibenzo(a,h)anthracene)							1	0.35	0.41
ln(Coronene)								1	0.58
ln(Dibenzo(a,e)pyrene)									1

ln(B(a)A), ln(Benzo(a)anthracene); ln(Chry), ln(Chrysene); ln(B(a)P), ln(Benzo(a)pyrene); ln(B(k)F), ln(Benzo(k)fluoranthene); ln(B(b)F), ln(Benzo(b)-fluoranthene); ln(I(c,d)P), ln(Indeno(1,2,3-c,d)pyrene); ln(D(a,h)A), ln(Dibenzo(a,h)anthracene); ln(Cor), ln(Coronene); ln(D(a,e)P), ln(Dibenzo(a,e)pyrene).