Table 2.

Basic information about the studies listed in Table 1

Study	Tables	Analysis unit	Statistic	Hazard
Anderton et al. 1994a	1	Census Tracts	Wilcoxon Z-Statistic	TSDF*
Bowen et al. 1995	5	Census Tracts	Zero-order Correlations	TRI**
Brown et al. 1997
–Boston	5	Zip Codes	Pearson’s Correlations	TRI
–Pittsburgh	5	Zip Codes	Pearson’s Correlations	TRI
–Seattle	5	Zip Codes	Pearson’s Correlations	TRI
Oakes et al. 1996	1	Census Tracts	Wilcoxon Z-Statistic	TSDF
Pastor et al. 2002	2	Census Tracts	T-test	TSDF/TRI†
Sadd et al. 1999	1, 2	Census Tracts	T-test	TRI
Stretesky and Hogan 1998	1	Census Tracts	T-test	Superfund***
Yandle and Burton 1996††	1, 2	Census Tracts	Chi-Square/Cramer’s V	TSDF
Yandle and Burton 1996†††	3, 4	Census Tracts	Chi-Square/Cramer’s V	TSDF

^*Hazardous Waste Facilities.

^**Toxic Release Inventory Facilities.

^***Superfund Sites.

^†Figure 3 in Pastor et al. (2002) presents a different pattern of results than those summarized here. However, it is not clear if the results in figure 3 are statistically significant. So they are not summarized here.

^††Data from time of siting.

^†††1990 data.