Table 1.

Results of local cluster analysis of mortality rate and risk maps. Number of counties classified as significant spatial clusters or outliers for breast and pancreatic cancers on the original mortality rate maps, kriged risk maps, and on average over the 500 simulated risk maps.

Maps	HH cluster	LL cluster	HL Outlier	LH outlier
Breast cancer
Mortality rates	20	39	2	1
Risk estimates	35	50	0	0
Simulation	37.2	48.2	0.18	0.07
Pancreatic cancer
Mortality rates	5	16	7	0
Risk estimates	42	60	0	0
Simulation	44.5	51.0	0.24	0.08