Variations in societal characteristics of spatial disease clusters: examples of colon, lung and breast cancer in Japan

Table 5 Comparisons of crude and adjusted mortality clustering

Mortality cluster^a	Crude		Adjusted ^b		Adjusted ^c
	RR	p-value	RR	p-value	RR	p-value
Male colon cancer
MC1	1.14	<0.001	*		1.10	<0.001
MC2	1.13	<0.001	1.14	<0.001	1.15	<0.001
MC3	1.10	0.002	*		*
MC4	1.18	0.015	*		*
MC5	1.51	0.02	1.39	0.009	*
Male lung cancer
MC1	1.17	<0.001	1.11	<0.001	1.16	<0.001
MC2	1.12	<0.001	1.08	<0.001	1.10	<0.001
MC3	1.22	<0.001	*		*
MC4	1.13	<0.001	1.12	<0.001	1.08	<0.001
MC5	1.66	<0.001	1.61	0.004	1.65	<0.001
MC6	1.08	<0.001	1.13	<0.001	1.09	0.007
MC7	1.13	0.03	1.08	0.02	1.13	<0.001
Female breast cancer
MC1	1.30	<0.001	*		1.22	<0.001
MC2	1.12	<0.001	*		*
MC3	1.13	0.01	1.19	<0.001	1.16	<0.001
MC4	1.22	0.045	*		*

^aMortality cluster (MC) of municipalities with high mortality was identified by the spatial scan statistic: Figures 2-4. ^bAdjusted for relative risk of societal indices and population density.
^cAdjusted for relative risk of societal cluster. *Cluster was not detected.

ISSN: 1476-072X