BMC Cancer

Table 2 Variance in spatial and heterogeneity components, and proportion of the variance in mortality relative risk explained by the spatial structure of the models

From: Time trends in municipal distribution patterns of cancer mortality in Spain

	Men				Women
Cancer site	1989-93	1994-98	1999-2003	2004-2008	1989-93	1994-98	1999-2003	2004-2008
Stomach
Spatial	0.083	0.067	0.059	0.053	0.091	0.081	0.063	0.063
Heterog	0.001	0.003	0.009	0.013	0.003	0.007	0.001	0.001
sfv	0.99	0.95	0.86	0.81	0.97	0.92	0.98	0.98
Colorectal
Spatial	0.040	0.036	0.033	0.017	0.026	0.021	0.011	0.011
Heterog	0.022	0.012	0.020	0.017	0.003	0.009	0.012	0.001
sfv	0.64	0.76	0.62	0.50	0.88	0.70	0.48	0.91
Lung
Spatial	0.099	0.099	0.076	0.063	0.027	0.038	0.037	0.054
Heterog	0.004	0.002	0.001	0.001	0.003	0.005	0.013	0.015
sfv	0.97	0.98	0.98	0.98	0.90	0.89	0.74	0.79
Breast
Spatial					0.039	0.028	0.017	0.020
Heterog					0.013	0.008	0.007	0.001
sfv					0.75	0.76	0.70	0.96
Prostate
Spatial	0.014	0.013	0.014	0.007
Heterog	0.017	0.012	0.011	0.011
sfv	0.46	0.52	0.56	0.39
Bladder
Spatial	0.067	0.054	0.043	0.045	0.014	0.004	0.001	0.025
Heterog	0.020	0.001	0.013	0.023	0.002	0.032	0.002	0.002
sfv	0.77	0.98	0.77	0.66	0.88	0.12	0.30	0.93

Spatial: spatially structured component variance.
Heterog: unstructured component variance.
Spatial fractional variance (sfv): var.RRspatial/(var.RRspatial + var.RRhet).

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ISSN: 1471-2407

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