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Table 1 Variables used to build WI and the percentage of variance explained by each variable in its correlation with the first principal component (%)

From: Correlation of the ratio of metastatic to non-metastatic cancer cases with the degree of socioeconomic deprivation among Texas counties

Variable %
People in households below poverty level 16.3
People over 18 without High school qualification 15.1
People in households without car 13.8
People in households without phone 11.8
People unemployed 11.6
People living in homes with too few bed rooms 9.5
People in single parent households 7.4
People with any disability 7.1
People with any form of support 6.9
People not living in own home 0.4