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Table 2 Socio-economic loadings from factor analysis (Income, Urbanisation and Literacy)*

From: The spatial distribution of esophageal and gastric cancer in Caspian region of Iran: An ecological analysis of diet and socio-economic influences

   Rotated Component Matrix  
Items   Components  
  Income Urbanisation Literacy
Annual income per family .846 - -
Annual expenditure on food per family .654 .165 -
Annual expenditure on fruit and vegetables per family .455 .151 -
Population density - .285 -
Relative level of activity .318 .221 .533
% of male unemployment -.321 -.679 -
% of employment in agriculture -.213 -.808 -
% of employment in industry .199 .341 -
% of employment in construction -.208 - .470
% of employment in services .189 .824 -.198
Female illiteracy - - -.642
Male illiteracy - - -.669
  1. *Loadings less than 0.10 in absolute value are not displayed