European Health Survey PREVENTATIVE PRACTICES Time elapsed since the last mammogram, according to educational level. Women aged 20 years old and over who have had a mammogram at some point in time Units: percentage ,Total,Less than 2 years,2 years or more, but no more than 3 years,More than 3 years, Total,100.00,64.96,12.04,23.01, Cannot read or write, or incomplete primary education,100.00,51.33,10.90,37.77, Complete primary education,100.00,66.00,10.41,23.59, Secondary education, 1st stage,100.00,66.07,14.81,19.12, Secondary education, 2nd stage,100.00,68.80,14.47,16.73, Advanced professional training or the equivalent,100.00,68.78,15.19,16.04, University education,100.00,72.89,10.22,16.89, Notes: The symbol '.' shall be deemed as data which is not collected The symbol '..' shall be deemed as data which cannot be given due to an insufficient sample The symbol '...' shall be deemed as an error of division by zero The data corresponding to cells with fewer than 35 thousand persons must be considered with caution, as they may be affected by a high degree of sampling error. Source: National Statistics Institute