National tables: studies, age and sex. Values Persons who have been diagnosed with some kind of sexually transmitted disease by sex and studies. Units: thousands of persons ,Total,Lower than secondary education,Secondary education,University, Both sexes,1,047.3,399.6,381.0,266.6, Males,583.8,245.5,226.9,111.4, Females,463.5,154.2,154.0,155.2, Notes: Data corresponding to cells with less than 45,000 persons must be used with caution, because they may be affected by high sample errors. Source: National Statistics Institute