Health care. Absolute figures Average number of hospital admissions in the last 12 months by sex and level of studies. Average and standard deviation. Population aged 15 years old and over that has been hospitalised in the last 12 months Units: average and standard deviation ;Average;Standard deviation; BOTH SEXES; Total;1.36;1.08; Cannot read or write, or incomplete primary education;1.54;1.33; Complete primary education;1.56;1.94; Secondary education, 1st stage;1.29;0.64; Secondary education, 2nd stage;1.29;0.80; Advanced professional training or the equivalent;1.14;0.44; University education;1.25;0.82; MALES; Total;1.36;1.13; Cannot read or write, or incomplete primary education;1.47;0.92; Complete primary education;1.62;2.42; Secondary education, 1st stage;1.29;0.57; Secondary education, 2nd stage;1.25;0.60; Advanced professional training or the equivalent;1.11;0.40; University education;1.35;1.19; FEMALES; Total;1.36;1.03; Cannot read or write, or incomplete primary education;1.61;1.59; Complete primary education;1.52;1.40; Secondary education, 1st stage;1.28;0.70; Secondary education, 2nd stage;1.31;0.90; Advanced professional training or the equivalent;1.17;0.48; University education;1.20;0.49; Notes: The symbol '.' shall be deemed as data which cannot be given due to an insufficient sample. The symbol '..' shall be deemed as data which are not collected for this classification in the table. 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: Ministry of Public Health, Social Services and Equality and INE