Health care. Relative figures Reason for the stay in hospital in the last 12 months by sex and country of birth. Population that has been hospitalised in the last 12 months. Units: percentages Total Surgical intervention Medical study for a diagnosis Medical treatment without surgical intervention Delivery (including cesarean section) Other reasons BOTH SEXES Total 100.00 44.13 15.60 20.33 12.17 7.77 Spain 100.00 44.92 16.25 20.65 10.37 7.80 Abroad 100.00 38.57 11.02 18.05 24.82 7.53 MALES Total 100.00 48.85 18.15 23.38 .. 9.62 Spain 100.00 48.96 18.26 23.51 .. 9.28 Abroad 100.00 47.86 17.19 22.33 .. 12.62 FEMALES Total 100.00 40.34 13.56 17.87 21.95 6.28 Spain 100.00 41.53 14.57 18.26 19.07 6.56 Abroad 100.00 33.06 7.36 15.52 39.55 4.52 Notes: 1) The category 'Delivery' is only compiled for women aged 15 and over years old. 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