Ten leading reasons of hospitalization were hypertension (10.8%), myocardial ischemia (9.4%), acute bronchitis (6.0%), heart failure (4.8%), strokes (4.4%), chronic obstructive pulmonary disease (COPD) (4.2%), vestibular disorders (3.5%), cataract (3.4%), infectious diarrhea (2.9%) and gastro-duodenal disease (2.8%).