Adverse drug reactions as the cause of emergency department admission of patients aged 80 years and older.

Age (years) 87 88 Median (range) (80–101) (80–100) Female,% 51.9 49.2 Number of drug 12 16 Median (range) (0–30) (7–28)⁎ Comorbidities, % Hypertension 76.1 81.8 Coronary heart disease 70.3 75.5 Gastrointestinal disorders 59.4 62.3 Cerebrovascular disease 54.6 60.8 Diabetes mellitus 40.3 59.7⁎ COPD 43.2 45.2 Renal insufficiency 29.1 31.6 Neoplasm 31.8 28.1… (More)