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Table 1 Demographic data for the study population

From: The epidemiology of adverse drug events and medication errors among psychiatric inpatients in Japan: the JADE study

Factors

No. of patients

 

Total (n = 448)

Age ≥ 65 years, n (%)

185 (41)

Female, n (%)

247 (55)

Admitting unit, n (%)

 Acute

341 (76)

 Nursing

75 (17)

 Medical

32 (7)

Admission pathway, n (%)

 Scheduled admission

247 (55)

 Emergency admission

201 (45)

Nonresident physician in charge, n (%)

379 (85)

Involuntary admission, n (%)

186 (41.5)

Number of prescribed medications on admission, median (quartile)

6 (4–8)

Primary diagnosis,a n (%)

 Dementia

97 (21.7)

 Other organic disorders

19 (4.2)

 Mental or behavioral disorder due to substance use

48 (10.7)

 Schizophrenia and other psychotic disorders

113 (25.2)

 Mood disorders

84 (18.8)

  Depression

38 (8.5)

  Mania, Bipolar disorder

32 (7.1)

  Other mood disorders

14 (3.1)

 Neurotic, stress-related and somatoform disorders

40 (8.9)

 Anorexia

17 (3.8)

 Mental retardation

11 (2.5)

 Development disorder

12 (2.7)

 Other

7 (1.6)

  1. aDiagnoses based on the International Classification of Diseases, Tenth Revision [24]