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Table 5 Consistency (%)a between ICD-10 diagnoses in the Norwegian Patient Registry (NPR) and DSM-IV diagnosis in the Thematically Organized Psychosis (TOP) study across gender and time

From: The quality of severe mental disorder diagnoses in a national health registry as compared to research diagnoses based on structured interview

  SCZ DEL SCA BIP
All patients (n = 1111) 84.9 59.1 65.9 91.0
Men (n = 577) 87.5 53.0 65.1 92.6
Women (n = 534) 80.6 72.8 66.4 90.0
Patients included in TOP between 18.10.2002 and 31.12.2007 (n = 530) 88.5 87.1 75.9 93.5
Patients included in TOP between 01.01.2008 and 01.09.2014 (n = 581) 81.2 52.3 56.2 89.4
  1. Data obtained from NPR for the period 2008–2013 on patients recruited to TOP between 18.10.2002 and 01.09.2014
  2. Abbreviations: ICD-10 International Classification of Diseases, 10th revision, DSM-IV Diagnostic and Statistical Manual of Mental Disorders, 4th edition, SCZ schizophrenia, DEL delusional disorder, SCA schizoaffective disorder, BIP bipolar disorder (type I, type II, and bipolar disorder not otherwise specified)
  3. a Percentage of all registered contacts with a severe mental disorder diagnosis (F20-F31, F32.3, F33.3) in the NPR that included the primary DSM-IV diagnosis assigned when recruited to the TOP-study