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Table 1 Items, response options and scoring system of the DTUD

From: The decision tool unipolar depression (DTUD): a new measure to facilitate the early identification of patients with major depressive disorder in need of highly specialized care

Itema Response options Score
1 Severe depression Yes 1
No 0
2 Previous unsuccessful treatment of the index depressive episode in specialized care and a recurrent or chronic course Yes 1
No 0
3 Treatment-interfering comorbid personality disorder Yes 1
No 0
4 Treatment-interfering comorbid substance use disorder Yes 1
No 0
5 Other treatment-interfering psychiatric comorbidity Yes 1
No 0
6 Treatment-interfering somatic comorbidity Yes 1
No 0
7 Treatment-interfering maladaptive coping Yes 1
No 0
8 Severe or longstanding childhood trauma Yes 1
No 0
9 Social factors maintaining the depression Yes 1
No 0
10 Severe psychosocial dysfunctioning Yes 1
No 0
  1. a Item text is abbreviated. An English translation of the complete DTUD is presented in Additional file 1