Diagnosing depression in primary care: a Rasch analysis of the major depression inventory.

CONCLUSION: Despite some minor problems with its measurement structure, the MDI seems to be a valid instrument for identification of depression among adults in primary care. The results support screening for depression based on core symptoms and dichotomization of items according to diagnostic procedure. Key points The Major Depression Inventory (MDI) is widely used for screening, diagnosis and monitoring of depression in general practice. This study demonstrates misfit of items 9 and 10 to the Rasch model and a need to modify the scoring system The findings support screening for depression based on core symptoms and dichotomization of items according to diagnostic procedure. Minor problems with measurement structure should be addressed in future revisions of the MDI. PMID: 30689482 [PubMed - as supplied by publisher]
Source: Primary Care - Category: Primary Care Authors: Tags: Scand J Prim Health Care Source Type: research