Overall, the self-report and clinical versions of the QIDS were similar in their psychometric properties.
is important regarding the use of the QIDS scales among full bipolar, bipolar disease-depressive period and major depressive disorder patients.
The internal consistencies of the QIDS obtained in studies from the United States were greater than our Cronbach's [alpha] coefficient, but there was no statistically significant difference between them (z = 0.
Another QIDS study (19) was performed among adolescents, where the total score of [less than or equal to] 5 indicated no depression, 6-10: mild depression, 11-15: moderate, 16-20: severe and [greater than or equal to] 21: very severe.
The RDQ scores were associated with self-perceived remission even after adjustment for QIDS scores.
In a study of 102 depressed outpatients, patients felt the RDQ was more accurate than was the symptom-based QIDS in assessing their goals and progress in treatment, and they preferred the RDQ (Ann.
Patients filled out the RDQ and the QIDS, and were rated on the 17-item HAM-D and other measures.
It was capturing something unique" that the symptom-based QIDS and HAM-D scores missed, Dr.