Original Research
Recently published articles about Original Research
Original Research
Actigraphy-Measured Sleep/Wake Characteristics Associated With Suicidal Ideation in Older Adults With Depression and High Suicide Risk
July 14, 2025
Measures of sleep/wake rhythm disruption were independently associated with higher level of suicidal ideation in this sample of older adults at high risk for suicide.
Original Research
Predictors of Treatment Response to Adjunctive VNS Therapy in Major Depressive Disorder: A RECOVER Trial Report
July 14, 2025
History of ECT use (lifetime and current episode) or TMS use (current episode) was prognostic of poorer outcomes across the total sample and superior benefit from active versus sham...
Original Research
Global Population-Based Study on the Association Between Ketamine and Esketamine with Suicidality Using WHO VigiBase
July 7, 2025
The results do not provide causal evidence of worsening suicidality in persons receiving esketamine/ketamine; mixed results of increased and decreased risk of suicidality were reported with both agents.
Recent JCP Articles on Original Research
Clinical and Practical Psychopharmacology
A Primer on Individual Participant Data Meta-Analysis and Its Strengths and Limitations
July 7, 2025
This article discusses individual participant data meta-analysis, which differs from conventional meta-analysis in that the statistical team obtains and processes individual participant data from the source studies.
Original Research
Differentiating Subtypes of MDD Using Serum Biomarkers
June 23, 2025
Significant differences in biomarker profiles were observed across MDD subtypes: the melancholic subtype showed higher cortisol levels and lower serotonin levels, and the atypical subtype showed elevated levels of...