Karen J. Coleman, PhD

Department of Research and Evaluation, Kaiser Permanente Southern California, Pasadena, California; Department of Health Systems Science, Kaiser Permanente Bernard J. Tyson School of Medicine, Pasadena, California

JCP
New Onset Mental Health Diagnosis and Emergent Service Utilization Associated with Bariatric Surgery
Original Research

September 10, 2025

The surgical group had lower risk of a new onset mental health diagnosis in the first 2 years after surgery and approximately 20% higher risk in years 4–8 of...
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JCP
Clozapine Use and Specific Indications
Original Research

April 29, 2024

Clozapine initiation is uncommon in people with psychotic disorders who have experienced events suggesting clozapine is indicated, with even lower rates in Black and Hispanic patients.
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JCP
Machine Learning Prediction of Suicide Risk
Original Research

August 31, 2022

Suicide assessment prompted by prediction models may be intrusive to patients with no history of suicidality. This study examined if machine learning models identify patients with high suicide risk...
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JCP
Original Research

October 24, 2017

Does rate of adherence to antidepressants vary much between physicians? This study of electronic health records and insurance claims data investigates the question, as well as whether adherence to...
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JCP
Article

February 24, 2016

When your patients complete the Patient Health Questionnaire, they are asked about the frequency of suicidal thoughts. For patients who indicate suicidal ideation, how long does their suicide risk...
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JCP
Original Research

December 23, 2015

Read the full report on how often large health care systems prescribe antidepressant medication for minimal or mild depression.
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Expert Consensus on Aripiprazole LAIs in Clinical Practice

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Figure shows a syringe and vials with title on aripiprazole monohydrate LAI use in schizophrenia and a red READ NOW button.

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