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Updated: Mar 9, 2026

Handwriting Analysis Indicates Spontaneous Dyskinesias in Neuroleptic Naïve Adolescents at High Risk for Psychosis
Published on: November 21, 2013
Gregory E Simon1, Karen J Coleman1, Bobbi Jo H Yarborough1
1Dr. Simon, Ms. Operskalski, Dr. Stewart, and Dr. Carrell are with the Group Health Research Institute, Group Health Cooperative, Seattle (e-mail: simon.g@ghc.org ). Dr. Coleman is with the Department of Research and Evaluation, Kaiser Permanente Southern California, Pasadena. Dr. Yarborough and Dr. Lynch are with the Center for Health Research, Kaiser Permanente, Portland, Oregon. When this work was done, Ms. Hunkeler, who is now retired, was with the Division of Research, Kaiser Permanente, Oakland, California. Dr. Beck is with the Institute for Health Research, Kaiser Permanente of Colorado, Denver.
First-onset psychosis incidence is higher than previously estimated, particularly in younger adults. Early intervention programs need to account for diverse care settings and presentations beyond traditional mental health services.
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