- Component structure of the positive and negative syndrome scale (PANSS) in patients with recent-onset schizophrenia and spectrum disordersJ E Wolthaus
Academic Medical Center, University of Amsterdam, MFO Psychiatry AMC De Meren, The Netherlands
Psychopharmacology (Berl) 150:399-403. 2000..Results have suggested that three to eight component solutions best explain underlying symptom dimensions...
- Caregiver burden in recent-onset schizophrenia and spectrum disorders: the influence of symptoms and personality traitsJiska E D Wolthaus
Academic Medical Center, University of Amsterdam, Amsterdam, The Netherlands
J Nerv Ment Dis 190:241-7. 2002..These findings suggest that psychoeducational programs should address the severity of disorganization symptoms to reduce caregiver burden in the early phase of schizophrenia...