Comparison of Early Intervention Services vs Treatment as Usual for Early-Phase Psychosis: A Systematic Review, Meta-analysis, and Meta-regression
Correll CU, Galling B, Pawar A, Krivko A, Bonetto C, Ruggeri M, Craig TJ, Nordentoft M, Srihari VH, Guloksuz S, Hui CLM, Chen EYH, Valencia M, Juarez F, Robinson DG, Schooler NR, Brunette MF, Mueser KT, Rosenheck RA, Marcy P, Addington J, Estroff SE, Robinson J, Penn D, Severe JB, Kane JM. Comparison of Early Intervention Services vs Treatment as Usual for Early-Phase Psychosis: A Systematic Review, Meta-analysis, and Meta-regression. JAMA Psychiatry 2018, 75: 555-565. PMID: 29800949, PMCID: PMC6137532, DOI: 10.1001/jamapsychiatry.2018.0623.Peer-Reviewed Original ResearchConceptsEarly phase psychosisEarly intervention servicesCause treatment discontinuationSchizophrenia spectrum disordersSymptom severityTreatment discontinuationPsychiatric hospitalizationSystematic reviewIntervention servicesMonths of treatmentEnd of treatmentFirst-episode psychosisTotal symptom severitySystematic literature searchMeta-regression analysisPositive symptom severityCoprimary outcomesPrespecified subgroupsLanguage restrictionsNegative symptom severityClinical trialsTreatment periodMAIN OUTCOMESpectrum disorderPRISMA guidelines