Evidence map›Paper›PMID 34234440›Full record

ArticleNeuropsychiatric disease and treatment2021

Clozapine Management in Schizophrenia Inpatients: A 5-Year Prospective Observational Study of Its Safety and Tolerability Profile.

Renato de Filippis, Raffaele Gaetano, Georgios Schoretsanitis, Giuseppe Verde, Cesare Anthony Oliveti, John M Kane, Cristina Segura-Garcia, Pasquale De Fazio

Open access · goldAbstract read
In one paragraph

Article in Neuropsychiatric disease and treatment, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed, 1 pooled it
1.1field-weighted citation impact, top 25% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

6 citing papers in PubMed, 1 synthesis or guideline pooled it, 9 citations in OpenAlex.

  1. Pooled it
  2. Article
  3. Review
  4. Article
  5. Article
  6. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 3 institutions in 2 countries.

Renato de FilippisPsychiatry Unit, Department of Health Sciences, University Magna Graecia of Catanzaro, Catanzaro, Italy.ORCID 0000-0001-6928-1224
Raffaele GaetanoPsychiatry Unit, Department of Health Sciences, University Magna Graecia of Catanzaro, Catanzaro, Italy.ORCID 0000-0003-1214-6712
Georgios SchoretsanitisThe Zucker Hillside Hospital, Psychiatry Research, Northwell Health, Glen Oaks, NY, USA.ORCID 0000-0002-3851-4117
Giuseppe VerdePsychiatry Unit, Department of Health Sciences, University Magna Graecia of Catanzaro, Catanzaro, Italy.
Cesare Anthony OlivetiCorrenti - Centri Assistenziali Mons. Oliveti, Crotone, Italy.
John M KaneThe Zucker Hillside Hospital, Psychiatry Research, Northwell Health, Glen Oaks, NY, USA.ORCID 0000-0002-2628-9442
Cristina Segura-GarciaPsychiatry Unit, Department of Medical and Surgical Sciences, University Magna Graecia of Catanzaro, Catanzaro, Italy.ORCID 0000-0002-5756-3045
Pasquale De FazioPsychiatry Unit, Department of Health Sciences, University Magna Graecia of Catanzaro, Catanzaro, Italy.ORCID 0000-0001-5375-3565
Magna Graecia University · ITNorthwell Health · USIstituto S.Anna Crotone · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundClozapine is well known for its efficacy and clinical superiority compared to other antipsychotics in treatment-resistant schizophrenia (TRS). However, it is frequently underutilized worldwide because of its acute adverse events, as well as for its long-term cardiometabolic and hematological consequences.

objectiveThe aim of the study was to evaluate 5-year safety in chronic TRS inpatients with continuous clozapine use.

methodsPatients with TRS and clozapine treatment were evaluated for 5 years. All participants were assessed using the Brief Psychiatric Rating Scale (BPRS), Glasgow Antipsychotic Side-effect Scale for Clozapine (GASS-C), Social Performance Scale (PSP) and Short Portable Mental Status Questionnaire (SPMSQ). Clinical, cardiometabolic and hematological data were collected periodically. General linear models (GLM) repeated measures controlling for CLZ dose were utilized to determine differences in variables across the time.

resultsOverall, 189 inpatients were screened for study participation. The final sample included twenty-one TRS patients (16 males, 76%) with an average age of 57.6 years, all with 5-year continuous use of clozapine (mean dose 266 mg/day). There was not a significant effect of time on BPRS (

conclusionThe findings show how the application of a structured dietary, clinical and therapeutic monitoring program in psychiatric care facilities could allow the safe and effective long-term cardiometabolic and hematological management of clozapine. The unique role that clozapine plays in the current treatment of patients with TRS requires greater clinical awareness. Although its acute and chronic side effects are notorious, its safety management is feasible and broadens its potential practical application.

Indexed as

clozapinepsychiatric care facilitiessafetyschizophreniatolerabilitytreatment-resistant schizophrenia

Identifiers

PMID34234440
PMCPMC8257059
OpenAlexW3176403434

What OpenQuestion holds

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LicenceCC BY-NC
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.