Evidence map›Paper›PMID 24772381›Full record

ArticleClinical pharmacology & biopharmaceutics2013

759C/T Variants of the Serotonin (5-HT2C) Receptor Gene and Weight Gain in Children and Adolescents in Long-Term Risperidone Treatment.

Nicole Del Castillo, Bridget Zimmerman M, Billie Tyler, Vicki L Ellingrod, Chadi Calarge

Open access · hybridAbstract read
In one paragraph

Article in Clinical pharmacology & biopharmaceutics, 2013. 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
1.2field-weighted citation impact, top 20% 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, 13 citations in OpenAlex.

  1. Pooled it
  2. Genetic Testing for Antipsychotic Pharmacotherapy: Bench to Bedside.Behavioral sciences (Basel, Switzerland) · 2021
    Review
  3. Article
  4. Article
  5. Review
  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

5 authors at 1 institution in 1 country.

Nicole Del CastilloDepartment of Psychiatry, The University of Iowa Hospitals and Clinics, USA.
Bridget Zimmerman MDepartment of Biostatistics, The University of Iowa College of Public Health, USA.
Billie TylerDepartment of Psychiatry, University of Iowa, USA.
Vicki L EllingrodDepartment of Clinical Social and Administrative Sciences, College of Pharmacy, Department of Psychiatry, School of Medicine, University of Michigan, USA.
Chadi CalargeDepartment of Psychiatry, The University of Iowa Carver College of Medicine, Psychiatry Research, USA.
University of Iowa · US

Funding

UNIVERSITY OF IOWA CTSA FOR PEDIATRIC RESEARCHUL1RR024979 · NCRR · UNIVERSITY OF IOWA · PI ROSENTHAL, GARY E · 2007 to 2011
$31.8M
Counteracting Risperidone-Induced Hyperprolactinemia in YouthsK23MH085005 · NIMH · UNIVERSITY OF IOWA · PI CALARGE, CHADI A. · 2009 to 2013
$866k
Long-Term Safety and Genetic Risk Factors of Risperdone Treatment in YouthR21MH080968 · NIMH · UNIVERSITY OF IOWA · PI CALARGE, CHADI A. · 2008 to 2010
$400k
NCRR NIH HHS UL1 RR024979NIMH NIH HHS K23 MH085005NIMH NIH HHS R21 MH080968
6 · The paper itself

Abstract

backgroundGreat inter-individual variability exists in the susceptibility to gain weight during antipsychotic treatment. Thus, we examined whether the -759C/T variants in the promoter region of the 5HT2C receptor gene were differentially associated with weight gain in children and adolescents in long-term risperidone treatment.

methodsMedically healthy 7 to 17 year-olds, treated with risperidone for ≥ six months, were enrolled. Anthropometric measurements, laboratory tests, and treatment history were obtained upon enrollment and from medical records. The effect of the genotype on the trajectory of age-sex-adjusted weight and body mass index (BMI) z scores before and after the onset of risperidone treatment was investigated.

resultsIn 124 subjects (90% males, mean age: 11.8 years) treated with risperidone for a mean of 2.8 years, weight and BMI z scores significantly increased after starting risperidone. This change was similar across the two genotype groups as were changes in several cardiometabolic variables.

conclusionIn contrast to other reports, the T allele failed to confer protection against excessive weight gain or cardiometabolic abnormalities in this group of children and adolescents chronically treated with risperidone.

Indexed as

AdolescentsAntipsychoticPredictorsSerotonin geneVariantsWeight gain

Identifiers

PMID24772381
PMCPMC3997261
OpenAlexW2106644408

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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.