Evidence map›Paper›PMID 21999370›Full record

Trial reportBMC psychiatry2011

Resource utilization in patients with schizophrenia who initiated risperidone long-acting therapy: results from the Schizophrenia Outcomes Utilization Relapse and Clinical Evaluation (SOURCE).

Concetta Crivera, Cherilyn DeSouza, Chris M Kozma, Riad D Dirani, Lian Mao, Wayne Macfadden

Registry-linked trialAbstract readClinical TrialMulticenter Study
In one paragraph

Trial report in BMC psychiatry, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT00246194 (The SOURCE Study), which is not on this map. Cited by 12 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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.

NCT00246194 completednot on this map

The SOURCE Study: Schizophrenia Outcomes-utilization, Relapse, and Clinical Evaluation: a Prospective 2-year Observational Study of Patients With Schizophrenia Who Initiate Treatment With Injectable Risperidone Long-acting Microspheres (RISPERDAL CONSTA)

TypeobservationalSponsorJanssen, LPRan2004 to 2007Enrolled532ConditionsSchizophreniaArmsrisperidone (RISPERDAL CONSTA)
3 · Its place in the literature

Who cites it

12 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Trial
  3. Trial
  4. Article
  5. Observational
  6. Observational
  7. Review
  8. Review
  9. Article
  10. Review
  11. Article
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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

6 authors.

Concetta CriveraJanssen Scientific Affairs, LLC, Raritan, New Jersey, USA. ccrivera@its.jnj.com
Cherilyn DeSouza
Chris M Kozma
Riad D Dirani
Lian Mao
Wayne Macfadden

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSchizophrenia is a chronic mental health disorder associated with increased hospital admissions and excessive utilization of outpatient services and long-term care. This analysis examined health care resource utilization from a 24-month observational study of patients with schizophrenia initiated on risperidone long-acting therapy (RLAT).

methodsSchizophrenia Outcomes Utilization Relapse and Clinical Evaluation (SOURCE) was a 24-month observational study designed to examine real-world treatment outcomes by prospectively following patients with schizophrenia initiated on RLAT. At baseline visit, prior hospitalization and ER visit dates were obtained for the previous 12 months and subsequent hospitalization visit dates were obtained at 3-month visits, if available. The health care resource utilization outcomes measures observed in this analysis were hospitalizations for any reason, psychiatric-related hospitalizations, and emergency room (ER) visits. Incidence density analysis was used to assess pre-event and postevent rates per person-year (PY).

resultsThe primary medical resource utilization analysis included 435 patients who had a baseline visit, ≥1 postbaseline visits after RLAT initiation, and valid hospitalization dates. The number of hospitalizations and ER visits per PY declined significantly (p < .0001) after initiation with RLAT. A 41% decrease (difference of -0.29 hospitalizations per PY [95% CI: -0.39 to -0.18] from baseline) in hospitalizations for any reason, a 56% decrease (a difference of -0.35 hospitalizations per PY [95% CI: -0.44 to -0.26] from baseline) in psychiatric-related hospitalizations, and a 40% decrease (-0.26 hospitalizations per PY [95% CI: -0.44 to -0.10] from baseline) in ER visits were observed after the baseline period. The percentage of psychiatric-related hospitalizations decreased significantly after RLAT initiation, and patients had fewer inpatient hospitalizations and ER visits (all p < .0001).

conclusionThe results suggest that treatment with RLAT may result in decreased hospitalizations for patients with schizophrenia.

trial registrationClinicalTrials.gov: NCT00246194.

Indexed as

AdultDelayed-Action PreparationsEmergency Service, HospitalFemaleHealth ServicesHospitalizationHospitals, PsychiatricHumansMaleRisperidoneSchizophreniaDelayed-Action PreparationsRisperidone

Identifiers

PMID21999370
PMCPMC3215665

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Registered trials

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.