Evidence map›Paper›PMID 25719431›Full record

ArticleMedical care2015

Statin use after acute myocardial infarction by patient complexity: are the rates right?

John M Brooks, Elizabeth Cook, Cole G Chapman, Mary C Schroeder, Elizabeth A Chrischilles, Kathleen M Schneider, Puttarin Kulchaitanaroaj, Jennifer Robinson

Abstract read
In one paragraph

Article in Medical care, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–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.

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

8 citing papers in PubMed.

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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

8 authors.

John M Brooks*Arnold School of Public Health, University of South Carolina, Columbia, SC †Clinical Trials Statistical & Data Management Center, University of Iowa, Iowa City, IA ‡Arnold School of Public Health, University of South Carolina, Columbia, SC §Department of Pharmacy Practice and Science, University of Iowa ∥University of Iowa College of Public Health, Iowa City ¶Schneider Research Associates, LLC, Des Moines, IA #Health Economics Research Group, Brunel University London, Uxbridge, UK **University of Iowa College of Public Health, Iowa City, IA.
Elizabeth Cook
Cole G Chapman
Mary C Schroeder
Elizabeth A Chrischilles
Kathleen M Schneider
Puttarin Kulchaitanaroaj
Jennifer Robinson

Funding

Interpreting IV Estimates with Treatment Effect Heterogeneity: ACE/ARBs & RaceRC4AG038635 · NIA · UNIVERSITY OF IOWA · PI BROOKS, JOHN M · 2010 to 2010
$1.5M
Should high-risk statin utilization rates be increased for complex AMI patients?R21HS019574 · AHRQ · UNIVERSITY OF IOWA · PI BROOKS, JOHN M · 2010 to 2010
$416k
AHRQ HHS 1R21HS019574-01AHRQ HHS R21 HS019574NIA NIH HHS RC4 AG038635
6 · The paper itself

Abstract

backgroundGuidelines suggest statin use after acute myocardial infarction (AMI) should be close to universal in patients without safety concerns yet rates are much lower than recommended, decline with patient complexity, and display substantial geographic variation. Trial exclusions have resulted in little evidence to guide statin prescribing for complex patients.

objectiveTo assess the benefits and risks associated with higher rates of statin use after AMI by baseline patient complexity. RESEARCH

designSample includes Medicare fee-for-service patients with AMIs in 2008-2009. Instrumental variable estimators using variation in local area prescribing patterns by statin intensity as instruments were used to assess the association of higher statin prescribing rates by statin intensity on 1-year survival, adverse events, and cost by patient complexity.

resultsProviders seem to have individualized statin use across patients based on potential risks. Higher statin rates for noncomplex AMI patients were associated with increased survival rates with little added adverse event risk. Higher statin rates for complex AMI patients were associated with tradeoffs between higher survival rates and higher rates of adverse events.

conclusionsHigher rates of statin use for noncomplex AMI patients are associated with outcome rate changes similar to existing evidence. For the complex patients in our study, who were least represented in existing trials, higher statin-use rates were associated with survival gains and higher adverse event risks not previously documented. Policy interventions promoting higher statin-use rates for complex patients may need to be reevaluated taking careful consideration of these tradeoffs.

Indexed as

Acute DiseaseAgedAged, 80 and overComorbidityDrug UtilizationFemaleHumansHydroxymethylglutaryl-CoA Reductase InhibitorsInsurance Claim ReviewMaleMedicareMyocardial InfarctionPractice Guidelines as TopicRisk AssessmentUnited StatesHydroxymethylglutaryl-CoA Reductase Inhibitors

Identifiers

PMID25719431
PMCPMC6410704

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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.