Evidence map›Paper›PMID 23418560›Full record

ArticlePloS one2013

Effect of stent inflation pressure and post-dilatation on the outcome of coronary artery intervention. A report of more than 90,000 stent implantations.

Ole Fröbert, Giovanna Sarno, Stefan K James, Nawsad Saleh, Bo Lagerqvist

Abstract read
In one paragraph

Article in PloS one, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing 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

16 citing papers in PubMed.

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  12. The fate of small side branches following drug eluting stent implantation.International journal of cardiology. Heart & vasculature · 2016
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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

5 authors.

Ole FröbertDepartment of Cardiology, Örebro University Hospital, Örebro, Sweden. ole.frobert@orebroll.se
Giovanna Sarno
Stefan K James
Nawsad Saleh
Bo Lagerqvist

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPercutaneous coronary intervention (PCI) stent inflation pressure correlates to angiographic lumen improvement and stent expansion but the relation to outcome is not clarified. Using comprehensive registry data our aim was to evaluate how stent inflation pressure influences restenosis, stent thrombosis and death following PCI.

methodsWe evaluated all consecutive coronary stent implantations in Sweden during 46 months from 2008 using data from the Swedish Coronary Angiography and Angioplasty Registry (SCAAR). We used logistic regression and Cox proportional hazard modeling to estimate risk of outcomes with different balloon pressures.

resultsIn total, 93 697 stents were eligible for analysis and divided into five different pressure interval groups: ≤15 atm, 16-17 atm, 18-19 atm, 20-21 atm and ≥22 atm. The risks of stent thrombosis and restenosis were significantly higher in the ≤15 atm, 18-19 atm and ≥22 atm groups (but not in the 16-17 atm group) compared to the 20-21 atm group. There were no differences in mortality. Post-dilatation was associated with a higher restenosis risk ratio (RR) of 1.22 (95% confidence interval (CI) 1.14-1.32, P<0.001) but stent thrombosis did not differ statistically between procedures with or without post-dilatation. The risk of death was lower following post-dilatation (RR 0.81 (CI 0.71-0.93) P = 0.003) and the difference compared to no post-dilatation was seen immediately after PCI.

conclusionOur retrospective study of stent inflation pressure identified a possible biological pattern--the risks of stent thrombosis and of restenosis appeared to be higher with low and very high pressures. Post-dilatation might increase restenosis risk.

Indexed as

AgedAngioplasty, Balloon, CoronaryCoronary Artery DiseaseCoronary RestenosisDilatationFemaleHumansKaplan-Meier EstimateLogistic ModelsMaleMiddle AgedOutcome Assessment, Health CarePressureProportional Hazards ModelsRegistriesRisk Factors

Identifiers

PMID23418560
PMCPMC3571959

What OpenQuestion holds

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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.