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Derivation and external validation of the SHIeLD score for predicting outcome in normotensive pulmonary embolism

dc.contributor.authorFreitas, P
dc.contributor.authorSantos, AR
dc.contributor.authorFerreira, AM
dc.contributor.authorOliveira, A
dc.contributor.authorGonçalves, M
dc.contributor.authorCorte-Real, A
dc.contributor.authorLameiras, C
dc.contributor.authorMaurício, J
dc.contributor.authorOrnelas, E
dc.contributor.authorMatos, C
dc.contributor.authorFaria, D
dc.contributor.authorAugusto, J
dc.contributor.authorSimões, J
dc.contributor.authorMorais, C, et al.
dc.date.accessioned2019-03-11T17:29:01Z
dc.date.available2019-03-11T17:29:01Z
dc.date.issued2019
dc.description.abstractIdentifying patients with normotensive pulmonary embolism (PE) who may benefit from thrombolysis remains challenging. We sought to develop and validate a score to predict 30-days PE-related mortality and/or rescue thrombolysis. METHODS: We retrospectively assessed 554 patients with normotensive PE. Independent predictors of the studied endpoint were identified from variables available at admission in the emergency department and were used to create a score. The model was validated in 308 patients from a separate hospital. RESULTS: A total of 64 patients died or needed rescue thrombolysis (44 in the derivation cohort). Four independent prognostic factors were identified: Shock index ≥ 1.0 (OR 3.33; 95% CI 1.40-7.93; P = 0.006), HypoxaemIa by the PaO2/FiO2 ratio (OR 0.92 per 10 units; 95% CI 0.88-0.97; P < 0.001), Lactate (OR 1.38 per mmol/L; 95% CI 1.09-1.75; P = 0.008) and cardiovascular Dysfunction (OR 5.67; 95% CI 2.60-12.33; P < 0.001) - SHIeLD score. In the development cohort, event rates for each risk tercile were 0.0%, 2.2%, and 21.6%. In the validation cohort, corresponding rates were 0.0%, 1.9%, and 14.3%. The C-statistic was 0.90 (95% CI 0.86-0.94, P < 0.001) in the derivation cohort and 0.82 (95% CI 0.75-0.89, P < 0.001) in the validation cohort. Decision curve analysis showed that the SHIeLD score is able to accurately identify more true positive cases than the European Society of Cardiology decision criteria. CONCLUSIONS: A risk score to predict 30-days PE-related mortality and/or rescue thrombolysis in patients with normotensive PE was developed and validated. This score may assist physicians in selecting patients for closer monitoring or aggressive treatment strategy.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationInt J Cardiol. 2019 Apr 15;281:119-124.pt_PT
dc.identifier.doi10.1016/j.ijcard.2018.12.062pt_PT
dc.identifier.issn1874-1754
dc.identifier.urihttp://hdl.handle.net/10400.10/2158
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherElsevierpt_PT
dc.subjectPulmonary embolismpt_PT
dc.subjectBiomarkerspt_PT
dc.subjectBiomarkerspt_PT
dc.titleDerivation and external validation of the SHIeLD score for predicting outcome in normotensive pulmonary embolismpt_PT
dc.typejournal article
dspace.entity.typePublication
oaire.citation.conferencePlaceAmsterdampt_PT
oaire.citation.endPage124pt_PT
oaire.citation.startPage119pt_PT
oaire.citation.titleInternational Journal of Cardiologypt_PT
oaire.citation.volume281pt_PT
rcaap.rightsclosedAccesspt_PT
rcaap.typearticlept_PT

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