Abstract:
OBJECTIVES:To simplify our previous risk score for predicting the in-hospital mortality risk in patients with non-ST-segment elevation myocardial infarction (NSTEMI) by dropping laboratory data. DESIGN:Prospective cohort. SETTING:Multicentre, 108 hospitals across three levels in China. PARTICIPANTS:A total of 5775 patients with NSTEMI enrolled in the China Acute Myocardial Infarction (CAMI) registry. PRIMARY OUTCOME MEASURES:In-hospital mortality. RESULTS:The simplified CAMI-NSTEMI (SCAMI-NSTEMI) score includes the following nine variables: age, body mass index, systolic blood pressure, Killip classification, cardiac arrest, ST-segment depression on ECG, smoking status, previous angina and previous percutaneous coronary intervention. Within both the derivation and validation cohorts, the SCAMI-NSTEMI score showed a good discrimination ability (C-statistics: 0.76 and 0.83, respectively); further, the SCAMI-NSTEMI score had a diagnostic performance superior to that of the Global Registry of Acute Coronary Events risk score (C-statistics: 0.78 and 0.73, respectively; p<0.0001 for comparison). The in-hospital mortality increased significantly across the different risk groups. CONCLUSIONS:The SCAMI-NSTEMI score can serve as a useful tool facilitating rapid risk assessment among a broader spectrum of patients admitted owing to NSTEMI. TRIAL REGISTRATION NUMBER:NCT01874691.
journal_name
BMJ Openjournal_title
BMJ openauthors
Song C,Fu R,Li S,Yang J,Wang Y,Xu H,Gao X,Liu J,Liu Q,Wang C,Dou K,Yang Ydoi
10.1136/bmjopen-2019-030772subject
Has Abstractpub_date
2019-09-12 00:00:00pages
e030772issue
9issn
2044-6055pii
bmjopen-2019-030772journal_volume
9pub_type
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