A multi-centre additive and logistic risk model for in-hospital mortality following aortic valve replacement

Field Value
Model ID07-006-01
Model NameNorth West Quality Improvement Programme in Cardiac Interventions (NWQIP) Score
Pubmed ID17287128
First AuthorKuduvalli
JournalEuropean Journal of Cardiothoracic Surgery
Year2007
TitleA multi-centre additive and logistic risk model for in-hospital mortality following aortic valve replacement
Primary Index ConditionCardiac Surgery
Secondary Index ConditionValve
OutcomeMortality
Model Sample Size4550
Cohort Sample Size4550
Number of Events207
Follow-Up DurationShort (<3 months)
AUROC0.78
Calibration Reported1
CovariatesAge 70-75 years; Age 75-85 years; Age >85 years; Renal dysfunction; NYHA class 4; Hypertension; Atrial fibrillation; Ejection fraction <30%; Previous cardiac surgery; Non-elective surgery; Cardiogenic shock; Concomitant CABG; Intercept
Mesh TermsTo be updated
Number of Validations2

External Validations

Yes
2
0.775
1st Author Year Sample Size AUC Calibration Relatedness
Ariyaratne 2011 3306 0.77 Yes Related
Kuduvalli 2007 816 0.78 Yes Closely Related