Risk index for predicting in-hospital mortality for cardiac valve surgery

Field Value
Model ID07-008-01
Model NameHannan 2007 - Isolated Valve
Pubmed ID17307434
First AuthorHannan
JournalAnnals of Thoracic Surgery
Year2007
TitleRisk index for predicting in-hospital mortality for cardiac valve surgery
Primary Index ConditionCardiac Surgery
Secondary Index ConditionValve
OutcomeMortality
Model Sample Size10702
Cohort Sample Size10702
Number of Events472
Follow-Up DurationShort (<3 months)
AUROC0.794
Calibration Reported1
CovariatesType of valve surgery: aortic valve replacement; Type of valve surgery: mitral valve replacement; Type of valve surgery: mitral valve repair; Type of valve surgery: multiple valve repair or replacement; Age <=45 years; Age 46-54 years; Age 55-64 years; Age 65-74 years; Age 75 years and older; Female sex; Hemodynamic state: unstable; Hemodynamic state: shock; Preprocedural MI <= 14 days; Chronic obstructive pulmonary disease; Endocarditis; Hepatic failure; Peripheral arterial disease; Renal failure: creatinine > 2.5 mg/dL; Renal failure: requiring dialysis; Previous open heart operations; Intercept
Mesh TermsTo be updated
Number of Validations3

External Validations

Yes
3
0.771
1st Author Year Sample Size AUC Calibration Relatedness
Hannan 2007 9662 NR Yes Closely Related
Wang 2013 3479 0.682 Yes Distantly Related
van Gameren 2008 904 0.86 Yes Distantly Related