Validation and refinement of mortality risk models for heart valve surgery

Field Value
Model ID05-016-01
Model NameNorthern New England (NNE) Unified Model
Pubmed ID16039188
First AuthorJin
JournalAnnals of Thoracic Surgery
Year2005
TitleValidation and refinement of mortality risk models for heart valve surgery
Primary Index ConditionCardiac Surgery
Secondary Index ConditionN/A
OutcomeMortality
Model Sample Size1596
Cohort Sample Size1596
Number of Events96
Follow-Up DurationShort (<3 months)
AUROC0.79
Calibration Reported1
CovariatesAge (years); Female; BMI <20 or >32 kg/cm^2; Priority of operation: urgent; Priority of operation: emergent; Priority of operation: salvage; History of cardiac surgery; Peripheral vascular disease; COPD; Pulmonary hypertension; Atrial fibrillation; Logarithm of Cr (mg/dL); NYHA class 4; Concomitant CABG; Constant
Mesh TermsTo be updated
Number of Validations1

External Validations

Yes
1
0.775
1st Author Year Sample Size AUC Calibration Relatedness
Tran 2010 394 0.775 No Related