The Society of Thoracic Surgeons 2008 cardiac surgery risk models: part 2–isolated valve surgery

Field Value
Model ID09-028-04
Model NameSTS (valve) - Ventilation
Pubmed ID19559823
First AuthorO'Brien
JournalAnnals of Thoracic Surgery
Year2009
TitleThe Society of Thoracic Surgeons 2008 cardiac surgery risk models: part 2–isolated valve surgery
Primary Index ConditionCardiac Surgery
Secondary Index ConditionValve
OutcomeProlonged Ventilation
Model Sample Size109759
Cohort Sample Size109759
Number of Events12892
Follow-Up DurationShort (<3 months)
AUROCNot reported
Calibration Reported1
CovariatesIntercept, Atrial fibrillation, Age function 1, Age function 3, Age by reoperation function, Age by status function, BSA function 1, BSA function 2, CHF but not NYHA IV, CHF and NYHA IV, CHF by MVR function, CHF by MVRepair function, CLD function, Creatin
Mesh TermsTo be updated
Number of Validations4

External Validations

Yes
4
0.747
1st Author Year Sample Size AUC Calibration Relatedness
Holinski 2015 78 Not Reported Yes Related
Ivanov 2016 1412 0.6666 Yes Distantly Related
Wang 2015 620 0.747 Yes Related
Wang 2017 407 0.784 No Related