Validation and Refinement of Mortality Risk Models for Heart Valve Surgery

Applied logistic regression

1990 • 37,000 citations

The meaning and use of the area under a receiver operating characteristic (ROC) curve.

1982 • 20,275 citations

Applied Logistic Regression

2000 • 19,090 citations

MULTIVARIABLE PROGNOSTIC MODELS: ISSUES IN DEVELOPING MODELS, EVALUATING ASSUMPTIONS AND ADEQUACY, AND MEASURING AND REDUCING ERRORS

1996 • 8,991 citations

Risk factors and outcome in European cardiac surgery: analysis of the EuroSCORE multinational database of 19030 patients

1999 • 1,752 citations

Goodness of fit tests for the multiple logistic regression model

1980 • 1,646 citations

What do we mean by validating a prognostic model?

2000 • 1,378 citations

The use of fractional polynomials to model continuous risk variables in epidemiology

1999 • 1,036 citations

Regression with MissingX's: A Review

1992 • 997 citations

A Regional Intervention to Improve the Hospital Mortality Associated With Coronary Artery Bypass Graft Surgery

1996 • 727 citations

Prognostic Modeling with Logistic Regression Analysis

2001 • 512 citations

Prediction of operative mortality after valve replacement surgery

2001 • 409 citations

A Regional Prospective Study of In-Hospital Mortality Associated With Coronary Artery Bypass Grafting

1991 • 386 citations

Identification of preoperative variables needed for risk adjustment of short-term mortality after coronary artery bypass graft surgery

1996 • 309 citations

Risk stratification for cardiac valve replacement. National Cardiac Surgery Database

1999 • 260 citations

A regional prospective study of in-hospital mortality associated with coronary artery bypass grafting. The Northern New England Cardiovascular Disease Study Group

1991 • 232 citations

Comparing risk-adjustment methods for provider profiling

1998 • 212 citations

Multivariable prediction of in-hospital mortality associated with aortic and mitral valve surgery in Northern New England

2004 • 207 citations

Multivariate prediction of in-hospital mortality after percutaneous coronary interventions in 1994–1996

1999 • 170 citations

Ready-Made, Recalibrated, or Remodeled?

1999 • 165 citations

Primary isolated aortic valve replacement

1989 • 139 citations

Mortality after aortic valve replacement: results from a nationally representative database

2000 • 128 citations

Predictors of mortality for patients undergoing cardiac valve replacements in New York State

2000 • 108 citations

Current determinants of operative mortality in 1400 patients requiring aortic valve replacement

2003 • 107 citations

Determinants of operative mortality for patients undergoing aortic valve replacement. Discriminant analysis of 1,479 operations.

1985 • 107 citations

Determinants of operative mortality for patients undergoing aortic valve replacement

1985 • 79 citations

Predictors of operative survival after valve replacement.

1988 • 76 citations

Challenges in comparing risk-adjusted bypass surgery mortality results

2000 • 61 citations

Comparison of short-term mortality risk factors for valve replacement versus coronary artery bypass graft surgery

2004 • 55 citations

The use of cusums and other techniques in modelling continuous covariates in logistic regression

1992 • 42 citations

Risk stratification for open heart operations: Comparison of centers regardless of the influence of the surgical team

1997 • 18 citations

Outcomes after aortic and mitral valve replacement surgery in Canada: 1994/95 to 1999/2000.

2004 • 13 citations