[GS95] Graf, E., Schumacher, M.: An investigation on measures of explained variation in survival analysis, The Statistician, 44, 497-507 (1995)

[GSSS99] Graf, E., Schmoor, C., Sauerbrei, W., Schumacher, M.: Assessment and comparison of prognostic classification schemes for survival data, Statistics in Medicine, 18, 2529-2545 (1999) [Hel87] Heiland, I.S.: On the interpretation and use of R2 in regression analysis, Biometrics, 43, 61-69 (1987) [Hen95] Henderson, R.: Problems and prediction in survival-data analysis,

Statistics in Medicine, 14, 161-184 (1995) [KS90] Korn, E.L., Simon, R.: Measures of explained variation for survival data, Statistics in Medicine, 9, 487-503 (1990) [KS91] Korn, E.L., Simon, R.: Explained residual variation, explained risk and goodness of fit, The American Statistician, 45, 201-206 (1991) [MS02] Mittlböck, M., Schemper, M.: Explained variation for logistic regression - small sample adjustments, confidence intervals and predictive precision, Biometrical Journal, 44 (3), 263-272 (2002) [MW00] Mittlböck, M., Waldhör, T.: Adjustments for R2-measures for Poisson regression models, Computational Statistics and Data Analysis, 34, 461-472 (2000)

[QX01] O'Quigley, J., Xu, R.: Explained variation in proportional hazards regression. In: Crowley, J. (ed) Handbook of Statistics in Clinical Oncology. Marcel Dekker, Inc., New York (2001) [PP89] Pakes, A., Pollard, D.: Simulation and the asymptotics of optimization estimators, Econometrica , 57, 1027-1057 (1989) [SH00] Schemper, M., Henderson, R.: Predictive accuracy and explained variation in cox regression, Biometrics, 56, 249-255 (2000) [SS96] Schemper, M., Stare J.: Explained variation in survival analysis,

Statistics in Medicine, 15, 1999-2012 (1996) [Whi89] White, H.: Maximum likelihood estimation of misspecified models, Econometrica, 50,1-25 (1989)

This article has appeared in the December 2004 issue of Lifetime Data Analysis

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