Multivariate AnalysisPrognosisRisk FactorsRetrospective StudiesLogistic ModelsTreatment OutcomeProspective StudiesFollow-Up StudiesSurvival AnalysisProportional Hazards ModelsPredictive Value of TestsSurvival RateCohort StudiesTime FactorsRegression AnalysisAge FactorsCross-Sectional StudiesKaplan-Meier EstimateNeoplasm StagingDisease-Free SurvivalOdds RatioRisk Assessment