Survivor bias and risk assessment

Survivor bias and risk assessment.

I n the current issue of the European Respiratory Journal, LEE et al. [1] have done excellent work developing and validating a risk equation for incident pulmonary arterial hypertension (PAH) patients in the UK. In addition, they have very helpfully summarised the differences and similarities between the newly developed Scottish composite score (SCS) and other contemporary PAH survival equation...

Mathematical Modelling of Bias and Uncertainty in Accident Risk Assessment

Appendix 95 6 CONTENTS 0.1. PREFACE i 0.1 Preface This report is a summary of the results of an off-campus final project entitled " Mathematical modelling of bias and uncertainty in accident risk assessment " executed by the author at the National Aerospace Laboratory NLR, Amster-dam for a period of 28 weeks from December 2001 to June 2002. Execution of a final project is one of the necessary r...

Social disparities in heart disease risk and survivor bias among autoworkers: an examination based on survival models and g-estimation

OBJECTIVES To examine gender and racial disparities in ischaemic heart disease (IHD) mortality related to metalworking fluid exposures and in the healthy worker survivor effect. METHODS A cohort of white and black men and women autoworkers in the USA was followed from 1941 to 1995 with quantitative exposure to respirable particulate matter from water-based metalworking fluids. Separate analys...

Pricing Basic Risk in Survivor Swaps

Pricing Basis Risk in Survivor Swaps