In studies on HSCT Kaplan–Meier (KM) estimates of survival curves and Cox proportional hazard models are widely used to describe survival trends and identify significant prognostic factors. All these ...

We describe how to conduct a regression analysis for competing risks data. The use of an add-on package for the R statistical software is described, which allows for the estimation of the ...

Discover how quantitative analysis can illuminate hedge fund performance, offering insights into risk metrics and benchmarks for smarter investing decisions.

A PQRI expert working group provides case study examples of risk-management applications. The harmonized Q9 Quality Risk Management guideline from the International Conference on Harmonization (ICH) ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Michael Boyle is an experienced financial ...

Investment risk refers to the potential for an investment to experience a loss or deviation from its expected return and can come from a variety of places. All investments carry some level of risk ...