3 papers
stat.ME2026
Estimator-Aligned Prospective Sample Size Determination for Designs Using Inverse Probability of Treatment Weighting
Taekwon Hong, Daeyoung Lim, Woojung Bae +1
In observational studies, accurately characterizing variance is critical for sample size determination, yet unaccounted-for variability from propensity score estimation and the res…
stat.ME2026
A Causal Framework for Quantile Residual Lifetime
Taekwon Hong, Woojung Bae, Sang Kyu Lee +2
Estimating prognosis conditional on surviving an initial high-risk period is crucial in clinical research. Yet, standard metrics such as hazard ratios are often difficult to interp…
stat.CO2025
Diagnostics for Semiparametric Accelerated Failure Time Models with R Package afttest
Woojung Bae, Dongrak Choi, Jun Yan +1
The semiparametric accelerated failure time (AFT) model offers a direct and interpretable alternative to the Cox proportional hazards model, yet practical diagnostic tools for this…