5 papers
High-dimensional partial linear model with trend filtering
Sang Kyu Lee, Erikka Loftfield, Hyokyoung G. Hong +1
Understanding the links between diet, metabolic changes, and health outcomes is a key focus in nutritional science and broader biological research. Analyzing relationships, such as…
Bayesian Nonparametric Causal Inference for Quantile Residual Life: An Application to Alzheimer's Disease
Woojung Bae, Taekwon Hong, Sang Kyu Lee +2
In Alzheimer's disease research, a clinically important question is how much longer individuals would remain dementia-free beyond a given time under different baseline amyloid stat…
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…
StaRQR-K: False Discovery Rate Controlled Regional Quantile Regression
Sang Kyu Lee, Tongwu Zhang, Hyokyoung G. Hong +1
Quantifying how genomic features influence different parts of an outcome distribution requires statistical tools that go beyond mean regression, especially in ultrahigh-dimensional…
Decomposition of Longitudinal Disparities: an Application to the Fetal Growth-Singletons Study
Sang Kyu Lee, Seonjin Kim, Mi-Ok Kim +2
Addressing health disparities among different demographic groups is a key challenge in public health. Despite many efforts, there is still a gap in understanding how these disparit…