Showing stat.APShow all
3 papers · 1 filter
stat.AP2026
A functional joint model with baseline functional covariates: linking sitting accumulation patterns to physical function and mortality among older women
Luo Xiao, Wenyi Wang, Yumeng Zhang +3
In large-scale epidemiological studies, it is often of interest to investigate joint relationships between longitudinal and time-to-event outcomes with exposures that are trajector…
stat.AP2026
Modeling Physical Activity Change as Smooth Transformations: Temporal and Amplitude Patterns Associated with Physical Function in Older Women
Rong W. Zablocki, Steve Nguyen, Yacun Wang +11
Purpose: To investigate whether longitudinal changes in timing and magnitude of PA are associated with physical function (PF) in older women. Methods: Women from OPACH study with a…
stat.AP2022
A Riemann Manifold Model Framework for Longitudinal Changes in Physical Activity Patterns
Jingjing Zou, Tuo Lin, Chongzhi Di +7
Physical activity (PA) is significantly associated with many health outcomes. The wide usage of wearable accelerometer-based activity trackers in recent years has provided a unique…