3 papers
stat.AP2026
Statistical Learning of Pediatric Mental Health-Related Emergency Department Visits Across COVID-19 Pandemic Periods
Anqi A. Chen, X. Joan Hu, Rhonda J. Rosychuk
The paper introduces a statistical learning framework to analyze how pediatric mental‑health related emergency department visits changed before, during, and after the COVID‑19 pand…
stat.ME2025
Analyzing Zero-Truncated Recurrent Events by Stratified Regression with Time-Varying Coefficients
Anqi A. Chen, X. Joan Hu, Rhonda J. Rosychuk +1
This paper presents a strategy for analyzing zero-truncated recurrent events data. Motivated by a pediatric mental health care (PMHC) program, we are particularly concerned with ho…
stat.ME2025
Stratified Regression Analysis of Zero-Truncated Recurrent Event Data
Anqi A. Chen, X. Joan Hu, Rhonda J. Rosychuk
This paper is motivated by an ongoing pediatric mental health care (PMHC) program in which records of mental health-related emergency department (MHED) visits are extracted from po…