Jean Feng

Mar 28, 2024 | jamanetwork.com | Isabel D. Friesner |Jean Feng |Albert Einstein College

Key PointsQuestion  How well can machine learning approaches using daily step counts from wearable devices predict risk of a first unplanned hospitalization event during concurrent chemoradiotherapy (CRT)? Findings  In this secondary analysis of 3 prospective studies of 214 patients who underwent curative-intent CRT for a variety of solid tumors, machine learning approaches trained on only activity-monitoring data achieved good predictive ability in the stratified temporal validation cohort.

Mar 28, 2024 | jamanetwork.com | Sarah Hawley |Megan R. Haymart |Jean Feng |Isabel D. Friesner

Key PointsQuestion  Can objectively measured physical activity serve as an alternative to the Eastern Cooperative Oncology Group Performance Status (ECOG PS) for evaluating the general health status of patients with progressive lung cancer, and can these parameters have predictive value for survival outcomes?

Aug 5, 2023 | mdpi.com | Siavash Zamirpour |Alan Hubbard |Jean Feng |Atul J. Butte

2. Materials and MethodsWe conducted a retrospective cohort study from 2016 to 2022 at the University of California, San Francisco, CA, USA, an urban quaternary academic medical center. Inclusion criteria included adult operative cases during the study period with ≥1 serum creatinine (sCr) value in the 90 days preceding surgery and ≥1 serum sCr in the 48 h following surgery ().