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319 * ! Tue, 8/9/2022, 2:00 PM - 3:50 PM CC-207B
Innovative Statistical and Machine Learning Methods for Wearable Device Data — Topic Contributed Papers
WNAR, Section on Medical Devices and Diagnostics, ENAR
Organizer(s): Chongzhi Di, Fred Hutchinson Cancer Research Center; Ken Wang, Fred Hutchinson Cancer Research Center
Chair(s): Jingjing Zou, University of California at San Diego (UCSD)
2:05 PM Methods for Improving Sedentary Behavior Estimation from Hip-Worn Accelerometers
Loki Natarajan, University of California at San Diego (UCSD); Jingjing Zou, University of California at San Diego (UCSD); Yiren Wang, University of California San Diego
2:25 PM Considerations to Address Missing Data When Deriving Clinical Trial Endpoints from Digital Health Technologies
Junrui Di, Pfizer Inc
2:45 PM Identifying Different Patterns Across Multiple Activity Behaviors Using Latent Class Analysis: A Compositional Data Approach
Annie Green Howard, UNC - Chapel Hill; Fang Wen, UNC - Chapel Hill; Chongzhi Di, Fred Hutchinson Cancer Research Center; Julie Buring, Harvard Medical School; Eric Shiroma, National Institute on Aging; Michael Kebede, UNC - Chapel HIll; Kelly Evenson, UNC - Chapel Hill; I-Min Lee, Harvard T.H. Chan School of Public Health
3:05 PM Calibration of an Accelerometer Activity Index Among Older Women and Its Association with Cardiometabolic Risk Factors
Guangxing Wang, Fred Hutchinson Cancer Research Center; Sixuan Wu, Inspur; Kelly Evenson, UNC - Chapel Hill; Ilsuk Kang, Fred Hutchinson Cancer Research Center; Michael LaMonte, University at Buffalo – SUNY; John Bellettiere, UCSD; I-Min Lee, Harvard T.H. Chan School of Public Health; Annie Green Howard, UNC - Chapel Hill; Andrea LaCroix, UCSD; Chongzhi Di, Fred Hutchinson Cancer Research Center
3:25 PM Discussant: Chongzhi Di, Fred Hutchinson Cancer Research Center
3:45 PM Floor Discussion