Dr. Yu's research has focused on applying advanced psychometric theories, such as item response theory and structural equation modeling, to health related outcomes. She has been the lead psychometrician for the NIH Roadmap Initiative, Patient Reported Outcome Measurement Information System (PROMIS( Pittsburgh research site since 2007. Her research interests include large survey data, secondary data analysis, psychometrics, and item bank development for various patient reported outcomes. Dr. Yu also teaches Survey Design and Data Analysis. it is currently offered twice a year. She is also interested in teaching advanced psychometric theories, which can be applied to develop and improve patient reported outcome measures.
- BA, Renmin University of China, 1999
- MS, Penn State University, 2006
- PhD, Penn State University, 2007
Education & Training
Yu L, Buysse DJ, Germain A, Moul DE, Stover A, Dodds NE, Johnston KL, Pilkonis PA. Development of short forms from the PROMIS™ sleep disturbance and Sleep-Related Impairment item banks. Behavioral Sleep Medicine. 2011;10(1):6-24.
Mazefsky CA, Yu L, Pilkonis PA. Psychometric properties of the emotion dysregulation inventory in a nationally representative sample of youth. Journal of Clinical Child & Adolescent Psychology. 2020:1-13.
Donovan LM, Yu L, Bertisch SM, Buysse DJ, Rueschman M, Patel SR. Responsiveness of patient reported outcomes to treatment among patients with type 2 diabetes mellitus and obstructive sleep apnea. Chest. 2019.
Brindle RC, Yu L, Buysse DJ, Hall MH. Empirical derivation of cut-off values for the sleep health metric and its relationship to cardiometabolic morbidity: Results from the Midlife in the United States (MIDUS) study. Sleep. 2019.
- Finalist of International Society For Quality for Life Research New Investigator Award, 2009
- Outstanding Poster Presentation/Faculty, WPIC Tenth Annual Research Day, 2010
- Early Career Distinguished Research Award, 2012
