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Ongoing Projects

Improving Missing Data Analysis in Distributed Research Networks
Funding source: Agency for Healthcare Research and Quality (R01HS026214) [Link]
Study period: 2018-2021
Principal Investigator: Darren Toh 
Objectives: Refine existing methods and develop new methods to improve missing data analysis in distributed data networks. 
Sentinel Initiative
Funding source: Food and Drug Administration (75F40119F19001) [Link]
Study period: 2019-2024
Principal Investigator: Richard Platt
Co-Investigator: Darren Toh, Jeffrey Brown
Objectives: Develop and maintain a national active surveillance system to monitor the safety of FDA-regulated medical products.
Medications and weight gain in PCORnet: The MedWeight Study
Funding source: National Institute of Diabetes and Digestive and Kidney Diseases (R01DK120598)
Study period: 2020-2024
Principal Investigator: Jason Block
Co-Investigator: Darren Toh, Jessica Young
Objectives: Examine how several classes of prescription medications influence weight, risk for diabetes, and cholesterol over time.
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