F
Fang Zhang
Researcher at Harvard University
Publications - 187
Citations - 10202
Fang Zhang is an academic researcher from Harvard University. The author has contributed to research in topics: Medicine & Health care. The author has an hindex of 42, co-authored 152 publications receiving 8513 citations. Previous affiliations of Fang Zhang include Johns Hopkins University & University of Massachusetts Medical School.
Papers
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Journal ArticleDOI
Segmented regression analysis of interrupted time series studies in medication use research
TL;DR: It is shown how segmented regression analysis can be used to evaluate policy and educational interventions intended to improve the quality of medication use and/or contain costs.
Journal ArticleDOI
Use of Interrupted Time Series Analysis in Evaluating Health Care Quality Improvements
Robert B. Penfold,Fang Zhang +1 more
TL;DR: A brief description of ITS is provided, including a fully implemented study of the impact of a program to reduce ADHD medication initiation in children younger than 5 years old and insured by Medicaid in Washington State, and why ITS is a useful tool for quality improvement.
Journal ArticleDOI
Cost-related medication nonadherence and spending on basic needs following implementation of Medicare Part D.
Jeanne M. Madden,Amy J. Graves,Fang Zhang,Alyce S. Adams,Becky A. Briesacher,Dennis Ross-Degnan,Jerry H. Gurwitz,Marsha Pierre-Jacques,Dana Gelb Safran,Gerald R. Adler,Stephen B. Soumerai +10 more
TL;DR: There was evidence for a small but significant overall decrease in CRN and forgoing basic needs following Part D implementation, and no net decrease inCRN after Part D was observed among the sickest beneficiaries, who continued to experience higher rates of CRN.
Journal ArticleDOI
Cost-Related Medication Nonadherence Among Elderly and Disabled Medicare Beneficiaries A National Survey 1 Year Before the Medicare Drug Benefit
Stephen B. Soumerai,Marsha Pierre-Jacques,Fang Zhang,Dennis Ross-Degnan,Alyce S. Adams,Jerry H. Gurwitz,Gerald R. Adler,Dana Gelb Safran +7 more
TL;DR: Rates are highest among nonelderly disabled beneficiaries, but among both elderly and disabled beneficiaries), CRN is exacerbated by poor health, multiple morbidities, and limited drug coverage.
Journal ArticleDOI
Effect of pay for performance on the management and outcomes of hypertension in the United Kingdom: interrupted time series study
Brian Serumaga,Dennis Ross-Degnan,Anthony J Avery,Rachel Elliott,Sumit R. Majumdar,Fang Zhang,Stephen B. Soumerai +6 more
TL;DR: Generous financial incentives, as designed in the UK pay for performance policy, may not be sufficient to improve quality of care and outcomes for hypertension and other common chronic conditions.