Concepedia

David R. Ragland

DR

114

Publications

8.2K

Citations

44

H-Index

1987

Active since

Affiliations

University of California, Berkeley(Current)

University of California, San Francisco

Berkeley Public Health Division

Southeast University

David R. Ragland is an author at University of California, Berkeley specializing in injury prevention, safety science, and transportation engineering.

ORCID

Top concepts

Publications per year

1987–2019

114

Publications

114

Physical Activity and Reduced Occurrence of Non-Insulin-Dependent Diabetes Mellitus

Susan P. Helmrich, David R. Ragland, Rita Leung et al. · New England Journal of Medicine · 1991 · 1.6K citations · Full text

Driving Cessation and Increased Depressive Symptoms

David R. Ragland, William A. Satariano, Kara E. MacLeod · The Journals of Gerontology Series A · 2005 · 480 citations · Full text

Type a Behavior and Mortality from Coronary Heart Disease

David R. Ragland, Richard Brand · New England Journal of Medicine · 1988 · 360 citations

Dichotomizing Continuous Outcome Variables: Dependence of the Magnitude of Association and Statistical Power on the Cutpoint

David R. Ragland · Epidemiology · 1992 · 279 citations

Using Geographically Weighted Poisson Regression for county-level crash modeling in California

Zhibin Li, Wei Wang, Pan Liu et al. · Safety Science · 2013 · 198 citations

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