Browsing by Subject "rheumatoid-arthritis"

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Analyzing Adherence to Prenatal Supplement: Does Pill Count Measure Up?

Appelgren, KE; Nietert, PJ; Hulsey, TC; Hollis, BW; Wagner, CL (2010)

Objective. To determine if adherence as measured by pill count would show a significant association with serum-based measures of adherence. Methods. Data were obtained from a prenatal vitamin D supplementation trial where ...
Limited educational attainment and radiographic and symptomatic knee osteoarthritis: a cross-sectional analysis using data from the Johnston County (North Carolina) Osteoarthritis Project

Callahan, Leigh F; Shreffler, Jack; Siaton, Bernadette C; Helmick, Charles G; Schoster, Britta; Schwartz, Todd A; Chen, Jiu-Chiuan; ... (9 authors) (2010)

Introduction: Applying a cross-sectional analysis to a sample of 2,627 African-American and Caucasian adults aged >= 45 years from the Johnston County Osteoarthritis Project, we studied the association between educational ...