Suboptimal medication adherence is a serious problem in the treatment of chronic
inflammatory diseases. To measure medication adherence, electronic monitoring is
regarded as superior to pill count. GLORIA is an ongoing two-year trial on the
addition of low-dose (5 mg/d) prednisolone or placebo to standard care in older
people (65+ years) with rheumatoid arthritis (RA). During the entire trial adherence is
measured with electronic caps, and with pill counts. The objective is to describe
medication adherence patterns, and to compare the adherence results of the two methods.

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