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. Author manuscript; available in PMC: 2009 Jan 13.
Published in final edited form as: JAMA. 2003 Oct 22;290(16):2159–2167. doi: 10.1001/jama.290.16.2159

Figure 1.

Figure 1

Distribution of HbA1c Concentration by Randomized Treatment Group at the End of the DCCT and in Each Year of the EDlC Study

DCCT indicates Diabetes Control and Complications Trial; EDIC, Epidemiology of Diabetes Interventions and Complications; HbA1c, glycosylated hemoglobin. Boxes indicate 25th and 75th percentiles of HbA1c, level; whiskers, 5th and 95th percentiles; heavy horizontal lines, medians; thin horizontal lines, means.