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. 2021 Jul;39(3):264–271. doi: 10.2337/cd21-0026

FIGURE 2.

FIGURE 2

Control chart of CGM use among 12- to 26-year-old youths from all 10 participating sites in the T1DX-QI collaborative. CGM use increased from 34% baseline to 55% in 20 months after testing various interventions. Dashed lines are control lines, the solid line represents the mean. Dem, denominator; Num, numerator.