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. 2019 Mar 20;21(3):e11486. doi: 10.2196/11486

Table 4.

Medication adherence by condition as measured by mean proportion of days covered and percent of individuals classified as adherent.

Metric Diabetes Dyslipidemia Hypertension
PDCa, mean (SD)

Fixed PDCa methodology 0.673 (0.320) 0.756 (0.291) 0.756 (0.256)

Variable PDC methodology 0.917 (0.130) 0.921 (0.127) 0.929 (0.110)
Adherent (PDC≥0.80), n (%)

Fixed PDC methodology 56,630 (48.09) 195,606 (61.64) 373,515 (55.46)

Variable PDC methodology 87,365 (85.38) 248,709 (86.77) 572,553 (89.07)

aPDC: proportion of days covered.