what is pdc in asthma
Numerator 2: The number of members who achieved a PDC* of at least 75% for their asthma controller medications during the. treatment period. *PDC is the proportion of days covered by at least one asthma controller medication prescription in the measurement year. 2a1.4 Denominator Statement: All health plan members 5â64 years of age during the measurement year who were identified as. having moderate to severe persistent asthma.