Study: NCT03712553

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Opt-Out
Description: Opt-In messaging prompts participants to contact their primary care provider to receive Hepatitis C screening whereas Opt-Out messaging includes a signed laboratory order for Hepatitis C screening.

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: Letter
Description: Participants receive messaging prompting them to contact their primary care provider to receive Hepatitis C screening, either as a letter or an electronic message on the MyPennMedicine patient portal.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Letter
Description: Participants receive messaging prompting them to contact their primary care provider to receive Hepatitis C screening, either as a letter or an electronic message on the MyPennMedicine patient portal.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Letter
Description: Participants receive messaging prompting them to contact their primary care provider to receive Hepatitis C screening, either as a letter or an electronic message on the MyPennMedicine patient portal.

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: Letter
Description: Participants receive messaging prompting them to contact their primary care provider to receive Hepatitis C screening, either as a letter or an electronic message on the MyPennMedicine patient portal.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Letter
Description: Participants receive messaging prompting them to contact their primary care provider to receive Hepatitis C screening, either as a letter or an electronic message on the MyPennMedicine patient portal.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Behavioral Economic Messaging
Description: Participants receive standard messaging about HCV and ways to get screened and messaging that incorporates behavioral economic principles such as norms, reciprocity, anticipated regret, and pre-commitment to get screening.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Behavioral Economic Messaging
Description: Participants receive standard messaging about HCV and ways to get screened and messaging that incorporates behavioral economic principles such as norms, reciprocity, anticipated regret, and pre-commitment to get screening.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Behavioral Economic Messaging
Description: Participants receive standard messaging about HCV and ways to get screened and messaging that incorporates behavioral economic principles such as norms, reciprocity, anticipated regret, and pre-commitment to get screening.

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: Usual Care Messaging
Description: Participants receive standard messaging about HCV and ways to get screening.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Usual Care Messaging
Description: Participants receive standard messaging about HCV and ways to get screening.

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: Usual Care Messaging
Description: Participants receive standard messaging about HCV and ways to get screening.

Intervention type: BEHAVIORAL
Group type: ACTIVE_COMPARATOR
Intervention: Usual Care Messaging
Description: Participants receive standard messaging about HCV and ways to get screening.