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Effect of Reminders on Adherence

Prediction and Pre-commitment Mailings for Medication Adherence

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT02411006
Enrollment
47088
Registered
2015-04-08
Start date
2014-11-30
Completion date
2015-06-30
Last updated
2016-09-27

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Diabetes, Hypertension

Brief summary

The investigators seek to increase medication adherence of subjects. The investigators will send mailings to customers of an insurance company, asking them to predict or commit to a certain level of behavior. The investigators will measure whether this increases medication adherence.

Detailed description

The investigators seek to increase medication adherence of subjects. The investigators will send mailings to customers of an insurance company, asking them to predict or commit to a certain level of behavior. The investigators will measure whether this increases medication adherence. The investigators will send mailings to subjects once per month, and elicit responses via mail, phone, and web surveys.

Interventions

BEHAVIORALPrediction mailing

Ask people to predict their upcoming medication adherence

BEHAVIORALCommitment mailing

Ask people to commit to their upcoming medication adherence

BEHAVIORALReminder

Remind people to take their medicine

BEHAVIORALAnonymity

Keep patient predictions and commitment anonymous

BEHAVIORALIdentification

Ask patients to report their predictions and commitments

Sponsors

University of Pennsylvania
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
FACTORIAL
Primary purpose
PREVENTION
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* customers of the investigators' insurance company partner

Exclusion criteria

* none

Design outcomes

Primary

MeasureTime frameDescription
Medication refills6 monthsfrequency of refilling medication

Secondary

MeasureTime frame
Hemoglobin A1C6 months
LDL cholesterol6 months

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Mar 9, 2026