Effect of Reminders on Adherence

Not Applicable

Completed

• Conditions: Diabetes; Hypertension
• Interventions: Behavioral: Prediction mailing; Behavioral: Commitment mailing; Behavioral: Reminder; Behavioral: Identification; Behavioral: Anonymity

• Registration Number: NCT02411006
• Lead Sponsor: University of Pennsylvania

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.

Study Timeline

• Study Start: 2014-11
• Study First Submitted: 2015-04-03
• Study First Submitted QC: 2015-04-07
• Study First Posted: 2015-04-08
• Primary Completion: 2015-06
• Study Completion: 2015-06
• Status Verified: 2016-09
• Last Update Submitted: 2016-09-26
• Last Update Posted: 2016-09-27

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 47088

Inclusion Criteria

• customers of the investigators' insurance company partner

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Exclusion Criteria

• none

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Study & Design

• Study Type: INTERVENTIONAL
• Study Design: FACTORIAL

Arm && Interventions

Group	Intervention	Description
Identified prediction	Identification	Ask subjects to predict their upcoming medication adherence and report it
Identified prediction	Reminder	Ask subjects to predict their upcoming medication adherence and report it
Anonymous prediction	Prediction mailing	Ask subjects to anonymously predict their upcoming medication adherence
Reminder control	Reminder	Send a reminder to subjects every month
Anonymous prediction	Reminder	Ask subjects to anonymously predict their upcoming medication adherence
Anonymous commitment	Commitment mailing	Ask subjects to anonymously commit to their upcoming medication adherence
Anonymous commitment	Anonymity	Ask subjects to anonymously commit to their upcoming medication adherence
Identified prediction	Prediction mailing	Ask subjects to predict their upcoming medication adherence and report it
Anonymous prediction	Anonymity	Ask subjects to anonymously predict their upcoming medication adherence
Anonymous commitment	Reminder	Ask subjects to anonymously commit to their upcoming medication adherence
Identified commitment	Identification	Ask subjects to commit to their upcoming medication adherence and report it
Identified commitment	Commitment mailing	Ask subjects to commit to their upcoming medication adherence and report it
Identified commitment	Reminder	Ask subjects to commit to their upcoming medication adherence and report it

Primary Outcome Measures

Name	Time	Method
Medication refills	6 months	frequency of refilling medication

Secondary Outcome Measures

Name	Time	Method
Hemoglobin A1C	6 months
LDL cholesterol	6 months

Trial Locations

Locations (1)

University of Pennsylvania; 🇺🇸 Philadelphia, Pennsylvania, United States