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Timely Nudge About Lab Results to Increase myGeisinger Uptake

Nudging myGeisinger Enrollment Using Timely Email Messaging Reminding Patients of Lab Results Available

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04333199
Enrollment
5012
Registered
2020-04-03
Start date
2020-05-18
Completion date
2020-07-01
Last updated
2021-06-11

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

Conditions

Telehealth, Health Behavior

Keywords

Behavioral Economics, Patient Portal

Brief summary

The purpose of the current study is to test whether sending email communications in a timely manner - when patients have laboratory results available to view on the myGeisinger patient portal - increases enrollment in the portal.

Detailed description

Online patient portals are convenient tools that improve patient access to healthcare services while often reducing burden to both patients and providers. However, many patients have not enrolled in such portals, including Geisinger's patient portal, known as myGeisinger. The purpose of the current study is to test whether sending myGeisinger enrollment information in a timely manner - when the benefits of enrolling are most readily available - increases enrollment. Specifically, messages will be timely in terms of lab test results having just been made available online, with the added benefit that patients can view their results prior to receiving them via mail. Unenrolled patients who recently had a laboratory procedure ordered and whose results are now ready for sharing will be informed via email that their lab results are available. At the same time, these patients will be reminded that these results can be viewed online through myGeisinger. The primary outcome measure of interest, myGeisinger enrollment rates, will be compared between the emailed population and a control group that similarly has lab results available but will not be contacted. In addition, two different versions of the email communication will be tested. One will highlight that the patient will have to go through a sign-up process before viewing test results (in the service of transparency). The other will provide a presumed direct link to view those results, via a button that potentially serves as a pre-commitment step to undergo the registration process (foot in the door effect). Secondary analyses will assess differences in enrollment rates as well as unsubscribe rates between the email versions. Exploratory analyses will further examine differences in the rates at which patients opened and clicked on enrollment links within the two emails. Statistical analyses will employ generalized linear models with a binary distribution and log-link function.

Interventions

BEHAVIORALTimely

Email

BEHAVIORALTransparency

Email

BEHAVIORALFoot-in-the-door

Email

Sponsors

Geisinger Clinic
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
HEALTH_SERVICES_RESEARCH
Masking
SINGLE (Subject)

Masking description

Participants (i.e., patients) will not be informed specifically of their assignment to different arms throughout the study.

Intervention model description

Every day within the designated study period, an email will be sent to patients who 1) fulfill inclusion criteria, 2) have been randomized to one of the email conditions (rather than the control group), and 3) have not already been randomized to a study condition on a previous day (i.e. no patient will be emailed for this study twice).

Eligibility

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

Inclusion criteria

* Geisinger patient for whom a lab was ordered within 30 days prior to email date * Patient's lab test result released day before email date

Exclusion criteria

* Patient already enrolled in myGeisinger * Patient has already declined myGeisinger

Design outcomes

Primary

MeasureTime frameDescription
Enrollment - Timely Email (Combined Email Arms) vs. no Intervention1 week post-interventionPatient enrolled in myGeisinger (yes / no)

Secondary

MeasureTime frameDescription
Enrollment - Email Including a Get Started Button vs. a View Results Button1 week post-interventionPatient enrolled in myGeisinger (yes / no)
Email Opened - Email Including a Get Started Button vs. a View Results Button1 week post-interventionEmail was opened (yes / no)
Link Clicked - Email Including a Get Started Button vs. a View Results Button1 week post-interventionLink / button to start the enrollment process was clicked (yes / no)
Unsubscribed - Email Including a Get Started Button vs. a View Results Button1 month post-interventionPatient unsubscribed from these email communications (yes / no)
Enrollment - Timely Email (Combined Email Arms) vs. no Intervention1 month post-interventionPatient enrolled in myGeisinger (yes / no)

Countries

United States

Participant flow

Participants by arm

ArmCount
Control
Patients do not receive an email
1,669
Timely Nudge - View Results
Patients are emailed about myGeisinger when they have a lab result ready to view. The email includes a View My Lab Results button, which encourages them to click as a pre-commitment step that then brings them to the myGeisinger sign-up page. Timely: Email Foot-in-the-door: Email
1,671
Timely Nudge - Get Started
Patients are emailed about myGeisinger when they have a lab result ready to view. The email includes a Get Started With myGeisinger button that is transparent about the next step in the process, before the patient can view test results. Timely: Email Transparency: Email
1,669
Total5,009

Withdrawals & dropouts

PeriodReasonFG000FG001FG002
Evaluated PatientsLost to Follow-up012

Baseline characteristics

CharacteristicControlTimely Nudge - View ResultsTimely Nudge - Get StartedTotal
Age, Categorical
<=18 years
NA ParticipantsNA ParticipantsNA ParticipantsNA Participants
Age, Categorical
>=65 years
NA ParticipantsNA ParticipantsNA ParticipantsNA Participants
Age, Categorical
Between 18 and 65 years
NA ParticipantsNA ParticipantsNA ParticipantsNA Participants
Race and Ethnicity Not Collected0 Participants
Sex: Female, Male
Female
NA ParticipantsNA ParticipantsNA ParticipantsNA Participants
Sex: Female, Male
Male
NA ParticipantsNA ParticipantsNA ParticipantsNA Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
deaths
Total, all-cause mortality
0 / 00 / 00 / 0
other
Total, other adverse events
0 / 00 / 00 / 0
serious
Total, serious adverse events
0 / 00 / 00 / 0

Outcome results

Primary

Enrollment - Timely Email (Combined Email Arms) vs. no Intervention

Patient enrolled in myGeisinger (yes / no)

Time frame: 1 week post-intervention

Population: Patients who were randomized and for whom there was a record in the EHR.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
ControlEnrollment - Timely Email (Combined Email Arms) vs. no Intervention65 Participants
Timely NudgeEnrollment - Timely Email (Combined Email Arms) vs. no Intervention361 Participants
p-value: <0.00195% CI: [2.2805876, 3.9211066]Regression, Logistic
Secondary

Email Opened - Email Including a Get Started Button vs. a View Results Button

Email was opened (yes / no)

Time frame: 1 week post-intervention

Population: Patients who were delivered an email (i.e. email did not bounce back) and for whom there was a record in the EHR.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
ControlEmail Opened - Email Including a Get Started Button vs. a View Results Button654 Participants
Timely NudgeEmail Opened - Email Including a Get Started Button vs. a View Results Button617 Participants
p-value: 0.57195% CI: [0.8242111, 1.1124918]Regression, Logistic
Secondary

Enrollment - Email Including a Get Started Button vs. a View Results Button

Patient enrolled in myGeisinger (yes / no)

Time frame: 1 week post-intervention

Population: Patients who were delivered an email (i.e. email did not bounce back) and for whom there was a record in the EHR.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
ControlEnrollment - Email Including a Get Started Button vs. a View Results Button190 Participants
Timely NudgeEnrollment - Email Including a Get Started Button vs. a View Results Button159 Participants
p-value: 0.15495% CI: [0.9404654, 1.4759445]Regression, Logistic
Secondary

Enrollment - Timely Email (Combined Email Arms) vs. no Intervention

Patient enrolled in myGeisinger (yes / no)

Time frame: 1 month post-intervention

Population: Patients who were randomized and for whom there was a record in the EHR.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
ControlEnrollment - Timely Email (Combined Email Arms) vs. no Intervention141 Participants
Timely NudgeEnrollment - Timely Email (Combined Email Arms) vs. no Intervention488 Participants
p-value: <0.00195% CI: [1.5220654, 2.2589975]Regression, Logistic
Secondary

Link Clicked - Email Including a Get Started Button vs. a View Results Button

Link / button to start the enrollment process was clicked (yes / no)

Time frame: 1 week post-intervention

Population: Patients who were delivered an email (i.e. email did not bounce back) and for whom there was a record in the EHR.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
ControlLink Clicked - Email Including a Get Started Button vs. a View Results Button494 Participants
Timely NudgeLink Clicked - Email Including a Get Started Button vs. a View Results Button307 Participants
p-value: <0.00195% CI: [1.5692523, 2.1957769]Regression, Logistic
Secondary

Unsubscribed - Email Including a Get Started Button vs. a View Results Button

Patient unsubscribed from these email communications (yes / no)

Time frame: 1 month post-intervention

Population: Patients who were delivered an email (i.e. email did not bounce back) and for whom there was a record in the EHR.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
ControlUnsubscribed - Email Including a Get Started Button vs. a View Results Button2 Participants
Timely NudgeUnsubscribed - Email Including a Get Started Button vs. a View Results Button2 Participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026