Increasing Engagement With Messages Regarding CRC Screening Among Adults Aged 45-49 (CRC45+TEXT)

November 9, 2023 updated by: Daniel M. Croymans, MD, MBA, MS, University of California, Los Angeles

Quality Improvement Study Aimed at Increasing Engagement With Messages Regarding CRC Screening Among Adults Aged 45-49 (CRC45+ TEXT).

In May of 2021, the United States Preventive Service Task Force (USPSTF) updated their colorectal cancer (CRC) screening guidelines by recommending screening at an earlier age for average-risk adults starting at the age of 45 years old (Grade B recommendation). This is in addition to their Grade A recommendations of continuing to screen average-risk adults ages 50-75 years old. As the investigators health system aims to screen the newly eligible population of average-risk patients between the ages of 45-49, the investigators proposed randomized controlled trial is aimed to determine the most effective patient outreach approach to increase patients' engagement with messages regarding CRC screening and screening uptake within this specific age-group.

Study Overview

Detailed Description

Colorectal cancer (CRC) is the second leading cause of cancer-related death for both men and women in the United States. One in 17 Americans will suffer from CRC during their lifetime and early detection of cancers and polyps by screening is shown to reduce CRC mortality. In 2021, the USPSTF updated its CRC screening guidelines to start screening average-risk individuals at the age of 45 years due in part to a rising incidence of CRC and premalignant polyps in younger patients.

This current study will be a nested study within a larger investigation to determine the most effective patient outreach approach to increase patients' engagement with messages regarding CRC screening and CRC screening utilization in average-risk individuals ages 45-49 years. Here the investigators are testing which type of SMS messaging is most effective in prompting people to review MyChart message regarding CRC screening and thus increasing CRC screening uptake among individuals 45-49 years old.

There will be three different text messages that have been formulated utilizing behavioral science principles, and then randomize them equally among the eligible population. There will be stratified patient randomization based on arm assignment in our 'CRC45+ Choice' evaluation to prevent cross-study contamination. The arms for this investigation will be 1) Control, 2) Risk Information and 3) Risk Information + Action. In the control (standard care) arm, patients will receive the standard SMS text message. In the Risk Information arm, patients will receive a message indicating their risk for colorectal cancer, on top of the content in the Control arm. Finally, in the Risk Information + Action arm patients will receive risk information and importance of taking quick action, on top of the content in the Control arm. The investigators will also randomly assign patients into receiving our text message on one of ten workdays, stratifying by arm assignment in both the CRC45+ Choice Evaluation and CRC45+ Text Evaluation.

We will send text reminders to patients two weeks after they receive the initial text message. Reminder content will be very similar to the content of initial text message, and differ by arm.

For this investigation the investigators hypothesize:

  1. Hyp 1: Patients assigned to the Risk Information + Action Arm (Arm 2) will have a higher click rate than patients assigned to the Control Arm (Arm 0)
  2. Hyp 2: Patients assigned to the Risk Information + Action Arm (Arm 2) will have a higher click rate than patients assigned to the Risk Information Arm (Arm 1)

Analysis: The investigators will utilize patient-level ordinary least squares (OLS) estimation, with statistical inferences based on model-robust standard errors. The primary model term will be indicator variables for arm assignment.

The analysis will adjust for sex, race/ethnicity, social vulnerability index (at the ZIP code level), and MyChart logins decile.

Treatment effects will be summarized using rate differences and 95% CI's. Exploratory analyses will investigate heterogenous treatment effects by demographic subgroups by splitting the sample into each demographic subgroup as well as by testing demographics and text message arm interactions. Sensitivity analyses will be performed without covariates, and using logistic regression models in place of linear regression models. Missing covariate values will be handled by including 'unknown' indicators, along with mean imputation for quantitative covariates.

The investigators will additionally explore how click rates within the SMS message vary with the day of the week.

Primary analyses will use intention-to-treat protocol.

Study Type

Interventional

Enrollment (Actual)

20509

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • California
      • Westwood, California, United States, 90095
        • UCLA Health Department of Medicine, Quality Office
      • Westwood, California, United States, 90095
        • UCLA Vatche and Tamar Manoukian Division of Digestive Diseases

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

45 years to 49 years (Adult)

Accepts Healthy Volunteers

Yes

Description

Inclusion Criteria:

  • UCLA Health patient
  • Age 45-49 (as of 2/1/2022)
  • Active primary care provider
  • Visit within the last 3 years

Exclusion Criteria:

  • Age <45 or >50 years old at time of randomization
  • Documented family history of CRC in EMR
  • History (personal or family) of prior adenomatous polyps in the EMR
  • History of high-risk cancer syndromes (e.g., Lynch, FAP)
  • Prior CRC screening with colonoscopy or FIT
  • Inactive MyChart status at enrollment
  • No documented SMS-capable phone number

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Prevention
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
No Intervention: Standard of Care
This group will receive a standard SMS text message indicating that they have a MyChart message from their provider about CRC screening and should follow a link to be screened.
Experimental: "Risk Information"
This group will receive an SMS text message highlighting their risk for CRC.
This group will receive an SMS text message highlighting their risk for CRC on top of the content in the Control arm.
Experimental: "Risk Information + Action"
This group will receive an SMS message highlighting their risk for CRC and the importance of taking quick action.
This group will receive an SMS text message highlighting their risk for CRC and the importance of taking quick action, on top of the content in the Control arm.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Opening link within SMS Text message
Time Frame: 1 week after getting the initial text message
Rate of clicking the link to MyChart within the SMS text message
1 week after getting the initial text message

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Opening link within SMS Text Message
Time Frame: 1 month after getting initial text message
Rate of clicking the link to MyChart within the SMS text message during 1 month
1 month after getting initial text message
CRC45+ Choice MyChart Message opened
Time Frame: 1 month after getting the initial text message
Rate of opening MyChart message
1 month after getting the initial text message
Overall completion of any CRC screening test
Time Frame: 6 months after getting the initial text message
Rate of completion of any CRC screening (FIT Kit or Colonoscopy) within the observation window.
6 months after getting the initial text message

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

February 21, 2022

Primary Completion (Actual)

August 21, 2022

Study Completion (Actual)

November 21, 2022

Study Registration Dates

First Submitted

February 27, 2022

First Submitted That Met QC Criteria

March 10, 2022

First Posted (Actual)

March 16, 2022

Study Record Updates

Last Update Posted (Estimated)

November 13, 2023

Last Update Submitted That Met QC Criteria

November 9, 2023

Last Verified

November 1, 2023

More Information

Terms related to this study

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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