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NCT Number: NCT03400085

Pilot Study of an mHealth Intervention for Living Donor Follow-up

The investigators are interested in whether or not the use of a mobile health (mHealth) application increases the rate of follow-up compliance among living kidney donors. The investigators aim to test this by randomly assigning living kidney donors to the intervention (use of mHealth application to complete required living kidney donor follow-up at 6 months, 1 year, and 2 years) or control arm (standard of care) upon discharge from their initial donation hospitalization, and tracking follow-up compliance over time. The study population will be approximately 400 living kidney donors who undergo donor nephrectomy at Methodist Specialty and Transplant Hospital (200/year for 2 years).

The investigators will also recruit patients from the Vanderbilt University Medical Center into the study, however, these study participants are not a part of the Pilot Randomized Clinical Trial (RCT).

Active, Not Recruiting

This study is active but is not currently recruiting participants.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Vanderbilt University Medical Center, Nashville, Tennessee, United States

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About this study

Living kidney donation has been promoted as the 'best treatment option' for eligible patients with end-stage renal disease on the transplant waitlist by the American Society of Transplantation. In 2017, 5,264 living kidney donor (LKD) transplants were performed in the United States, representing over one-third of all kidney transplants performed nationally. While living donor nephrectomy is viewed as an overall safe procedure, the surgery does carry associated potential risks, including out-of-pocket costs, difficulty obtaining insurance, and long-term health complications. In 2013, the United Network for Organ Sharing (UNOS) passed new regulations requiring transplant hospitals to collect living kidney donor (LKD) follow-up data for a minimum of 2 years post-donation. Despite this national mandate, less than 50% of transplant hospitals were able to meet reporting thresholds for LKDs who donated in 2013. Documented challenges to collecting this data include cost, donor inconvenience, and data collection burden.

Therefore, novel methods are required to address incomplete donor follow-up. The investigators believe that mobile health (mHealth) systems, such as smartphone applications, would provide an effective, low-cost method of improving living donor follow-up rates. The investigators have built an mHealth system designed for reporting and collecting LKD follow-up data. The mHealth application was created based on previous studies conducted by the study team on the attitudes and perceptions of LKDs at a single transplant center on the use of mHealth for LKD follow-up, as well as after eliciting input from transplant thought leaders in the United States through semi-structured interviews. The aim of this study is to pilot test the mHealth system and compare the investigators' ability to achieve required follow-up at 6 months, 1 year, and 2 years against controls to help estimate potential effect sizes of the intervention.

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Adults (≥18 years)
  • Have undergone live donor nephrectomy at Methodist Specialty and Transplant Hospital in San Antonio, Texas
  • Have undergone live donor nephrectomy at Vanderbilt University Medical Center in Nashville, Tennessee

Exclusion criteria

  • Participants will only be excluded if they do not consent to the study

Treatment and study plan

mHealth application

Other

The intervention is an mHealth smartphone application designed for living kidney donors to complete their required 2-year follow-up. It allows the donor to input the answers to the clinical survey responses, as well as upload a picture of their lab values.

Other names: Application

Primary outcomes

  1. 6-month compliance to follow-up

    Time frame: 6 months

    Compliance with submitting questionnaires and laboratory values within 60 days of the six-month donation anniversary. Participants in the intervention arm will receive notifications when their follow-up is available to complete via the mHealth app, and subsequent notifications thereafter until either the donor completes both clinical and laboratory components of the required follow-up, or they are no longer compliant and within the 60-day window. Participants in the control arm will complete their follow-up as is current standard of care at Texas Transplant Institute.

  2. 1-year compliance to follow-up

    Time frame: 1 year

    Compliance with submitting questionnaires and laboratory values within 60 days of the 1-year donation anniversary. Participants in the intervention arm will receive notifications when their follow-up is available to complete via the mHealth app, and subsequent notifications thereafter until either the donor completes both clinical and laboratory components of the required follow-up, or they are no longer compliant and within the 60-day window. Participants in the control arm will complete their follow-up as is current standard of care at Texas Transplant Institute.

  3. 2-year compliance to follow-up

    Time frame: 2 years

    Compliance with submitting questionnaires and laboratory values within 60 days of the 2-year donation anniversary. Participants in the intervention arm will receive notifications when their follow-up is available to complete via the mHealth app, and subsequent notifications thereafter until either the donor completes both clinical and laboratory components of the required follow-up, or they are no longer compliant and within the 60-day window. Participants in the control arm will complete their follow-up as is current standard of care at Texas Transplant Institute.

Secondary outcomes

  1. 6-month center follow-up compliance

    Time frame: 6 months

    Overall center rate of compliance with follow-up with 80% of all donors within 60 days of the six-month donation anniversary.

  2. 1-year center follow-up compliance

    Time frame: 1 year

    Overall center rate of compliance with follow-up with 80% of all donors within 60 days of the 1-year donation anniversary.

  3. 2-year center follow-up compliance

    Time frame: 2 years

    Overall center rate of compliance with follow-up with 80% of all donors within 60 days of the 2-year donation anniversary.

Sponsors and collaborators

Lead sponsor

Johns Hopkins University

Other

Collaborators

  • National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
  • Texas Transplant Institute
  • Vanderbilt University Medical Center

Registry information

Official study title

Pilot Study of a Mobile Health Intervention for Living Donor Follow-up

Acronym: mHealth

Important dates

Study start
2018
Primary completion
2026
Study completion
2026
First posted
Jan 17, 2018
Registry last updated
Dec 16, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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