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Completed

NCT Number: NCT03996551

ExeRTiOn2- The Weight Gain Prevention Exercise in Renal Transplant Online Study

The primary aim of this trial is to assess the feasibility of a novel online weight gain prevention resource for new kidney transplant recipients at two London transplant clinics. A previous study conducted by the research team titled 'ExeRTiOn' provided usability feedback that led to revisions of this online resource in a purposive sample of kidney transplant recipients (n=11) and transplant multidisciplinary team members (n=6).

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Guy's and St Thomas' Hospital, London, UK, United Kingdom

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About this study

This current study aims to recruit a sample of new kidney transplant recipients (n=50) from two transplant sites in London. Participants will be randomized to either the 12-week kidney transplant specific novel online weight gain prevention resource (n=25) or usual care (n=25). All participants will be assessed at baseline, 12 weeks and 12 months. The primary outcome of this study is feasibility (screening, recruitment, randomization, retention, adherence to the intervention and adherence to the study visits). The research team will also assess the ability to collect measures for a definitive study (body weight, body mass index, body composition, quality of life, self-efficacy, fatigue, arterial stiffness and physical function).

A nested qualitative study will capture participant experience at two time points during this 12 month trial. At 3 months semi-structured individual interviews will be conducted in a purposive approximately 6 to 10 of the intervention participants until data saturation is achieved. These interviews will assess the experience of using the online intervention. At 6 months a purposive sample of approximately 16 participants from both groups will complete individual semi-structured interviews to assess the experiences of participating in this trial.

Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • age 18 or above
  • able to provide written consent
  • less than 3 months post kidney transplant
  • access to the internet connected computer, tablet, laptop or smartphone
  • a body mass index greater than or equal to 18.5 (healthy range)

Exclusion criteria

  • age < 18
  • current pregnancy
  • unstable medication condition such as uncontrolled angina
  • participation in a recent structured exercise programme in the last 3 months
  • BMI of less than 18.5 (classified as underweight)
  • significant cognitive impairment preventing them from engaging with the online resource
  • unable to complete the resource in English

Treatment and study plan

ExeRTiOn online resource

Behavioral

This is a 12-week online resource, specifically designed for new kidney transplant recipients. It includes dietary advice, physical activity advice, and recognized behavior change techniques. The participant will be monitored by a specialist physiotherapist and will receive messages of encouragement a 6 weeks and 12 weeks.

Primary outcomes

  1. Feasibility- screening of participants

    Time frame: through study completion, an average of 1 year

    number of participants screened per month, and those unwilling to take part

  2. Feasibility- recruitment of participants into the trial

    Time frame: through study completion, an average of 1 year

    number of participants recruited per month

  3. Feasibility- proportion of participants willing to be randomized

    Time frame: through study completion, an average of 1 year

    willingness of participants to be randomized to each group

  4. feasibility- monthly retention of participants over the trial period

    Time frame: through study completion, an average of 1 year

    number of participants retained per month

  5. feasibility- total retention of participants over the trial period

    Time frame: through study completion, an average of 1 year

    number of participants retained and at end of study

  6. feasibility-adherence to ExeRTiOn online resource (intervention group)

    Time frame: by three months

    aim for 60% completion of sessions

  7. feasibility- time taken to complete all study visits

    Time frame: through study completion, an average of 1 year

    the average time taken to complete study visits will be captured

  8. feasibility- adherence to study visits throughout the trial

    Time frame: through study completion, an average of 1 year

    the proportion of completed study visits for outcome measures will be calculated

  9. feasibility- safety throughout the trial

    Time frame: 12 months

    the number of hospital admissions (non-elective, or elective staying >24 hours) will be captured

  10. feasibility- qualitative experience of participants using the online resource

    Time frame: 3 months

    individual semi-structured interviews in a purposive sample from the treatment group

  11. feasibility- qualitative experience of participants participation in the trial

    Time frame: 6 months

    individual semi-structured interviews in a purposive sample of study participants

Secondary outcomes

  1. change in body weight in kilograms over the trial

    Time frame: baseline, 3 months and 12 months

    body weight in kilograms will be recorded at the three study visits and the change will be calculated

  2. body mass index over the 12 month trial

    Time frame: baseline, 3 months, 12 months

    body mass index at each 3 study visits

  3. body composition over the 12 month trial

    Time frame: baseline, 3 months, 12 months

    body composition will be measured at each of the 3 study visits

  4. quality of life (self-reported) over the 12 month trial

    Time frame: baseline, 3 months, 12 months

    QOL will be measured by the EQ5D questionnaire at each of the 3 study visits

  5. self reported self-efficacy for nutrition scale over the 12 month trial

    Time frame: baseline, 3 months, 12 months

    self-efficacy for nutrition will be measured via the self-efficacy scale at each of the 3 study visits. The scale has 5 statements/questions. The user selects a number from 1 to 4, with 1 being very uncertain and 4 being very certain for each of the five statements. The highest score (higher self-efficacy) is 20, the lowest score (low self-efficacy) is 5.

  6. self reported self-efficacy for physical exercise scale over the 12 month trial

    Time frame: baseline, 3 months, 12 months

    self-efficacy for physical exercise will be measured via this self-efficacy scale at each of the 3 study visits. The scale has 5 statements/questions. The user selects a number from 1 to 4, with 1 being very uncertain and 4 being very certain for each of the five statements. The highest score (higher self-efficacy) is 20, the lowest score (low self-efficacy) is 5.

  7. Total score self reported fatigue via the Chalder Fatigue Questionnaire over the 12 months

    Time frame: baseline, 3 months, 12 months

    self-reported fatigue will be measured using the Chalder Fatigue scale. It has 11 items, 7 measure physical fatigue and 4 measure mental fatigue. The user rates each question on a likert scoring system 0-3, with the maximum score being 33 (high fatigue).

  8. Physical fatigue (sub-scale) of the Chalder Fatigue Questionnaire over the 12 months

    Time frame: baseline, 3 months, 12 months

    7 of the items measure physical fatigue, the maximum sub score is 21(high physical fatigue)

  9. Mental fatigue (sub-scale) of the Chalder Fatigue Questionnaire over the 12 months

    Time frame: baseline, 3 months, 12 months

    4 of the items measure mental fatigue, the maximum sub score is 12 (high mental fatigue)

  10. arterial stiffness over the 12 month trial

    Time frame: at baseline, 3 months and 12 months

    arterial stiffness will be measured by pulse wave velocity

  11. physical function over the 12 month trial

    Time frame: baseline, 3 months, 12 months

    physical function will be assessed by the six minute walk test at each timepoint

Sponsors and collaborators

Lead sponsor

King's College Hospital NHS Trust

Other

Collaborators

  • Kidney Research U.K.

Registry information

Official study title

ExeRTiOn2- The Weight Gain Prevention Exercise in Renal Transplant Online Study. A Feasibility Randomised Controlled Trial.

Acronym: ExeRTiOn2

Important dates

Study start
2019
Primary completion
2021
Study completion
2021
First posted
Jun 24, 2019
Registry last updated
Aug 20, 2021

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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