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Cardiovascular DiseasesNCT03881969

Does Paying Subjects to Participate in Research Improve Recruitment

A study testing Financial Payment of £100 in people with Cardiovascular Diseases, run by University of Dundee.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Patient recruitment into clinical trials is a major challenge and the elderly, socially deprived and those with multiple co-morbidities are often under-represented. The idea of paying patients an incentive to participate in research is controversial and evidence is needed to evaluate this as a recruitment strategy. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Cardiovascular Diseases
What is being tested?
Financial Payment of £100
Could I receive a placebo?
No, everyone receives an active treatment
How many people
1,015 participants
Where
No sites listed yet
Study dates
Jun 2012to Feb 2013
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Eligible for inclusion in one of the 5 clinical trials involved in the paying patients trial.

Who cannot join

  • -

About this study

Official title: Does Paying Subjects to Participate in Research Improve Recruitment and Increase the Proportion of Socially Deprived and Elderly Participants?

Patient recruitment into clinical trials is a major challenge and the elderly, socially deprived and those with multiple co-morbidities are often under-represented. The idea of paying patients an incentive to participate in research is controversial and evidence is needed to evaluate this as a recruitment strategy. This study aims to assess the impact on recruitment into five current clinical trials of a £100 incentive payment and whether this payment will attract more elderly and socially deprived patients.

Read the detailed description

In the UK, it is already common practice to reimburse out-of-pocket expenses eg travelling expenses and parking charges to patients participating in clinical research studies, but not to give any other incentives. This contrasts with healthy volunteer studies where financial payments are often made to encourage participation in studies.

There are few data on how payments to patients in the UK would influence the recruitment and demographic structure of patients recruited to clinical research studies.

The single biggest cost of clinical trials in the UK is the cost of recruiting suitable subjects. The Academy of Medical Sciences report on the UK clinical trials environment, "A new pathway for the regulation and governance of health research", provided a comprehensive review of the barriers faced in running clinical trials . However, other barriers to recruitment exist after these hurdles have been overcome. Importantly, in our experience, of 100 suitable subjects identified as suitable to be entered into a study only about 14% are actually randomised. Most of the identified suitable subjects do not reply to invitation letters from their doctor and some patients who do reply decline the invitation to participate. Campaigns to engage the public on the importance of research have had modest effects on improving the awareness about trials but no measurable effect on willingness to participate .

An important finding is that those subjects who do participate in clinical trials usually have much lower rates of events than predicted from observational data. This is probably because trials attract subjects who care about their own health and the health of others and these subjects exhibit good 'health behaviour'. Those subjects with less good health behaviour and who constitute the subjects who suffer more consequences from their disorders in the real world, do not participate in trials as readily. The result is that trial participants tend to be middle class, middle aged, low risk subjects. These subjects are unrepresentative of the population at large or the population who will eventually get most of the prescribing (lower class, elderly and high risk). In addition, including only low risk subjects may result in studies being abandoned because the low event rates make achieving a statistically reliable result futile.

How can we address this issue within an ethical framework?

The findings from one trial currently running casts some light on this issue. The Streamlined Celecoxib versus standard therapy Outcome Trial (SCOT) is currently running in both the UK and Denmark. Trial recruitment in Denmark is significantly better than in the Scotland. We think that this is because in Denmark, all patients pay the full price for their medications and trial participation means that they get their medication free. In Scotland where recruitment is lower, all prescriptions are free anyway so there is no such incentive. Thus there appears to be a financial incentive for Danish patients to participate.

The present proposal seeks to study the effect of payments on recruitment.

Being tested
Financial Payment of £100
Keywords
Trial Recruitment, Incentive Payment, Patient Demographics
Medical subject headings
Cardiovascular Diseases

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Financial Payment of £100Behavioural

    Also called No Financial Payment

    No financial payment

Study groups in NCT03881969
Study groupRoleWhat they receive
Financial incentive offeredExperimentalPatient offered £100 incentive payment in initial trial invitation letter.
Receives: Behavioral: Financial Payment of £100
No incentive. Payment not offeredExperimentalPatient sent standard trial invitation letter with no offer of incentive payment.
Receives: Behavioral: Financial Payment of £100

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Patient response to initial invitation letter

    Number of positive responses to the initial invitation to participate in a clinical trial letter as determined by whether or not the patient was offered £100 incentive payment.

    Measured: On Study completion Approx 1 year

Secondary outcomes (1)
  1. Recruitement of elderly and socially deprived patients

    To determine whether the offer of £100 incentive would result in increased recruitment of elderly or socially deprived patients. Social deprivation determined by postcode and Scottish Index of Multiple Deprivation (SIMD) score.

    Measured: Through study completion Approx 1 year

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted20 Mar 2019
  2. Study startJun 2012
  3. Primary completionAug 2012
  4. Study completionFeb 2013

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Health services research
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
1,015 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03881969
Sponsor's protocol ID
2012 CV01
Status last verified
Mar 2019
First submitted
7 Jan 2016
Last updated
21 Mar 2019
Results posted
No
Data monitoring committee
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A study testing Financial Payment of £100 in people with Cardiovascular Diseases, run by University of Dundee.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 1 inclusion and 1 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 21 Mar 2019. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Patient response to initial invitation letter (time frame: On Study completion Approx 1 year). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 21 Mar 2019.

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