Financial Considerations in Clinical Trials

There are different ways to view a clinical trial. From one perspective, participants are receiving potentially groundbreaking treatments before anyone else. They can be the key to helping millions of people break free from a debilitating disease.

On the other hand, participants are spending a significant amount of time participating and even taking significant risks. They're opening themselves up to unknown side effects, especially if they're signing up for the first round.

How Do Researchers Compensate Participants?

Clinical trials usually compensate in one of the following ways:

• Reimbursement: This model covers all out-of-pocket expenses for the study, whether that’s childcare for your toddler or a hotel room during an overnight session. If you incur an expense that’s related to the study, you can submit receipts to the appropriate parties so they can issue funds directly to you.
• Time/inconvenience: This model typically uses base hourly wages to financially reward the participant for their time and potential discomfort. If the study requires more arduous tasks, like blood draws or sleep deprivation, this model offers participants an incentive for the disruption.
• Enrollment/retention offers: This model is a straight cash award for both enrolling and fulfilling all the terms of the study.

The Ethics of Compensation

Ethical considerations for compensation can be tricky because there are competing factors at play. Researchers want to avoid high dropout rates because they interfere with the integrity of the study. Regulatory bodies want to avoid studies that are solely fueled by people who need the money.

• Reimbursement is generally considered the safest type of financial incentive. As long as all expenses can be reasonably traced back to the duration and demands of the study, it's considered an entirely reasonable offer for participants.
• Enrollment and retention offers are considered the most controversial because they provide a direct incentive to misrepresent the truth. If migraine symptoms are largely self-reported, then it can lead to people either exaggerating or outright lying about their health.

The Ethics of Zero Compensation

When studies choose not to compensate their participants, it may be presented as a case of mutual benefits: The participant and researcher are both working on behalf of science and both deriving value from every new discovery. The participant has one goal: to improve their health. Because they're not driven by financial gain, they're free to focus solely on the efficacy of the treatment.

However, in reality, studies that choose not to compensate their participants may be criticized for tipping the scales in the wrong direction. In most studies, researchers get the credit and pharmaceutical companies reap the financial rewards.

In a zero-compensation study, the participants are nameless. And yet, they're the ones enduring the experiment, potentially struggling through side effects, and sacrificing their time and energy to help. If all they're receiving at the end is a proverbial pat on the back, it's easy to see why this can dissuade future participants from signing up.

Why Financial Compensation Matters

Compensation matters because it’s often at the heart of study completion. If a participant is not being compensated, especially if it's a lengthy and time-consuming trial, they're more likely to drop out halfway through. Researchers may have to restart trials when this happens or scrap their results. The downstream effects can be disastrous.

When participants are being paid very well for a study, though, they're more likely to continue the study. Unfortunately, this is true even if the treatment isn't working and has very little chance of ever working — even if the participant persevered. In the worst-case scenario, a participant could be irrevocably harmed by the treatments or medication, all for the sake of getting a completion bonus.

How to Decide

Ideally, you're signing up for a study to help you get rid of your migraines, not a big payday. It's perfectly reasonable to look for studies that treat you fairly, but it helps to ask the researchers how they handle different issues, such as severe side effects halfway through a 5-week study. As long as you're comfortable with the arrangement, clinical trials can be a great way to reduce the frequency and severity of your migraines.