Why Interested Clinical Trial Patients Aren't Enrolling | Theranovex

Patients Are Interested in Clinical Trials. So Why Aren’t They Enrolling?

How email nurturing, patient engagement, and automated follow-up can help clinical research sites turn patient interest into screening appointments.

Generating patient interest is one of the biggest priorities in clinical trial recruitment. Research sites invest significant time and money in digital advertising, social media campaigns, patient referrals, and outreach programs to connect with potential participants.

But what happens after someone expresses interest?

A patient sees an advertisement for a clinical research study, completes an interest form, and provides their contact information. They may even answer several prescreening questions.

Then the recruitment team attempts to call.

Another call is made a few days later. Perhaps a text message is sent. Eventually, the lead is marked as unreachable, and the recruitment team moves on.

Unfortunately, this is where many promising patient inquiries lose momentum.

The problem isn't always a lack of interested patients. Sometimes, it's the absence of a consistent engagement strategy after the initial inquiry.

For clinical research sites and sponsors, improving the patient journey between initial interest and screening could be just as important as generating new leads.

The Gap Between Patient Interest and Enrollment

When a clinical trial struggles to meet enrollment goals, the first reaction is often to increase advertising.

More Facebook ads. More Google campaigns. More patient referrals. More recruitment vendors.

While additional advertising can help, it doesn't necessarily solve the underlying problem.

Consider a research site that generates 100 patient inquiries through a digital recruitment campaign.

What happens if only 60 patients are successfully contacted?

Some may have been unavailable when the coordinator called. Others may have been at work, missed an unfamiliar number, or wanted more information before speaking with someone.

These patients aren't necessarily uninterested.

They may simply need a different way to communicate.

Without an organized follow-up strategy, potentially interested patients can be lost before they ever have a meaningful conversation with the research team.

This creates an opportunity for clinical research sites to rethink how they manage patient engagement.

Why Interested Patients Don't Always Move Forward

Expressing interest in a clinical trial doesn't mean someone is immediately ready to schedule a screening appointment.

Patients may have questions or concerns that aren't addressed in the initial advertisement or interest form.

- How much time will the study require? - Will I need to take time off work? - What happens during the first screening appointment? - Will transportation be available? - Do I need medical records? - What if I don't qualify? - Am I committing to participate by requesting information?

If patients don't receive clear answers, they may delay responding or decide not to move forward.

That's why patient recruitment shouldn't end when someone submits a form.

The next step should be education, communication, and helping patients make an informed decision about potential participation.

Why Email Nurturing Should Be Part of Clinical Trial Recruitment

Email nurturing is commonly used in industries where people need time and information before making a decision.

Clinical research recruitment can benefit from a similar approach, provided communications follow the applicable protocol, privacy requirements, and sponsor or IRB approvals.

Instead of relying exclusively on phone calls, research sites can develop automated email sequences that provide useful information to patients who have expressed interest.

These messages can explain the research process, address common questions, and offer opportunities to reconnect with the study team.

For example, a patient who doesn't answer an initial call could receive an email explaining what to expect during a screening conversation.

A patient concerned about scheduling could receive information about study visit requirements.

Someone who needs more time to decide could receive a message reminding them that participation is voluntary and they can ask questions before making a decision.

The objective isn't to pressure patients into participating.

It's to make relevant information easier to access and reduce avoidable communication barriers.

Building a 60-Day Patient Engagement Strategy

An effective patient nurture program should be organized around the patient's experience.

Harry Hunter

Director of Patient Recruitment Strategy

Specializing in protocol-matched patient acquisition, multi-site enrollment operations, and pre-screening workflows for clinical trials

Harry Hunter on LinkedIn