There's a familiar concern whenever remote patient monitoring or digital health programs are introduced:

"This will work well for patients who are already comfortable with technology, but what about everyone else?"

It's a valid question. Access to technology, digital literacy, and patient engagement are important considerations when designing healthcare programs.

But a recent subgroup analysis from the PRO-TECT trial suggests the conversation may need to shift. Rather than finding that remote symptom monitoring primarily benefited patients who were already highly engaged with digital tools, researchers observed some of the strongest improvements among patient groups that often face greater barriers to healthcare access and communication.

What the PRO-TECT Trial Studied

The PRO-TECT trial enrolled 1,191 adults receiving treatment for metastatic cancer across 52 community oncology practices in the United States.

Patients in the intervention group completed a brief symptom assessment every week. If symptoms became severe or worsened, an alert was automatically sent to a nurse on the patient's care team. The intervention itself was intentionally simple. weekly structured communication paired with clinical routing when needed. No new medication. No wearable device. Just consistent patient outreach between visits.

After three months, patients participating in symptom monitoring experienced significantly better symptom control and physical function than those receiving usual care.

The Findings That Deserve Attention

The subgroup analysis revealed something many people may not have expected.

Researchers found particularly strong improvements among:

• Patients with a high school education or less

• Black participants

• Women

• Patients younger than 65 years old

Importantly, the authors emphasize that these subgroup analyses were exploratory and that additional research is needed to confirm these findings.

Still, the results raise an important question:

What if the biggest barrier isn't whether patients are willing to participate, but whether we're offering communication methods that fit naturally into their lives?

Accessibility May Matter More Than Technology

One design choice in the study stands out.

Participants weren't required to complete online questionnaires. They could choose between an online survey or a telephone-based Interactive Voice Response (IVR) system that required no internet access.

More than one-third of participants (36%) chose the telephone option.

Even more impressive, overall survey completion remained around 90% over as much as one year.

That finding reinforces an important principle: patients are willing to engage through telephone-based outreach when it's designed to be accessible.

Rather than viewing telephone outreach as outdated, the study suggests that meeting patients where they are can significantly improve long-term engagement.

Where Conversational AI Fits

For us, this is where the findings become especially meaningful.

The PRO-TECT trial demonstrated that patients are willing to consistently engage through telephone-based communication using traditional IVR technology. That's an important validation of the communication channel itself.

At Calico Care, we build on that same foundation while moving beyond static IVR surveys and scripted phone calls.

Instead of asking every patient the same fixed sequence of questions, our conversational AI adapts in real time. It can ask thoughtful follow-up questions, clarify responses, recognize when something deserves deeper exploration, and capture richer clinical context, all while preserving the familiarity and accessibility of a simple phone call.

The takeaway isn't that conversational AI replaces approaches like IVR. Rather, studies like PRO-TECT suggest that patients are comfortable engaging by phone. That creates an opportunity to make those conversations more personalized, responsive, and clinically meaningful without increasing the burden on patients.

A Lesson Beyond Oncology

The authors appropriately caution that these subgroup findings should be interpreted carefully, and additional research will help determine how broadly they apply.

Even so, one broader design principle stands out.

Patients are more likely to engage when communication is accessible, consistent, and fits into their daily lives.

As healthcare increasingly shifts toward proactive care between visits, the goal shouldn't simply be collecting more data. It should be creating conversations that patients are willing to have. and ensuring those conversations generate information that helps clinicians intervene earlier and provide better care.

Sometimes innovation isn't about replacing proven approaches.

It's about building on them.

Telephone outreach has already shown it can successfully engage patients. Conversational AI offers an opportunity to make those interactions even more natural, adaptive, and clinically valuable, helping care teams better understand how patients are doing long before the next scheduled appointment.

Sources

1. Deal AM, Sampathkumar Y, Ginos BF, et al. Benefits of Electronic Symptom Monitoring During Cancer Treatment by Age, Sex, Race, and Education (Alliance AFT-39). JCO Oncology Practice. Published May 12, 2026. https://doi.org/10.1200/OP-26-00015.

2. Electronic Symptom Monitoring Improved Outcomes in Cancer Trial. Healthgrades.

Note: The PRO-TECT trial evaluated electronic symptom monitoring using online surveys and telephone IVR. References to Calico Care's conversational AI illustrate how the same principles of accessible, between-visit communication can be extended through newer technologies. The study did not evaluate the Calico Care platform.