According to Gram Research analysis of 425 heart failure patients, older adults don’t experience digital health demands uniformly. The study identified three distinct groups: 29% are vulnerable with poor digital skills and heavy treatment workloads, 22% are capable with strong skills and manageable demands, and 49% are transitional with mixed abilities. This finding suggests healthcare providers should customize digital tools and care plans for each patient rather than using one-size-fits-all approaches.
A new study of 425 older adults with heart failure in China found that patients don’t all struggle with digital health tools the same way. Researchers discovered three distinct groups: some patients are very vulnerable with poor digital skills and heavy treatment burdens, others are capable and manage well, and a middle group has mixed abilities. The study suggests that one-size-fits-all digital health apps won’t work for everyone. Instead, doctors should tailor digital tools and care plans based on each patient’s specific strengths and challenges. This personalized approach could help more heart failure patients stick with their treatment plans and stay healthier.
Key Statistics
A 2026 cross-sectional study of 425 older adults with heart failure in China found that 28.9% of patients were in a ‘Vulnerable’ profile with poor digital health literacy and overwhelming treatment burdens, while only 22.1% were in a ‘Capable’ profile with strong digital skills and manageable workloads.
According to research reviewed by Gram, older age, primary-level education, living alone, and multiple chronic diseases were significant independent predictors of belonging to the Vulnerable patient group among heart failure patients.
The largest group of heart failure patients studied (48.9%) fell into a ‘Transitional’ profile with inconsistent digital abilities—such as being able to find health information online but struggling to evaluate its trustworthiness.
A 2026 analysis of 425 heart failure patients revealed that treatment burden and digital health literacy don’t always develop together, with some patients having adequate information-gathering skills but poor evaluation abilities paired with high demands for diet and exercise management.
The Quick Take
- What they studied: How well older adults with heart failure can use digital health tools (like apps and online programs) and how much work their treatment requires
- Who participated: 425 older adults living in China who have been diagnosed with heart failure. Researchers looked at their age, education level, living situation, and other health conditions
- Key finding: Gram Research analysis identified three distinct patient groups: 29% are vulnerable (poor digital skills, heavy treatment workload), 22% are capable (strong digital skills, manageable workload), and 49% are in between with mixed abilities
- What it means for you: If you or a loved one has heart failure, generic digital health apps may not work for everyone. Healthcare providers should assess individual needs and customize digital tools accordingly. This personalized approach may improve treatment success and reduce frustration
The Research Details
Researchers conducted a cross-sectional study, which means they took a snapshot of 425 older adults with heart failure at one point in time, rather than following them over months or years. They collected information about each patient’s age, education, living situation, and other health conditions. They then gave patients two questionnaires: one measuring eHealth literacy (ability to find, understand, and use digital health information) and another measuring treatment burden (how much work and stress their heart failure care requires). The researchers used advanced statistical analysis called latent profile analysis to identify groups of patients with similar patterns, rather than just averaging everyone’s scores together.
This approach is important because previous research only looked at average scores across all patients, which hid important differences between individuals. By identifying distinct patient groups, doctors can now recognize which patients need extra help with digital tools and which ones are ready for more complex apps. This allows for personalized care rather than assuming all patients are the same
The study was conducted in China with a reasonably large sample of 425 participants, which strengthens the findings. However, because it’s a cross-sectional study (snapshot in time), it can’t prove that one factor causes another—only that they’re related. The study was published in a peer-reviewed journal, meaning other experts reviewed it for quality. Results may not perfectly apply to heart failure patients in other countries with different healthcare systems or education levels
What the Results Show
The research identified three distinct groups of heart failure patients based on their digital health skills and treatment workload. The ‘Vulnerable’ group (29% of patients) struggled significantly with digital health tools and faced heavy treatment demands. These patients were typically older, had less education, lived alone, and had multiple other health conditions. The ‘Capable’ group (22% of patients) showed the opposite pattern—they had strong digital skills and manageable treatment workloads, making them well-suited for digital health interventions. The largest group, ‘Transitional’ patients (49%), fell in the middle with inconsistent abilities. For example, they might be good at finding health information online but struggle to evaluate whether that information is trustworthy, while also facing significant demands around diet and exercise management.
The study identified specific factors that predicted which group patients belonged to. Older age, primary-level education (rather than higher education), living alone, and having multiple other chronic diseases all made patients more likely to be in the Vulnerable group. These findings suggest that social isolation and limited education are particularly important barriers to using digital health tools. The ‘Transitional’ group’s mixed abilities—being good at some digital skills but not others—highlights that digital literacy isn’t a single skill but involves multiple dimensions that don’t always develop together
Previous research on digital health and heart failure typically treated all patients as one group, comparing average scores before and after interventions. This new study advances the field by recognizing that patients are fundamentally different in their needs and abilities. It aligns with growing evidence in healthcare that personalized, precision medicine approaches work better than one-size-fits-all treatments. The finding that treatment burden and digital skills don’t always match up together is novel and suggests that simply making apps easier to use won’t solve the problem if patients are overwhelmed by their overall care demands
This study only looked at patients at one point in time, so we can’t know if these groups stay the same over time or if patients move between groups. The research was conducted in China, so results may differ in other countries with different healthcare systems, education levels, or access to technology. The study didn’t test whether tailored interventions actually work better for each group—it only identified that the groups exist. Additionally, the study relied on patients’ self-reported abilities rather than testing their actual digital skills
The Bottom Line
Healthcare providers should assess each heart failure patient’s digital literacy and treatment burden separately rather than assuming all patients can use the same digital health tools. For Vulnerable patients, providers should offer more support, simpler tools, and possibly non-digital alternatives. For Capable patients, more sophisticated digital interventions may be appropriate. For Transitional patients, targeted training in specific weak areas (like evaluating online health information) could be helpful. Confidence level: Moderate—the study identifies the groups clearly, but more research is needed to prove that tailored approaches actually improve outcomes
This research matters for older adults with heart failure, their families, cardiologists, primary care doctors, nurses, and anyone designing digital health apps for chronic disease management. It’s particularly relevant for healthcare systems serving older populations with varying education levels. Younger patients or those with higher education and strong social support may not need this level of customization, though the principles still apply
Changes won’t happen overnight. If a healthcare provider tailors digital tools to a patient’s specific needs, patients might see improvements in treatment adherence within 2-4 weeks and better health outcomes within 2-3 months. However, building the infrastructure for personalized digital health approaches will take healthcare systems months to years to implement
Frequently Asked Questions
Why don’t all heart failure patients do well with digital health apps?
Heart failure patients have different levels of digital skills and different amounts of treatment work. A 2026 study of 425 patients found three distinct groups: vulnerable patients with poor digital skills and heavy workloads, capable patients with strong skills and manageable demands, and transitional patients with mixed abilities. One app design can’t work for everyone.
What makes some heart failure patients more vulnerable to struggling with digital health?
Research shows that older age, lower education level, living alone, and having multiple other health conditions predict vulnerability. These factors make it harder for patients to learn new digital tools and manage the overall demands of their care simultaneously.
Can heart failure patients move between these different groups over time?
This study captured patients at one point in time, so we don’t yet know if patients stay in the same group or improve over time. More research following patients for months or years would answer this question and help determine if targeted interventions can move vulnerable patients to more capable groups.
What should doctors do differently based on this research?
Healthcare providers should assess each patient’s digital literacy and treatment burden separately, then customize their approach. Vulnerable patients need simpler tools and more support. Capable patients can handle more complex digital interventions. Transitional patients benefit from targeted training in their specific weak areas.
Does this research apply to heart failure patients outside of China?
The study was conducted in China, so results may differ in other countries with different healthcare systems and education levels. However, the core finding—that patients have different digital abilities and treatment demands—likely applies broadly, though specific percentages in each group may vary.
Want to Apply This Research?
- Users should track their confidence level with specific digital health tasks weekly (1-10 scale) and their treatment workload (hours per week spent on diet, exercise, medication management, appointments). This helps identify whether they’re in the Vulnerable, Transitional, or Capable category and whether their situation is improving
- The app could offer a quick assessment quiz to identify which group the user belongs to, then customize the interface and recommendations accordingly. For Vulnerable users, the app could simplify navigation, use larger text, and offer video tutorials. For Capable users, it could provide more detailed data and advanced features. For Transitional users, it could focus on their specific weak areas
- Every 4-6 weeks, users should retake the assessment to see if their digital literacy or treatment burden has changed. The app could track whether users are successfully completing their treatment tasks and using digital tools, then adjust recommendations based on actual usage patterns rather than just initial assessment
This research identifies different patient groups and their characteristics but does not prove that tailored digital health interventions will improve outcomes. The study was conducted in China and may not fully apply to other populations. Before making changes to heart failure treatment or digital health use, consult with your cardiologist or primary care doctor. This information is for educational purposes and should not replace professional medical advice. If you have heart failure, work with your healthcare team to determine which digital tools and treatment approaches are right for your individual situation.
This research translation is published by Gram Research, the science division of Gram, an AI-powered nutrition tracking app.