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Summary of “An Overview of Real-World Data Infrastructure for Cancer Research”

Although clinical randomized trials (RCTs) are considered the gold standard for clinical evidence, they are not always feasible for certain medical interventions due to high cost, long timelines, and extended follow-up periods. Under these circumstances, real-world data (RWD) becomes increasingly important, as it can provide evidence that is not captured in randomized controlled trials. The authors analyzed current data sources in England and how to access them, addressing an area that has not been reviewed in detail in previous research.

Real-world data have two main advantages. First, researchers can use existing past data to study how often people get a disease, how easily they can get medical care, and how well treatments work. Second, they can use these data over time in the future to compare different treatments or evaluate whether changes in clinical practice improve patient outcomes.

The authors categorized data sources across England into three main types: Trusted Research Environments (TREs), national data repositories (such as the English Cancer Registry), and international collaborative platforms (such as federated learning systems).

Trusted Research Environments are secure systems that store health data from the UK National Health Service (NHS). Approved researchers can use this data for research, but they cannot download or take it out of the secure system. These systems include different types of health information, such as patient records, medical imaging, and other clinical data.

National data repositories are databases that focus on specific types of data, such as oncology or other disease areas, usually at a national level. These repositories organize and curate data to support research within specific medical fields.

International collaborative platforms are large-scale systems that enable data analysis across multiple countries, often using approaches such as federated learning. These platforms allow researchers to collaborate internationally while maintaining data privacy, and in some cases, they can link or coordinate analyses across different national datasets.

The study also compared local databases and international/national data infrastructures, focusing on how data are collected, categorized into specific groups (e.g., oncology patients), and securely transferred between systems while maintaining patient privacy. Structured categorization improves research efficiency. For example, in the English Cancer Registry, researchers can directly apply for access to cancer-specific datasets rather than searching through general administrative databases.

International databases are particularly useful for large-scale or comparative studies that require diverse datasets across populations. However, the authors note that effective use of these systems requires clearly defined research questions in order to easily find the right data.

Regardless of whether the database is local or national, these infrastructures are rapidly developing and increasingly important for cancer research. However, several challenges remain in building and maintaining them. First, protecting patient privacy is a top priority. Second, data access is often easier for researchers who are closely connected to the data providers, compared to those working remotely or externally. Third, maintaining these databases requires significant financial investment, robust security systems, and skilled personnel to manage and curate the data. Fourth, governance and compliance requirements for access can also pose challenges for some time-sensitive end users.

Reference

Price G, Peek N, Eleftheriou I, et al. An overview of real-world data infrastructure for cancer research. Clin Oncol (R Coll Radiol). 2025;38:103545. doi:10.1016/j.clon.2024.03.011

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Summary of “Quality of Decision Making in Radiation Oncology”

Radiation plays an important role in cancer treatment, but deciding when to use radiation, what type to use, and what dose to give requires careful clinical judgment. Many factors can influence a physician’s decision-making. The authors’ research particularly focuses on curative radiation therapy, including dose schedules and newer technologies.

Some radiation therapies have strong clinical trial evidence, but they may not always apply well to real-world patients. This is because patient characteristics are an important factor in radiation treatment outcomes. Different patients have different backgrounds, such as age, sex, frailty, and comorbidities. In addition, patients’ sociodemographic factors are also very important in radiotherapy decision-making. For example, insurance coverage, financial situation, and distance from the treatment center can all influence whether a patient receives radiotherapy or a specific dose schedule.

As for dose and schedule in radiotherapy, the authors mainly reviewed breast cancer and prostate cancer studies, comparing hypofractionation (higher doses over fewer treatment sessions) and standard fractionation (lower doses given once a day over several weeks). The authors reviewed clinical data from multiple countries, including India, Canada, Denmark, China, Australia, and England, and concluded that higher-dose schedules can achieve similar outcomes to standard schedules, while also saving patients time and money and reducing healthcare system resource use.

Finally, the authors reviewed new technologies in radiotherapy, such as intensity-modulated radiotherapy (IMRT), magnetic resonance imaging (MRI)-guided radiotherapy, stereotactic ablative body radiotherapy (SABR), and proton/charged-particle therapy. Older radiation therapy uses CT scans to locate the tumor and delivers high-energy X-rays from a few fixed directions. Although effective, it exposes more nearby healthy tissue to radiation compared with newer techniques. Unlike older radiation therapy, MRI uses live MRI imaging to help target a tumor more accurately while treatment is happening, IMRT uses computer-guided radiation beams from multiple directions to target the tumor more precisely and better protect nearby healthy tissue. SABR uses highly precise imaging and delivers a few high-dose treatments instead of many smaller ones. Proton and charged-particle therapy use tiny, charged particles instead of X-rays. These particles stop more precisely at the tumor, reducing radiation exposure to surrounding healthy tissues.

Understanding different types of radiotherapy, clinical trial evidence on dose schedules, and new technologies can help doctors, patients, and healthcare systems make more appropriate treatment decisions. It can help avoid both over-treatment (therapeutic enthusiasm) and under-treatment (therapeutic nihilism) and improve both survival and quality of life.

Although newer technologies are more precise and better at protecting healthy tissues, the equipment is expensive, and many low-income countries or regions cannot afford them. For patients in those areas, traditional radiotherapy may still be the only available option.

References

Vinod SK, Merie R, Harden S. Quality of decision making in radiation oncology. Clin Oncol (R Coll Radiol). 2025;38:103523. doi:10.1016/j.clon.2024.02.001

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Summary of “Survival outcomes associated with prolonged pembrolizumab after definitive chemoradiation for non–small cell lung cancer”

Pembrolizumab is a cancer drug that boosts the immune system, and when used with chemotherapy and radiation therapy, it can improve survival in patients with non-small cell lung cancer. However, it is still unclear how long the patients with non–small cell lung cancer should continue taking pembrolizumab after completing chemotherapy and radiation therapy. While clinical trials exist, patients in everyday clinical practice may have different outcomes because of side effects, cancer progression, personal preferences, access to care, and doctors’ treatment decisions.

The researchers conducted this study to evaluate how long patients lived and how often they used healthcare services while taking pembrolizumab. They retrieved data from the U.S. Collaborative Network called TriNetX, a de-identified electronic health record database covering multiple healthcare organizations.

On January 27, 2026, the researchers identified adult patients and divided them into two groups: 914 patients in the long-term pembrolizumab exposure group and 471 patients in the short-term group. After matching patients with similar characteristics, the final cohort included 899 patients in the long-term group and 458 in the short-term group. The long-term group received pembrolizumab for approximately 9–14 months, while the short-term group received it for up to 6 months. All patients had at least one year of follow-up, and chemoradiation was completed within three months before or at the start of treatment.

The researchers found that the long-term exposure group had a lower risk of death compared with the short-term group. There were 166 deaths among 448 patients (37.1%) in the long-term group and 207 deaths among 446 patients (46.4%) in the short-term group. On average, patients in the long-term group lived much longer (1505 days compared with 791 days). Use of healthcare services during treatment was similar between the two groups, with no significant difference observed.

These findings suggest that longer treatment with pembrolizumab is associated with improved survival in patients with non–small cell lung cancer treated with chemoradiation. It may reduce mortality and extend survival compared with shorter treatment duration, while maintaining similar healthcare utilization.

However, pembrolizumab cannot be assumed to benefit all patients equally, as outcomes may be influenced by differences in the cancer itself, response to therapy, treatment tolerance, patient frailty, clinician decision-making, access to care, and follow-up patterns. Another limitation is a survival-related bias, where patients in the long-term group had to survive long enough to receive additional treatment, which may make that group appear to have better outcomes. A further limitation is that other patient characteristics that were not fully accounted for may have affected both treatment duration and survival.

Reference

Homeniuk A, Syed A, Atrash A. Survival outcomes associated with prolonged pembrolizumab after definitive chemoradiation for non–small cell lung cancer. Clin Oncol (R Coll Radiol). Published online 2026. doi:10.1016/j.clon.2026.104227

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How to Nurture Lifelong Healthy Habits in Your Kids

Helping kids grow into healthy adults isn’t about enforcing strict rules or obsessing over perfection. It’s about steady influence, quiet modeling, and the little conversations that add up over years. Children don’t just need advice — they need a roadmap they can actually follow. And as a parent, you’re the one drawing that map, whether you realize it or not.

Make Food Choices That Matter

Helping your kids understand the value of nutrition starts with showing them that what they eat fuels how they feel. When they reach for a snack, guide them toward options that nourish — like a crisp apple, a handful of almonds, or a smoothie blended with real fruit. These small choices shape their relationship with food over time, showing them that eating well isn’t about restriction, but about feeling strong, focused, and energized. The goal isn’t perfection, but consistency — and the more you normalize those decisions, the more second nature they become.

Lead by Example

You can’t expect your kids to eat vegetables or prioritize sleep if you’re constantly skipping meals and running on four hours of rest. They pay more attention to what you do than what you say, even if they act like they’re ignoring you. If health is something you model consistently — whether it’s making time for walks, drinking water, or just slowing down when you’re stressed — it becomes part of the atmosphere they grow up in. Over time, those habits become background noise for them, something familiar and normalized.

Create Posters That Inspire

Sometimes the simplest way to encourage healthy habits is by turning your walls into gentle, colorful reminders. Designing posters with uplifting messages about nourishing food, joyful movement, and taking care of the body can spark positive conversations and reinforce what you’re modeling at home. Let your child help choose the quotes or colors so it feels personal and empowering rather than preachy. Using a free online printable poster maker to stand out, you can easily design, customize, and print high-quality posters with ready-made templates and intuitive editing tools.

Ensure Wellness Is Part of Everyday Conversation

Kids don’t need lectures about cholesterol and glucose levels, but they do benefit from hearing why you do what you do. Whether you’re choosing a snack, moving your body, or deciding to go to bed earlier, saying those reasons out loud helps frame healthy habits as intentional. Instead of a monologue, create space for their curiosity and ideas. When they ask why you’re eating a salad or going for a run, answer with honesty, not pressure — that’s how you plant the seeds of self-awareness.

Let Movement Be Joyful, Not Punishment

Physical activity shouldn’t feel like a consequence for something they ate or a task they have to tick off. When movement is tied to play, fun, and family time, kids develop a lasting association with it. Dance in the living room. Walk to the store. Shoot hoops after dinner. It doesn’t need to be structured to be impactful — it just needs to be something they enjoy enough to carry with them into adulthood.

Encourage Sleep Without Making It a Battle

Sleep hygiene is one of those underrated areas that parents often overlook — or treat as a nightly showdown. Instead of fighting about bedtime, focus on creating rituals that make rest feel like a reward, not a punishment. Dimming lights, reading together, and creating a peaceful room environment can quietly cue their bodies to wind down. As they grow, that sense of rhythm can help them protect their own sleep without you needing to enforce it.

Foster Emotional Health as Much as Physical

Helping kids develop the tools to understand and express their emotions is as vital as teaching them to brush their teeth. Emotional well-being plays a huge role in physical health, and it’s your job to make sure they have room to feel, reflect, and regulate. You don’t need to solve every meltdown or force positivity — you just need to show that emotions are welcome and manageable. When children know they won’t be judged or dismissed, they’re more likely to open up, ask for help, and manage stress without destructive habits.

Teach Them to Think, Not Obey

Perhaps the most underrated skill you can give your child is critical thinking. Instead of simply telling them what to do, involve them in choices. Ask questions like “What would feel good to your body right now?” or “How did that meal make you feel afterward?” By making them active participants instead of passive followers, you give them the tools to make decisions long after you’re no longer right beside them. That confidence builds independence — and with it, healthier long-term choices.

Healthy kids don’t come from perfectly structured schedules or clean eating spreadsheets — they grow from connection, modeling, and small wins that build over time. As a parent, your presence and participation matter more than any Pinterest-worthy meal plan or chore chart. Show them what care looks like in the everyday: eating with intention, moving because it feels good, talking about feelings, getting sleep, and making room for joy. That’s what sticks — not the rules, but the rhythm.

This article is written by Heather Kerns.