15 February, 2026
self-reported-data-a-new-frontier-in-health-research

In a groundbreaking call for change, Professor Nisreen Alwan from the United Kingdom has urged the health research community to reconsider the value of self-reported data. Highlighting the case of Long COVID, she argues that self-reported information can offer unique insights that so-called ‘objective’ data often miss.

The discussion around the validity of self-reported data is gaining momentum as researchers seek to understand complex health conditions like Long COVID. Professor Alwan’s perspective, detailed in her article “The Stigma of Self-Report in Health Research: Time to Reconsider What Counts as ‘Objective’,” challenges traditional views and calls for a paradigm shift.

Understanding Self-Reported Data

Self-reported data refers to information provided directly by individuals about their own health conditions, symptoms, and experiences. This type of data is often collected through surveys, interviews, or diaries. While it has been criticized for its subjective nature, Professor Alwan emphasizes its potential strengths, particularly in capturing the lived experiences of patients.

According to Professor Alwan, “Self-reported data can capture nuances and personal experiences that are often overlooked by clinical measurements.” In the context of Long COVID, where symptoms can vary widely and fluctuate over time, self-reported data becomes invaluable.

The Case for Long COVID

Long COVID, a condition characterized by persistent symptoms following an initial COVID-19 infection, presents a unique challenge for researchers. Symptoms can range from fatigue and brain fog to chest pain and depression, making it difficult to quantify using traditional medical tests alone.

Professor Alwan argues that self-reported data provides a more comprehensive picture of the condition. “Objective tests may not always detect the full impact of Long COVID on an individual’s life,” she notes. This is where self-reported data can fill the gap, offering insights into how patients are truly affected.

Challenges and Criticisms

Despite its potential, self-reported data faces significant skepticism within the scientific community. Critics argue that it is prone to biases, inaccuracies, and inconsistencies. However, Professor Alwan believes these challenges can be mitigated with proper methodologies and validation techniques.

She suggests that combining self-reported data with traditional clinical measures could provide a more holistic understanding of health conditions. “By integrating different data sources, we can enhance the reliability and validity of our findings,” she states.

Implications for Health Research

The push to embrace self-reported data is part of a broader trend towards patient-centered research. This approach prioritizes the voices and experiences of patients, recognizing them as valuable contributors to scientific knowledge.

Professor Alwan’s call to action represents a significant shift in how health research is conducted. By de-stigmatizing self-reported data, researchers can gain richer insights into complex conditions like Long COVID, ultimately leading to better patient outcomes.

Looking Ahead

As the debate continues, the future of health research may increasingly rely on self-reported data. This shift could pave the way for more inclusive and comprehensive studies, particularly for conditions that are difficult to measure with traditional methods.

Professor Alwan’s work highlights the need for a balanced approach that values both objective and subjective data. As researchers explore new methodologies, the integration of self-reported data could revolutionize our understanding of health and disease.

The conversation around self-reported data is just beginning, but its potential impact on health research is undeniable. As the field evolves, it will be crucial to continue examining and refining how we collect and interpret data, ensuring that all voices are heard and valued.