Lead investigator Margaret E. Kruk of Washington University in St. Louis and her multinational team undertook this ambitious project to address a critical knowledge gap. Despite increasing global awareness of mental health concerns—especially following the COVID-19 pandemic—comprehensive, population-level data capturing patients’ healthcare experiences and confidence in health systems has remained elusive. This study, published in the open-access journal PLOS Medicine, offers a first-of-its-kind lens on how individuals with poor self-reported mental health navigate their medical care worldwide.

Participants were surveyed via the People’s Voice Survey during 2022 and 2023, with a minimum of 1,000 respondents per country spanning high-, middle-, and low-income settings. Respondents self-assessed both mental and physical health status using a standardized scale from “poor” to “excellent.” The survey meticulously collected data on their confidence in healthcare institutions, frequency and nature of healthcare usage, perceived quality of received care, and patient activation—a measure of the individual’s ability and confidence to manage personal health.

The data reveals a sobering and consistent pattern: individuals reporting poor mental health simultaneously report greater incidence of chronic physical disease and diminished overall health status. These respondents also consistently demonstrate lower scores on patient activation metrics, signaling challenges in managing their health proactively. Importantly, these individuals experience markedly poorer care quality and exhibit significantly less confidence in the healthcare systems across all participating nations.

Treatment access disparities were pronounced. For instance, only 0.9% of surveyed individuals in Lao PDR reported receiving mental health care in the previous year, contrasting sharply with 52.4% in the United Kingdom. The reported prevalence of poor or fair mental health also varied dramatically: Nigeria had the lowest proportion at 4.7%, whereas China recorded the highest at 39.6%. These variations underscore the complexity of mental health landscape globally and highlight the stark inequalities in care provisions.

The survey’s findings emphasize that poor mental health seldom occurs in isolation. Patients with mental health issues more frequently carry the added burden of chronic physical illnesses, which multiply the complexity of their healthcare needs. The diminished patient activation noted among this population further compounds challenges by limiting individuals’ engagement in preventive and ongoing disease management strategies.

Researchers argue that health systems globally have yet to adequately integrate mental health care with general medical services. The practice of isolating mental health treatment often leaves these patients underserved and stigmatized, exacerbating health outcomes and eroding trust in medical institutions. The study’s authors advocate for holistic healthcare models that comprehend mental health as a pivotal component affecting all healthcare domains.

The consistency of the care disparity across widely varying health infrastructure settings is particularly striking. Kruk and her colleagues noted that regardless of epidemiological, economic, and cultural differences between countries, people with poor mental health uniformly faced inferior treatment, unmet medical needs, and lower trust in health systems. This pattern signals that systemic reforms are urgently required to tailor health services more effectively to this vulnerable group.

Patient activation emerges as a promising target for intervention. Empowering individuals with poor mental health to take an active role in managing their health may bridge some gaps in care quality and outcomes. Programs to boost health literacy, facilitate shared decision-making, and enable self-care behaviors could be leveraged universally as a cost-effective strategy.

While this cross-sectional analysis provides critical epidemiological insights, the authors acknowledge its limitations in describing personal and nuanced patient experiences within healthcare systems. They recommend that future research should employ longitudinal, qualitative, and comparative methodologies to better capture the complexities of healthcare delivery and patient journeys.

Moreover, the study calls for ongoing surveillance of health system performance and the adoption of dynamic policies that adapt to emerging data trends. Only through continuous assessment and responsive improvements can healthcare providers hope to meet the complex and evolving needs of patients with mental health challenges.

This landmark research, funded by prominent global health organizations including the Bill & Melinda Gates Foundation and the Swiss Agency for Development and Cooperation, establishes a compelling evidence base for healthcare policymakers worldwide. It underscores the urgent need to abandon siloed approaches and integrate mental health optimally into all aspects of healthcare.

As countries confront increasing mental health demands post-pandemic, this study’s findings serve as an essential wake-up call. They point not only to widespread systemic failings but also to concrete avenues for transformative changes that can elevate equity, quality, and trust in healthcare for millions worldwide struggling with mental illness.

Subject of Research: Not applicable
Article Title: Not specified
News Publication Date: Not specified
Web References: http://dx.doi.org/10.1371/journal.pmed.1004745
References: Kruk ME, Kapoor NR, Arsenault C, Carai S, Daray FM, Doubova SV, et al. (2026) Health system use and experience among people with poor mental health: A cross-sectional analysis of the People’s Voice Survey in 18 countries. PLoS Med 23(5): e1004745.
Image Credits: Laura Espinoza-Pajuelo (CC-BY 4.0)

Keywords: mental health, healthcare disparities, patient activation, global health systems, health equity, chronic illness, healthcare quality, mental health treatment access, COVID-19 pandemic, health system confidence, patient-centered care, global survey

MetS is characterized by a cluster of conditions—such as increased blood pressure, high blood sugar levels, excess body fat around the waist, and abnormal cholesterol or triglyceride levels—that significantly raise the risk of heart disease, stroke, and diabetes. This syndrome is not only a marker of physical health concerns but also intertwines with the complexities of mental health, underscoring the need for comprehensive care strategies that address both aspects simultaneously.

In this study, researchers engaged with 305 participants diagnosed with severe mental illnesses, among whom an overwhelming 79% were male. The results revealed a startling overall prevalence of 28.5% for MetS within this population. Delving deeper, the data indicated that 31.5% of individuals diagnosed with schizophrenia experienced MetS, while 25% of those with bipolar disorder were similarly affected. This correlation between severe mental health conditions and metabolic abnormalities underscores a critical area of research and intervention, as such findings highlight a potentially preventable health crisis.

Furthermore, the study meticulously recorded the various metabolic irregularities among participants. It emerged that low levels of high-density lipoprotein (HDL)—experiencing a prevalence rate of 88.5%—was the most common metabolic anomaly found. Additionally, over half of the participants displayed abnormal waist circumference measurements, further complicating their health outcomes. Alarmingly, 27.5% of patients had elevated blood pressure readings, while a small yet concerning 4.6% had high fasting blood glucose. These data points collectively paint a troubling portrait of health risks facing individuals with severe mental illness.

The researchers conducted a thorough analysis using both univariable and multivariable logistic regression to identify factors associated with MetS. Interestingly, they found that increasing age correlated positively with MetS prevalence, with an adjusted odds ratio (aOR) indicating a significant relationship. Moreover, having secondary education and above was noted to double the odds of experiencing MetS compared to those who only attained primary education. This detail speaks volumes about the potential role of education and awareness in mitigating health risks.

Another compelling factor was the duration of treatment, which also demonstrated a direct association with increased MetS prevalence. Alcohol use emerged as another risk factor, suggesting that lifestyle choices significantly affect the physical health outcomes of individuals grappling with mental illness. This indicates the necessity for targeted health education initiatives aimed at promoting healthier lifestyle choices among this vulnerable population.

Among the cohort, approximately 27.2% were classified as overweight, while 4.6% were considered obese. The analysis revealed that markers such as increasing age, female gender, and the use of second-generation antipsychotics significantly contributed to the likelihood of being classified as overweight or obese. The link between these medications and increased weight gain has been well documented, prompting a reevaluation of prescribing practices and monitoring protocols within mental health care settings.

The implications of these findings are profound and multifaceted. Individuals with SMI receiving care at specialized hospitals in Ethiopia showcase a stark necessity for preventive healthcare measures addressing both mental and physical health. Despite the traditional separation of mental and physical healthcare systems, the emerging data from Addis Ababa beg the question: how can we integrate these services more effectively to improve outcomes for patients?

In conclusion, the research underscores the pressing need for ongoing health education, rigorous screening processes, and tailored interventions designed specifically for individuals with severe mental illnesses. The high prevalence of MetS in this population not only calls for urgent action but serves as a clarion call for health systems worldwide to recognize the intertwined nature of mental and physical health. As our understanding of these connections deepens, it becomes increasingly apparent that comprehensive care strategies may hold the key to improving the quality of life and longevity for these patients, thereby transforming a daunting public health challenge into an attainable goal.

Subject of Research: Prevalence and associated factors of metabolic syndrome among severe mental illness patients

Article Title: Prevalence and associated factors of metabolic syndrome among patients with severe mental illness attending Amanuel Mental Specialized Hospital in Addis Ababa, Ethiopia: hospital-based cross-sectional study

Article References: Getenet, H., Feleke, Y., Tsigebrhan, R. et al. Prevalence and associated factors of metabolic syndrome among patients with severe mental illness attending Amanuel Mental Specialized Hospital in Addis Ababa, Ethiopia: hospital-based cross-sectional study. BMC Psychiatry 25, 370 (2025). https://doi.org/10.1186/s12888-025-06845-w

Image Credits: Scienmag.com

DOI: https://doi.org/10.1186/s12888-025-06845-w

Keywords: Metabolic syndrome, severe mental illness, schizophrenia, bipolar disorder, health intervention, Ethiopia