Health informatics sits at the vibrant intersection of medicine, data science, and technology, transforming how we store, analyze, and utilize health information. This rapidly evolving field empowers clinicians and researchers to uncover patterns in patient data, improve diagnostic accuracy, and personalize treatment plans without getting lost in complex databases. By turning raw medical records into actionable insights, these innovations are reshaping the future of healthcare delivery and population health management.

At Gist.Science, we bridge the gap between cutting-edge research and public understanding by curating the latest preprints from medRxiv specifically within this domain. Our team processes every new submission in this category, providing both accessible plain-language explanations and detailed technical summaries to ensure the science is clear for everyone, from policymakers to curious readers. Below are the latest papers in health informatics, freshly distilled and ready for you to explore.

📄 health informatics

Who is leading medical AI? A systematic review and scientometric analysis of chest x-ray research

This systematic review and scientometric analysis of 928 chest X-ray AI studies reveals that research leadership and training data are overwhelmingly dominated by high-income countries, particularly the US and China, creating significant disparities that risk developing AI systems with inconsistent performance across diverse global populations and exacerbating healthcare inequities.

Vasquez-Venegas, C., Chewcharat, A., Kimera, R., Kurtzman, N., Leite, M., Woite, N. L., Muppidi, I. J., Muppidi, R. J. (…)2026-04-07
📄 health informatics

Attitudes and Perceptions Toward the Use of Artificial Intelligence Chatbots for Peer Review in Medical Journals: A Large-Scale, International Cross-Sectional Survey

This large-scale international survey reveals that while medical journal peer reviewers are highly familiar with AI chatbots, their actual use in peer review remains limited due to significant ethical concerns and a lack of institutional training, despite a strong expressed interest in receiving guidance for future implementation.

Ng, J. Y., Bhavsar, D., Dhanvanthry, N., Bouter, L., Chan, T., Cramer, H., Flanagin, A., Iorio, A., Lokker, C., Maisonne (…)2026-04-07
📄 health informatics

Perioperative Mortality Prediction Using a Bayesian Ensemble with Prevalence-Adaptive Gating

This study presents a prevalence-adaptive Bayesian ensemble model that utilizes Variational Autoencoder-based data augmentation and entropy-driven uncertainty quantification to achieve perfect separation on a validation cohort and clinically meaningful sensitivity with zero false positives in predicting perioperative mortality within resource-limited surgical settings.

Pandey, A. K.2026-04-06
📄 health informatics

A Reproducible Health Informatics Pipeline for Simulating and Integrating Early-Phase Oncology Clinical, Biomarker, and Pharmacokinetic Data for Exploratory Decision-Support Analytics

This paper presents a reproducible Python-based workflow that simulates and integrates early-phase oncology clinical, biomarker, and pharmacokinetic data to generate analysis-ready datasets, visualizations, and exploratory predictive models for translational decision support.

Petalcorin, M. I. R.2026-04-02
📄 health informatics

Self-Reported Symptoms Enable Four-Phase Menstrual Cycle Classification with Hormonally Validated Labels

This study demonstrates that a hybrid machine learning framework combining gradient boosting and Hidden Semi-Markov Models can accurately classify four menstrual cycle phases using only self-reported symptoms, achieving 67.6% accuracy and establishing symptom dynamics as a scalable, device-free digital biomarker for reproductive health.

Specht, B., Tayeb, Z. Z., Garbaya, S., Khadraoui, D., EL-Khozondar, M., Schneider, R.2026-04-01
📄 health informatics

DR. INFO at the Point of Care: A Prospective Pilot Study of an Agentic AI Clinical Assistant

This prospective pilot study demonstrates that DR. INFO, an agentic AI clinical assistant, significantly improves time efficiency and clinical decision support for physicians in Portuguese healthcare settings, achieving high satisfaction scores and a Net Promoter Score of 81.2 without evidence of attrition bias.

Corga Da Silva, R., Romano, M., Mendes, T., Isidoro, M., Ravichandran, S., Kumar, S., van der Heijden, M., Fail, O., Gna (…)2026-04-01
📄 health informatics

MedScope: A Lightweight Benchmark of Open-Source Large Language Models for Medical Question Answering

This paper introduces MedScope, a lightweight benchmarking framework that systematically evaluates six open-source large language models on medical multiple-choice questions using multi-dimensional metrics and visual analyses, revealing significant performance heterogeneity and highlighting their current unsuitability for unsupervised high-risk clinical deployment despite their value as transparent baselines.

Bian, R., Cheng, W.2026-04-01