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Health information systems - past, present, future.

Reinhold Haux¹

¹Technical University of Braunschweig, Institute for Medical Informatics, Muehlenpfordtstr. 23, D-38106 Braunschweig, Germany. R.Haux@mi.tu-bs.de

International Journal of Medical Informatics

|September 20, 2005

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Health information systems (HIS) have evolved significantly from paper-based records to integrated digital platforms, driven by medical advancements and an aging population. Future HIS require strategic planning, new architectures, and robust research for effective healthcare delivery.

Area of Science:

Medical Informatics
Health Information Systems
Digital Health

Background:

The evolution of health information systems (HIS) is examined, referencing a 1984 lecture on hospital information systems.
Progress in medicine and informatics has led to increased life expectancy and aging societies, influencing healthcare organization and HIS development.
This analysis considers the period from 1984 to 2004, highlighting the transformation of HIS.

Purpose of the Study:

To analyze the developmental trajectories of health information systems (HIS) over two decades.
To identify the implications of these developments for the future of HIS, particularly in the context of aging populations.
To underscore the critical role of HIS in modern healthcare and medical informatics.

Main Methods:

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The study reviews key lines of development in HIS, including the transition from paper to digital records.
It analyzes the expansion from institution-centered systems to regional and global HIS.
The inclusion of diverse users (patients, consumers) and data types (images, molecular data) is examined, alongside technological advancements like ubiquitous computing.

Main Results:

HIS have shifted from paper-based to computer-based systems, with increasing data volumes.
There has been a move from hospital-centric to regional and global HIS, incorporating patients as users.
Data utilization has expanded beyond patient care to planning and research, with a focus on strategic information management and new technologies.

Conclusions:

Future HIS necessitate institutional and national strategies, novel transinstitutional architectures, and specialized education in health informatics.
Urgent research is needed for HIS architectures, strategic information management, evaluation methods, and comprehensive electronic patient records.
The evolution of HIS is crucial for reorganizing healthcare in aging societies, presenting significant opportunities for research, education, and practice in medical informatics.