OBJECTIVE: The purpose of this study was to develop a web-based multimedia heath information system for maternal health care using principles of user-centered design.

METHODS: Research process includes needs assessment, needs analysis, design, development/testing, and application release. Research methods for needs assessment included literature review, interviews, focus groups, and surveys.

RESULTS: Based on the user's needs studies, this information service system contains an introduction, pregnancy test, fetal assessment, maternal and fetal development during pregnancy, maternal self-care methods, complications of pregnancy, complications of postpartum period, information for parenting, father's page, self-help group, FAQ, counseling and hyperlinked on Internet sites of resources pages. The web site was released using the URL:http://www.baejy.com/im.

CONCLUSION: Through this health information system, clients can obtain information on maternal and baby care such as maternity care guidelines, daily instructions for families. This system will be a new way of nursing intervention and contribute to the maternal health promotion.