目的　构建陕西省SARS监测与控制决策信息系统,为SARS的防制决策提供支持信息系统平台。方法　以地理信息系统(GIS)软件平台SuperMapObjects为开发工具,运用Delphi 7.0语言和GIS技术建立陕西省SARS监测与控制决策信息系统。结果　该系统主要包括SARS信息实时采集、监测,相关信息管理,疫情的实时发布、分析、辅助决策和监控等功能。结论　流行病学理论与GIS技术有机结合,构建科学、高效的信息系统,为SARS疫情的监测、防治提供有力的决策依据和手段 Objective To construct a SARS monitoring and control decision-making information system in Shaanxi Province and provide a support information system platform for SARS prevention and control decision-making. Methods The GIS software platform SuperMapObjects was used as a development tool to establish Shaanxi Province SARS monitoring and control decision-making information system using Delphi 7.0 language and GIS technology. Results The system mainly includes real-time collection and monitoring of SARS information, management of related information, real-time release of epidemic situation, analysis, decision support and monitoring. Conclusion The combination of epidemiological theory and GIS technology can build a scientific and efficient information system and provide powerful decision-making basis and means for monitoring and preventing SARS epidemic.