Decision support system will help physicians in analyzing more accurate diagnosis, which can be made faster and easier with this time-saving system, and reduce tardiness in making referrals. Benefits with this system are as follows: (1) services can be provided across all places, regardless the distance and (2) it is ready to be used anytime; day and night, 24 h, 7 days a week, and throughout the year. The research design is the quasi-experimental post-test only without control; in stage I: Analysis and Design System, in stage II: Prototype, and in stage III: Application. The Verifying is needed by a specialist in Obstetrics for the Analysis and System Design as a way to perform conformity assessment with specific benchmarks as a diversification process. Routine examination, which involves: (1) input data, in general, which includes patient data such as symptoms and signs, (2) physiological and pathological description, (3) differential diagnosis or problems, (4) up to the problem itself as well as further suggestions. Decision support system is made to be used by physicians, and it contains the pattern of input-process-outcome and its display, so it can be used for the manufacturing of the software. This will be helpful for primary care physicians to avoid late referrals.
- Normal pregnancy, Diagnosis, Ultrasonography, Decision support system, Software