Abstract
The pregnancy will take place in a short term a rapid change, and he one of the period which falls easily into a psychologically critical situation in woman's lifestyle. The social support from others is a method to decrease psychological anxiety. In this paper, the analysis of relationship between pregnant woman's anxiety and the social support was analyzed by using statistical analysis and fuzzy structural modeling "FISM/fuzzy". It was able to make comparative study of the structure of the social support in the pregnant woman with different level of anxiety by using FISM/fuzzy, and the analysis to relax anxiety concerning the social support became possible.