EN
The progress of science and technology allows to create increasingly complex and detailed databases. It leads to the development of modern data analysis methods. Information collected in medical facilities is characterized by great diversity. In this paper we present a description and application of one of the data mining methods, the basket analysis. It will be used on data describing the process of hospitalization on the gynecological ward. A way of searching for association rules the using basket analysis will be presented. This opens great opportunities for the interpretation obtained results.