PROBLEM TO BE SOLVED: To enable a user to easily consult pieces of medical related data acquired and stored by different devices, for a specific treatment such as dialysis medical care.SOLUTION: An information processing device 4 is configured to: classify pieces of data in various formats that are acquired by different devices and are stored in a database 3, by major item arrange the classified pieces of data in predetermined order in the major items determine whether a value indicated by each piece of the data is a normal value or an abnormal value and display all pieces of data while attaching a mark to the data indicating the abnormal value.COPYRIGHT: (C)2015,JPO&INPIT