[Diagnostic instability in psychiatry]. / Diagnostisk mobilitet i psykiatrien.

The purpose of this investigation was to investigate how often psychiatric patients changed diagnosis on readmission to hospitals. On the basis of the most recent discharge diagnosis it was registered how many patients who had been diagnosed in other major diagnostic groups over a 10-year period, and a mobility of 40.6% was found. By comparison with other investigations it was shown, that the changes most often took place in the first two years. The mobility was most marked for the neurosis-group and was approximately uniform for the other groups.