The following differences are known. Further differences are possible.
The fixation loss values are transmitted incorrectly by the PeriStat program. Starting with PeriData version 1.8, the percentage was reconstructed. The number of trials is always set to 100, the true value is unknown.
The number of storable test positions (test points) is limited to 208. Examinations with more points are not completely stored. In the display, some points are missing.