TEST RELIABILITY
6-5
Fixation Losses
XX
False Positive
False Negative
Abnormally high results
Gaze Graph
Carl Zeiss Meditec
Figure 6.1: Sample Printout Showing Poor Reliability.
The example above indicates a very unreliable patient. A high number of fixation losses, false
positive errors, and false negative errors have been recorded. Poor fixation is indicated by the
gaze graph. Also note the number of points where threshold results are 40 dB or higher.
i
REV. B 02/03 PN 51680-1
HUMPHREY FIELD ANALYZER II -
series