Table 5 Group mean percentage of dissimilar total probability stimulus locations classified as normal or defective (±1 SD) between threshold algorithms at the final visit (top) and between examinations using the same threshold algorithm (bottom)

Percentage difference in defect area between threshold algorithm

(at Visit 3)

Full Threshold - SITA Standard

Full Threshold - SITA Fast

SITA Standard - SITA Fast

Total deviation

16.2 (16.8)

17.1 (17.9)

17.1 (17.5)

Percentage difference in defect area within threshold algorithm

(between Visits 2 and 3)

Full Threshold

SITA Standard

SITA Fast

Total deviation

14.0 (14.2)

13.0 (13.3)

19.6 (20.5)