Table 6.

Mean Absolute Difference in Amplitude Between A-Scan Profiles for Clinical Groups, Glaucoma Subjects (n = 7)

	Overall % (95% CI)	Temporal, n = 6 (95% CI)	Superior, n = 7 (95% CI)	Nasal, n = 6 (95% CI)	Inferior, n = 5 (95% CI)
Original Cirrus vs. original Cirrus	10.1 (9.6, 10.6)	10.6 (9.1, 12.1)	10.0 (8.5, 11.5)	9.9 (9.1, 10.6)	9.9 (8.8, 10.9)
Original Cirrus vs. Z-scaled RTVue	12.9 (12.3, 13.4)	13.0 (12.1, 14.0)	12.4 (10.9, 14.0)	13.2 (11.9, 14.4)	12.8 (11.6, 14.1)
Normalized Cirrus vs. normalized RTVue	6.1 (5.8, 6.5)	5.8 (4.9, 6.7)	6.0 (5.1, 7.0)	6.5 (5.7, 7.3)	6.2 (5.5, 6.9)
Normalized Cirrus vs. normalized Cirrus	6.0 (5.6, 6.4)	6.0 (4.3, 7.7)	6.0 (5.0, 7.0)	6.0 (5.3, 6.7)	5.9 (5.0, 6.9)

Absolute difference is in percentage with 95% CI in parentheses.