Table 2.

Mean Retinal Thickness Determined by DOCTRAP Automatic Software and Spectralis Semi-Automatic Software (Manual Placement of Inner RPE Boundary)

	Retinal Thickness
	Mean Thickness, μm		DOCTRAP Automatic Software vs. Spectralis Semi-Automatic Software
	DOCTRAP Automatic Software, Mean ± SD*	Spectralis Semi-Automatic Software, Mean ± SD*	Mean Paired Difference, Mean ± SE	ICC (95% CI)	95% Limits of Agreement
1-mm diameter central foveal area	441.9 ± 107.9	443.9 ± 108.6	−2.02 ± 1.35	0.998 (0.996–0.9999)	−4.84 to 0.80
Surrounding area, out to 3 mm
Superior	424.3 ± 90.1	422.3 ± 88.1	1.99 ± 1.53	0.997 (0.993–0.999)	−1.21 to 5.19
Nasal	399.0 ± 68.8	396.4 ± 66.1	2.64 ± 1.79	0.993 (0.982–0.997)	−1.12 to 6.39
Inferior	389.3 ± 63.3	385.2 ± 58.5	4.14 ± 2.20	0.987 (0.967–0.995)	−0.45 to 8.74
Temporal	436.4 ± 103.9	435.5 ± 102.7	0.87 ± 1.50	0.998 (0.995–0.999)	−2.26 to 4.01

^* n = 20.