Table 3.

Mean Retinal Thickness Determined by DOCTRAP Automatic Software, Cirrus Automatic Software, and Cirrus Software With Manual Correction

	Retinal Thickness
	Mean Thickness, μm			DOCTRAP Software vs. Cirrus Automatic Software			DOCTRAP Software vs. Cirrus Manual Correction
	DOCTRAP Automatic Software, Mean ± SD*	Cirrus Automatic Software, Mean ± SD*	Cirrus Software With Manual Correction, Mean ± SD*	Mean Paired Difference, Mean ± SE	ICC (95% CI)	95% Limits of Agreement	Mean Paired Difference, Mean ± SE	ICC (95% CI)	95% Limits of Agreement
1-mm diameter central foveal area	440.8 ± 183.4	442.7 ± 182.4	442.5 ± 182.9	−1.84 ± 1.65	0.999 (0.998–1.000)	−5.30 to 1.61	−2.24 ± 1.16	1.000 (0.999–1.000)	−4.67 to 0.18
Surrounding area, out to 3 mm
Superior	410.7 ± 142.7	391.3 ± 139.9	411.2 ± 139.9	19.47 ± 19.72	0.734 (0.441–0.886)	−21.80 to 60.75	−0.48 ± 1.57	0.999 (0.997–1.000)	−3.77 to 2.81
Nasal	409.2 ± 131.5	408.6 ± 128.3	408.7 ± 128.2	0.61 ± 1.70	0.998 (0.996–0.999)	−2.94 to 4.17	0.46 ± 1.78	0.998 (0.995–0.999)	−3.25 to 4.18
Inferior	405.4 ± 148.6	402.6 ± 142.8	401.8 ± 141.0	2.83 ± 2.10	0.998 (0.995–0.999)	−1.57 to 7.24	3.63 ± 2.49	0.997 (0.993–0.999)	−1.57 to 8.84
Temporal	416.2 ± 170.3	411.0 ± 154.7	415.5 ± 165.7	5.16 ± 4.16	0.993 (0.984–0.997)	−3.55 to 13.9	0.71 ± 1.68	0.999 (0.997–1.000)	−2.80 to 4.23

^* n = 20.