Automatic Quantification Software for Geographic Atrophy Associated with Age-Related Macular Degeneration: A Validation Study

Table 3

Interobserver agreement (area).

Sample	Group	ICC	95% CI	Degree of agreement
Whole		0.94	0.89 0.96	Moderate
Lesion type	1	0.89	0.77 0.96	Poor
	2	0.99	0.98 0.99	Almost perfect
Number of lesions	1	0.99	0.98 0.99	Almost perfect
	2	0.88	0.74 0.96	Poor

ICC : intraclass correlation coefficient. CI: confidence interval. Lesion type- 1: regular; 2: irregular. Number of lesions- 1: single; 2: multiple.