Table 2.

Topography of Fundus AF Alterations

AF Pattern Category	Foveo-Papillary Expansion, Eccentric Border, Mean ± SEM, μm
	All Eyes, n = 88			Group 1, n = 42
	SW-AF	NIR-AF	P Value	SW-AF	NIR-AF	P Value
No pattern (NP)	—	—	—	—	—	—
Granular pattern (P1)	2119 ± 99	2183 ± 91	0.005	1379 ± 93	1492 ± 90	0.003
Flecks of increased AF (P2)	2073 ± 99	—	—	1326 ± 92	—	—
Flecks of decreased AF (P3)	1541 ± 83	2129 ± 96	<0.001	0990 ± 81	1416 ± 95	<0.001
Irregular dark pattern (P4)	1180 ± 85	1322 ± 90	<0.001	0667 ± 80	0734 ± 80	0.009
Atrophic lesions (AL)	0918 ± 87	0937 ± 89	0.143	0462 ± 78	0486 ± 81	0.008

SEM, standard error of the mean.

^*ANOVA between all three groups.