Choroidal Thickness Analysis in Patients with Usher Syndrome Type 2 Using EDI OCT

Table 3

Mean choroidal thickness values at different sites (values are in microns).

Choroidal thickness	Mean	Standard deviation
Subfoveal	237.45	76.81
0.5 mm nasal	230.85	88.85
1.0 mm nasal	212.40	81.47
1.5 mm nasal	176.70	67.74
2.0 mm nasal	151.00	62.79
2.5 mm nasal	130.20	65.34
0.5 mm temporal	242.75	76.53
1.0 mm temporal	231.90	70.39
1.5 mm temporal	223.30	62.34
2.0 mm temporal	205.65	59.53
2.5 mm temporal	194.60	63.41
0.5 mm superior	233.40	71.61
1.0 mm superior	227.60	71.63
1.5 mm superior	220.90	74.97
2.0 mm superior	219.50	57.82
2.5 mm superior	219.75	64.19
0.5 mm inferior	228.40	75.70
1.0 mm inferior	222.20	74.19
1.5 mm inferior	209.45	71.62
2.0 mm inferior	202.95	64.94
2.5 mm inferior	200.10	67.79