Table 2 Peripapillary choroidal thickness in different segments and subfoveal choroidal thickness in NA-AION patients and normal subjects (mean ± SD) μm

Normal control group (n = 60)

187.72 ± 49.12

178.90 ± 47.89

163.42 ± 42.27

148.60 ± 43.75

148.28 ± 45.05

180.03 ± 55.50

169.30 ± 43.04

296.40 ± 68.36

Affected eyes (n = 44)

197.98 ± 82.11

199.23 ± 75.78

193.27 ± 70.79

179.48 ± 85.62

174.16 ± 71.55

199.89 ± 87.37

191.55 ± 73.58

305.79 ± 105.93

P value

0.46

0.12

0.02

0.03

0.03

0.19

0.07

0.64

Fellow eyes (n = 44)

196.98 ± 65.66

193.64 ± 66.26

183.64 ± 75.14

159.93 ± 69.62

162.98 ± 71.25

195.11 ± 81.67

183.77 ± 69.32

311.46 ± 83.89

P value

0.41

0.19

0.11

0.35

0.23

0.29

0.23

0.39