EDGT, interval (μm)

EDGT, average ± SD (μm)

Number of eyes, N

Group 1

140 - 178

164 ± 10

37

Group 2

180 - 200

188 ± 7

36

Group 3

203 - 310

234 ± 30

39

Total

140 - 310

196 ± 35

112