RNFL thickness (µm)

(3.45 scanning mode)

Eyes with preperimetric glaucoma (1) (mean ± SD)

Healthy eyes (2) (mean ± SD)

P values

(1 vs 2)

RNFL2 Overall

99.51 ± 11.72

107.20 ± 7.90

<0.001

RNFL2 Sup

100.62 ± 14.48

108.12 ± 8.85

0.001

RNFL2 Inf

98.47 ± 12.52

106.38 ± 9.49

0.001

RNFL2 temporal quadrant

78.11 ± 12.17

84.20 ± 11.15

0.004

RNFL2 superior quadrant

120.39 ± 21.78

130.96 ± 13.76

0.002

RNFL2 nasal quadrant

72.93 ± 13.71

76.48 ± 9.29

0.102

RNFL2 inferior quadrant

125.57 ± 19.64

135.70 ± 14.12

0.002