sector

Normal eyes

PPG eyes

early UHFD eyes

severe UHFD eyes

SN

85.6 ± 7.8

76.8 ± 4.6*

75.2 ± 10.0*

76.2 ± 8.7*

S

84.0 ± 6.7

76.2 ± 3.1

73.8 ± 14.7

71.2 ± 14.6*

ST

81.9 ± 6.3

74.3 ± 5.3**

76.1 ± 5.9

71.3 ± 5.2***

IT

82.3 ± 6.7

76.9 ± 5.8

58.6 ± 6.4***

54.8 ± 4.0***

I

81.3 ± 5.7

73.2 ± 5.6*

66.3 ± 8.9***

57.9 ± 5.2***

IN

82.8 ± 6.7

75.0 ± 4.2

71.0 ± 11.6*

69.3 ± 8.3***