Spectral Domain Optical Coherence Tomography Assessment of Macular and Optic Nerve Alterations in Patients with Glaucoma and Correlation with Visual Field Index
Table 2
Descriptive statistics of the parameters with the highest diagnostic ability in the CTRL vs. IG, CTRL vs. AG, and IG vs. AG comparisons.
CTRL
IG
AG
Parameter
Median
Interquartile range low
Interquartile range high
Median
Interquartile range low
Interquartile range high
Median
Interquartile range low
Interquartile range high
Macula GCL mean inner
52.00
50.25
54.75
43.13
39.25
45.75
27.75
22.50
36.50
Macula GCL mean outer
35.50
32.75
38.50
30.13
27.75
32.25
22.50
20.75
25.75
Macula GCL temporal inner
51.00
47.00
53.00
35.00
29.00
42.00
20.00
18.00
27.00
Macula GCL temporal outer
39.00
35.00
40.00
26.50
24.00
31.00
19.00
17.00
22.00
Macula IPL temporal inner
43.00
40.00
45.00
34.00
32.00
37.00
25.00
22.00
27.00
Macula RNFL mean outer
34.75
33.50
37.00
28.88
25.25
31.50
21.00
19.00
24.50
Macula mean GCL
31.59
29.27
33.20
27.34
26.06
27.88
21.41
19.80
24.14
Macula mean RNFL
40.94
38.61
42.73
32.03
26.06
35.78
20.66
19.52
25.16
cpRNFL global
90.00
79.00
97.00
61.50
58.00
72.00
47.00
39.00
51.00
cpRNFL temporal superior
113.00
101.00
138.00
79.50
66.00
96.00
39.00
31.00
57.00
VFI
99.00
98.00
99.00
92.00
86.00
96.00
49.00
13.00
66.00
GCL: ganglion cell layer; IPL: inner plexiform layer; cpRNFL: circumpapillary retinal nerve fiber layer thickness; VFI: visual field index; CTRL: control group; IG: Early Glaucoma Group; AG: Advanced Glaucoma Group.