Figure 1: Insignificant difference in RNFL thickness is noted between normal and amblyopic eyes. Normal RNFL thickness in both amblyopic and non amblyopic
Age |
Mean ± SD |
14± 3.5 |
|
Range |
12-30 |
Gender |
|
|
|
Female |
27(45%) |
|
Male |
33(55)% |
SD = standard deviation
Table 1: Demographic data Charactricteristic
Sound eye |
Median |
98.8 |
114.9 |
113 |
74.75 |
66 |
|
Mean±SD |
90 ± 15 |
110 ± 10 |
109 ± 16 |
70 ± 15 |
60± 14.3 |
|
range |
74 - 108 |
95 - 130 |
92 - 130 |
52 - 106 |
51 - 100 |
Amblyopic eye |
Median |
80.6 |
101.5 |
95.6 |
62.6 |
57.5 |
|
Mean±SD |
85 ± 20 |
100 ± 15 |
90± 17 |
60 ± 10 |
55 ± 14 |
|
range |
70 - 95 |
82 - 134 |
78 - 113 |
42 - 99 |
42 - 71 |
Difference |
Median |
18.2 |
13.4 |
17.4 |
12.55 |
8.5 |
(Sound-Amblyopic) amblyopia) |
Mean±SD |
5±5 |
10 ± 5 |
19± I |
10± 6 |
5 ± 0.3 |
|
Range |
4 - 13 |
3 - 13 |
14 - 17 |
7 - 10 |
9 - 29 |
P |
|
0.2 |
().022 |
0.1 |
0.0 |
0.1 |
|
|
Average |
SUPERIOR |
Inferior |
Nasal |
Temporal |
Table 2: OCT Measurements among groups in micron
YEP parameters |
|
PI00 amplitude |
P 100 latency |
|
|
µv± |
(MS) |
Sound |
Median |
14 |
100 |
Mean ± SD |
12± 5 |
94 ± 10 |
|
range |
(10 -20) |
(95 -110) |
|
Amblyopic |
Median |
7 |
120 |
mean± SD |
5±4 |
113± 30 |
|
range |
3-8 |
(112-145) |
|
Difference |
Median |
7 |
20 |
mean± SD |
7±1 |
19±20 |
|
range |
7-12 |
17-35 |
Table 3: VEP Parameters
Visual cuity (V.A) |
P100 amplitude |
P100 latency |
|
R=0.8 R=0.3 |
Table 4: correlation between VEP parameters and visual acuity
R= correlation coefficient. r>5 good correlation, R<5 weak correlation
There is weak correlation between p100 latency and V.A,Strong correlation between VA and amplitude of p100
VEP |
RNFL |
P100 amp P100 latency |
R p |
Table 5: Correlation between VEP parameters and OCT
There is insignificant correlation between VEP AND OCT Parameters
Figure 1: Insignificant difference in RNFL thickness is noted between normal and amblyopic eyes. Normal RNFL thickness in both amblyopic and non amblyopic
Tables at a glance
Figures at a glance