Adequacy of the Fogging Test in the Detection of Clinically Significant Hyperopia in School-Aged Children
Table 1
Influence of different variables on median VA with the +2.00 D sphere for different groups of spherical equivalent hyperopia.
Hyperopia <1.5 D
Hyperopia ≥1.5 D and <2.0 D
Hyperopia ≥2 D
%, n = 32
VA
%, n = 11
VA
% n = 11
VA
Astigmatism
<0.5 D
75
3/10
0.209
55
3.5/10
0.177
82
8/10
0.291
≥0.5 D
25
3.5/10
45
6/10
18
9/10
Age
≤6 years
53
3/10
0.607
55
4/10
0.070
82
8/10
0.618
>6 years
47
3/10
45
7/10
18
7/10
Chart
Angular
53
3/10
0.422
73
6/10
0.364
36
7/10
0.161
Snellen
47
3/10
17
4/10
64
8/10
Correction
No
71
3/10
0.612
82
5/10
1.000
82
5/10
0.618
Yes
19
3/10
18
5/10
18
6/10
Visual acuity (VA) is reported as median. Optic correction (≤0.75 D). Data were derived from the Mann–Whitney test. P < 0.05, statistical significance.