From: Correlation between ocular residual astigmatism and anterior corneal astigmatism in children with low and moderate myopia
The ratio of CV/ACA
≤ 0.25 (n)
≤ 0.50 (n)
≤ 0.75 (n)
≤ 1.00 (n)
> 1.00 (n)
WTR ACA (n = 234)
13
61
174
219
15
ATR ACA (n = 2)
0
2
Oblique ACA (n = 4)
1
3