From: Refractive errors and associated factors among patients visiting BoruMeda Hospital’s secondary eye Unit in Dessie Town, South Wollo Zone, Ethiopia
Degree of refractive error
Frequency
Percent
Normal
187
81.7
Myopia (> -3D)
12
5.2
Myopia(<—3D)
10
4.4
Hyperopia (> 3D)
2
.9
Hyperopia (< 3D)
6
2.6
Astigmatism
Total
229
100.0