Surgical Treatment of Epiblepharon Effectively Alleviates Keratopathy but Not Astigmatism: A Case-Control Study Utilizing Vector Analysis in East Asian Children
Table 1
Demographic data, symptoms, severity of keratopathy, and refractive status of the study population.
Children with epiblepharon
value
Surgical treatment (91 eyes of 47 patients)
Non-surgical treatment (67 eyes of 35 patients)
Mean ± SD, n (%)
Age (year)
5.93 ± 2.76
5.87 ± 2.10
0.87
Sex (female)
28 (59.6)
16 (45.7)
0.75
Severity of keratopathy (eyes)
Grade 0
0 (0)
0 (0)
<0.001∗
Grade 1
4 (4.4)
58 (86.6)
Grade 2
35 (38.5)
6 (9.0)
Grade 3
52 (57.1)
3 (4.4)
Spherical equivalent (D)
−0.58 ± 2.88
−0.70 ± 2.90
0.78
Astigmatism
Magnitude (D)
2.22 ± 1.39
2.26 ± 1.46
0.87
Vector J0 (D)
0.97 ± 0.80
0.94 ± 0.86
0.83
J45 (D)
0.05 ± 0.35
−0.05 ± 0.44
0.14
Type
With-the-rule
73 (80.2)
55 (82.0)
0.28
Against-the-rule
4 (4.4)
6 (9.0)
Oblique
14 (15.4)
6 (9.0)
SD, standard deviation; SE, spherical equivalent; D, diopter. Magnitude of astigmatism indicate the absolute value of cylinder power regardless of the axis. Thibos and Horner’s vector analysis method was used to represent the vector of astigmatism. .