The Relationship between Axis Length Difference and Refractive Error in Unilateral Myopic Anisometropic Children Treated with Orthokeratology

Table 2

Basic characteristics and biometric parameters of the participants.

Variables	Myopic eye	Nonmyopic eye	value
Baseline AL (mm)	24.41 ± 0.11	23.44 ± 0.09	<0.001
CCT (μm)	544.02 ± 4.33	546.37 ± 4.42	0.256
Flat-K	42.92 ± 0.16	42.90 ± 0.17	0.732
Steep-K	44.08 ± 0.17	44.20 ± 0.19	0.001
Flat-E	0.639 ± 0.012	0.662 ± 0.016	0.009
Steep-E	0.490 ± 0.027	1.378 ± 0.866	0.302
Astigmatism	−0.5 (−0.5, 0.0)	—	—
Pupil (mm)	6.14 ± 0.12	6.16 ± 0.11	0.682
1-y AL (mm)	24.51 ± 0.12	23.86 ± 0.10	<0.001

Paired t-test was used. AL = axial length; CCT = central corneal thickness.