Weighted Zernike defocus coefficient of treatment zone is a meaningful indicator for myopia control efficacy of Ortho-K lenses

Table 2 Logistic regression analysis of the associations of the 12-month axial length change with basic and ocular characteristics

Parameters	Univariate logistic regression			Multivariate logistic regression*
	OR	95% CI	P-value	OR	95% CI	P value
C_{weighted defocus} (D/mm²)	0.199	0.016, 0.098	< 0.001	0.224	0.078, 0.646	0.006
Age (years)	0.596	0.473, 0.750	< 0.001	0.585	0.432, 0.793	0.001
Pupil diameter (mm)	0.135	0.059, 0.309	< 0.001	0.116	0.041, 0.323	< 0.001
SE (D)	1.449	1.115, 1.829	0.002	1.157	0.820, 1.631	0.406
Sex, male	0.869	0.440, 1.719	0.687	1.262	0.467, 3.410	0.647
Lens design, VST	0.943	0.473, 1.879	0.868	1.098	0.420, 2.871	0.849
Vertical decentration (mm)	2.159	0.886, 5.265	0.091	5.127	1.404, 18.730	0.013

SE = spherical equivalent; VST = vision shaping treatment; OR = odds ratio; CI = confidence interval
*Adjusted for C_{weighted defocus}, sex, age, pupil diameter, SE, lens design, and vertical decentration

ISSN: 2326-0254