Defocus incorporated multiple segments (DIMS) spectacle lenses increase the choroidal thickness: a two-year randomized clinical trial

Table 4 Multiple regression models for myopia progression in terms of axial elongation at 12 months

Parameter	Model summary	Standardized coefficients beta	Significance
Model 1	R square = 0.086 (P = 0.001*)
Age		− 0.289	< 0.005*
Gender		− 0.038	0.625
Model 2	R square = 0.105 (P = 0.001*)
Age		− 0.297	< 0.005*
Gender		− 0.21	0.788
ChT changes at 1 week		− 0.140	0.073
Model 2	R square = 0.092 (P = 0.002*)
Age		− 0.293	< 0.005*
Gender		− 0.037	0.629
ChT changes at 1 month		− 0.081	0.294
Model 2	R square = 0.126 (P < 0.005*)
Age		− 0.299	< 0.005*
Gender		− 0.021	0.788
ChT changes at 3 months		− 0.203	0.010*

Asterisk (*) indicated that the variable had a significant unique contribution to the prediction of the dependent variable
ChT = choroidal thickness

ISSN: 2326-0254