Comparisons of Three Methods for Myopia Control in Adolescents

Table 2

Comparison of spherical equivalent before and after wearing lenses between the SV + A, OK, and PD groups.

Factor	Eyes	Before wearing lenses (D)	One year after wearing lenses (D)	Difference
SV + A	100	−2.90 ± 1.42	−3.15 ± 0.87	−0.25 ± 0.21
OK	100	−2.87 ± 1.41	−3.26 ± 0.78	−0.39 ± 0.24
PD	100	−2.86 ± 1.38	−3.52 ± 0.93	−0.56 ± 0.25
F		0.022	4.856	44.032
		0.978	0.008	<0.001

SV + A: single vision spectacle lenses combined with 0.01% atropine eye drops; OK: orthokeratology lenses; PD: peripheral defocus spectacle lenses.