Table 5.

Multiple regression analysis of factors associated with 2-year axial elongation

Variable	Coefficient	p value
Treatment		0.004*
OK	0
AOK	−0.84 (−1.41, −0.27)
Age, year	−0.08 (−0.12, −0.04)	< 0.001*
SER, D	0.05 (0.01, 0.11)	0.029*
Treatment* age		0.040*
OK* age	0
AOK* age	0.06 (0.00, 0.12)
Treatment*.SER		0.565
OK* SER	0
AOK* SER	−0.02 (−0.10, 0.05)

AOK combination therapy group, OK monotherapy group, SER spherical equivalent refraction, D diopter

*Independent group t test