Table 4.

Linear Mixed-Effects Models for Baseline Characteristics Associated With the Rates of Change in SE

	Univariate		Multivariate
Characteristics	β (95% CI)	P Value*	β (95% CI)	P Value*
Rate of change in SE
Age (years)
≥7 and <11				Reference
≥11 and <18	0.180 (0.114 to 0.246)	<0.001	0.146 (0.081 to 0.021)	<0.001
Gender
Boys				Reference
Girls	0.020 (−0.033 to 0.074)	0.460	—	—
Baseline SE (D)	0.025 (0.014 to 0.036)	<0.001	0.017 (0.005 to 0.028)	0.005
Baseline AL (mm)	−0.009 (−0.029 to 0.012)	0.415	—	—
Baseline PM
0				Reference
1	−0.189 (−0.267 to −0.111)	<0.001	−0.097 (−0.181 to −0.012)	0.025

^* P was calculated using a linear mixed-effects regression model.