Table 3

Multivariate logistic regression analysis for potential factors associated with axial length

	2014		2015		2016		2017
	B	P value	B	P value	B	P value	B	P value
Gender	−0.286	<0.001	−0.279	<0.001	−0.253	<0.001	−0.244	<0.001
Spherical equivalent	−0.158	<0.001	−0.316	<0.001	−0.465	<0.001	−0.562	<0.001
Height	0.307	<0.001	0.263	<0.001	0.215	<0.001	0.226	<0.001
Weight	−0.067	0.267	−0.072	0.249	−0.077	0.156	−0.083	0.112

The mean age was 6.9±0.7 years, ranging from 6 to 8 years in 2014.