Distribution and Determinants of Peripapillary Retinal Nerve Fiber Layer Thickness and Its Association with Sleep Quality in Chinese Teenagers

Table 2

Univariate and multivariable analyses on the predictors of peripapillary retinal nerve fiber layer thickness.

	Univariate analysis			Multivariable analysis
	Beta	95% confidence interval		Beta	95% confidence interval
Sex, girls vs. boys	1.67	0.34, 3.00	0.01	1.65	0.22, 3.07	0.01
Body mass index, per kg/m^2 increase	−0.03	−0.26, 0.20	0.80		—
Systolic blood pressure, per mmHg increase	−0.02	−0.07, 0.04	0.55		—
Diastolic blood pressure, per mmHg increase	0.02	−0.05, 0.08	0.63		—
Birth weight, per kg increase	−0.02	−1.63, 1.60	0.98		—
Spherical equivalent, per diopter increase	1.26	0.83, 1.68	<0.001	0.75	0.15, 1.35	<0.001
Intraocular pressure, per mmHg increase	−0.12	−0.34, 0.09	0.88		—
Axial length, per mm increase	−2.25	−2.95, −1.55	<0.001		—
Anterior chamber depth, per mm increase	−3.11	−5.74, −0.47	0.02	1.96	−1.45, 5.38	0.24
Corneal power, per diopter increase	0.48	0, 0.97	0.05	0.21	−0.61, 1.03	0.66