Comparing School-Aged Refraction Measurements Using the 2WIN-S Portable Refractor in Relation to Cycloplegic Retinoscopy: A Cross-Sectional Study

Table 2

Correlation between cycloplegic retinoscopy and 2WIN-S measurements.

Parameters	Pearson’s r	95% CI		value
		Lower	Upper
Sphere (D)	0.876	0.804	0.926	<0.01
Cylinder (D)	0.887	0.750	0.976	<0.01
Spherical equivalent (D)	0.875	0.795	0.928	<0.01

value <0.05; CI, confidence interval; D, diopter.