A randomized clinical trial using cyclopentolate and tropicamide to compare cycloplegic refraction in Chinese young adults with dark irises

Table 3 Non-cycloplegic and cycloplegic refraction in the tropicamide group

	Non-cycloplegic	Cycloplegic	Difference	p-value
Autorefraction
Sphere (D)	−3.98 ± 2.61	− 3.58 ± 2.76	0.40 ± 0.32	< 0.01*
Cylinder (D)	−0.83 ± 0.77(− 0.50)	−0.84 ± 0.78(− 0.50)	−0.01 ± 0.27(0.00)	0.677⁺
Spherical equivalent (D)	−4.39 ± 2.70	− 4.00 ± 2.86	0.39 ± 0.34	< 0.01*
Subjective refraction
Sphere (D)	−3.97 ± 2.59	−3.58 ± 2.78	0.39 ± 0.34	< 0.01*
Cylinder (D)	−0.71 ± 0.73(− 0.50)	−0.71 ± 0.77(− 0.50)	0.00 ± 0.31(0.00)	0.543⁺
Spherical equivalent (D)	−4.33 ± 2.64	−3.93 ± 2.87	0.39 ± 0.38	< 0.01*

ISSN: 1471-2415