Table 2.

Subject characteristics in asymmetric comparison.

	All	Male	Female	P*
Number (person)	53	24	29
Mean age (years old)	61.1 ± 8.6	64.0 ± 9.2	58.8 ± 7.5	0.067
Mean visual acuity (logMAR)
Right eye	0.01 ± 0.12	0.01 ± 0.12	0.01 ± 0.13	0.97
Left eye	0.00 ± 0.12	−0.03 ± 0.12	0.01 ± 0.12	0.31
Mean intraocular pressure (mmHg)
Right eye	12.8 ± 2.6	12.2 ± 2.4	13.3 ± 2.7	0.14
Left eye	13.4 ± 2.9	12.8 ± 2.8	14.0 ± 3.0	0.22
Mean axial length (mm)
Right eye	24.11 ± 1.25	24.50 ± 1.41	23.79 ± 1.02	0.036
Left eye	24.00 ± 1.12	24.30 ± 1.09	23.72 ± 1.09	0.064

*Analyzed with Mann–Whitney U test between males and females.