Combination of Multifocal Electroretinogram and Spectral-Domain OCT Can Increase Diagnostic Efficacy of Parkinson’s Disease

Table 1

Demographics, disease characteristics, and visual field of all participants.

	HC	PD
Number of subjects
Age (years)	62.29 ± 9.74	61.79 ± 9.89	0.807^a
Male/female	24/17	35/18	0.456^b
PD duration (months)	—	67.92 ± 45.52	—
BCVA	1.01 ± 0.03	0.99 ± 0.04	0.096^c
MD of visual field (dB)	2.94 ± 3.25	7.00 ± 6.39	≤0.001^c
IOP (mmHg)	14.79 ± 2.93	14.19 ± 2.97	0.338^c
Hoehn and Yahr scale	—	1.92 ± 0.54	—
UPDRS III	—	37.15 ± 16.61	—

Values are expressed as mean ± SD (unless otherwise stated). Statistical tests: ^at-test; ^bPearson’s χ² test; ^cMann–Whitney U test. . BCVA, best-corrected visual acuity; MD, mean deviation (dB); IOP, intraocular pressure (mmHg); UPDRS III, Unified Parkinson Disease Rating Scale III.