Table 1. Clinical Characteristics of the Groups.

	PD Group	Control Group	P
Age (years)	69 ± 10	67 ± 9	.467
Sex (F/M)	29/37	22/44	.211
IOP (mmHg)	14.8 ± 2.2	15.7 ± 3.0	.051
AL (mm)	23.3 ± 1.0	23.5 ± 0.9	.54
Hypertension (n,%)	18 (27%)	12 (18%)	.213
MoCA	23.5 ± 4.8	24.42 ± 3.44	.099
H-Y scale	1.8 ± 0.8
UPDRS	16 ± 3.8

Notes: Values are mean ± SD (*P ≤ .05), AL, axial eye length; H-Y scale, Hoehn -Yahr scale; IOP, Intraocular pressure; MoCA, Montreal Cognitive Assessment; PD, Parkinson’s disease; UPDRS, Unified Parkinson’s Disease Rating Scale.