Table 1.

Demographic and clinical data of the groups.

	AD	POAG	PPG	Controls	p-Value*
Number of participants	30	30	30	30	–
Women/Men	18/12	15/15	17/13	17/13	–
Age**	69.97±7.07	69.20±8.58	69.10±5.69	69.70±7.48	0.962
Best corrected visual acuity** (Snellen)	0.94±0.12	0.91±0.13	0.97±0.07	0.96±0.07	0.174
Intraocular pressure** (mmHg)	16.97±2.49	19.07±3.87	17.81±2.52	16.09±2.31	0.001

AD – Alzheimer’s disease; POAG – primary open-angle glaucoma; PPG – preperymetric glaucoma.

^*ANOVA test, P-value <0.05 was considered to be statistically significant;

^**M ±SD.