Table 1.

Characteristics of control and POAG groups.

Parameter		Control Group	Stage-Dependent POAG Subgroups (IOP)				Total POAG Group
			IIA (≤21 mmHg)	IIB (22–28 mHg)	IIIB (22–28 mHg)	IIIC (≥29 mmHg)
Number of partici		14	3	7	8	6	24
Mean age ± SD 1, years		65.64 ± 13.77	67.0 ±2.65	68.86 ± 4.18	71.62 ± 6.8	63.33 ± 6.65	68.17 ± 9.35
Gender, %	Male	21.43	0.0	14.29	50.0	33.33	29.17
	Female	78.57	100.0	85.71	50.0	66.67	70.83
IOP ± SD, mmHg		14.9 ± 1.8	17.7 ± 1.7	24.7 ± 2.1	25.5 ± 1.8	33.5 ± 3.4	26.3 ± 1.9
Cup/disc ratio		0.54 ± 0.12	0.73 ± 0.05	0.71 ± 0.04	0.84 ± 0.09	0.85 ± 0.06	0.79 ± 0.06
Refr., %	Myopia	42.86	33.33	42.86	12.5	16.67	25.00
Comorbidities, %	HTN 2	42.86	66.67	42.86	50.0	50.0	50.00
	CHD 3	14.29	33.33	28.57	75.0	0	37.50
	DM 4	7.14	0	28.57	0	16.67	12.50
Treatment, %	PG analogs	0	0	0	62.5	50.0	33.33
	β-blockers	0	100	57.14	37.5	33.33	37.50
	CAI 5	0	100	71.43	50.0	66.67	54.16
	α-agonists	0	0	42.86	12.5	33.33	25.00

¹ SD, standard deviation; ² HTN, arterial hypertension; ³ CHD, coronary heart disease; ⁴ DM, diabetes mellitus; ⁵ CAI, carbonic anhydrase inhibitor.