Table 1.

Background of patients

Type of glaucoma	Normal tension glaucoma	Range
Gender	Men 33, women 43
Age	54.8 ± 13.9 years	(26–83 years)
IOP before administration	16.8 ± 2.6 mmHg	(10–21 mmHg)
MD before administration	−5.4 ± 4.7 dB	(−26.3–+1.4 dB)
PSD before administration	7.4 ± 4.2 dB	(2.1–17.0 dB)
Refraction value	−3.9 ± 3.9 D	(−16.0–+3.5 D)

Abbreviations: IOP, intraocular pressure; MD, mean deviation; PSD, pattern standard deviation.