Table 3.

Comparison of demographic and clinical characteristics between low and high stress group

Variable	Low stress (n = 36)	High stress (n = 31)	p-value
Baseline factor
Age (yr)	56.5 ± 13.1 (35 to 77)	57.2 ± 12.1 (32 to 75)	0.816*
Sex
Male	17 (47.2)	21 (67.7)
Female	19 (52.8)	10 (32.3)	0.091†
Medical benefit recipient	2 (5.6)	1 (3.2)	0.468‡
Ocular factor
BCVA (logMAR)
Better eye	0.04 ± 0.05 (0 to 0.22)	0.14 ± 0.2 (0 to 0.70)	0.044§
Worse eye	0.14 ± 0.16 (0 to 0.82)	0.33 ± 0.4 (0 to 1.10)	0.145§
Visual field mean deviation (dB)
Better eye	−3.48 ± 2.95 (−11.46 to 0.56)	−8.21 ± 8.46 (−30.28 to 0.55)	0.005*
Worse eye	−7.74 ± 6.26 (−28.90 to −1.05)	−12.30 ± 9.38 (−33.06 to −0.81)	0.026*
Intraocular pressure (mmHg)
Right eye	12.4 ± 2.7 (10.0 to 20.0)	12.5 ± 3.1 (7.0 to 19.0)	0.855*
Left eye	12.1 ± 2.9 (6.0 to 19.0)	12.3 ± 3.4 (8.0 to 20.0)	0.789*
History of glaucoma surgery	1 (2.8)	3 (9.7)	0.235‡
No. of eye drops per day	3.7 ± 2.3 (1 to 10)	4.3 ± 2.8 (1 to 10)	0.439§
Comorbidity			>0.999‡
Uncontrolled diabetes mellitus	3 (8.3)	3 (9.7)
Cerebrovascular accident	1 (2.8)	0 (0)
Heart disease	3 (8.3)	2 (6.5)
Lung disease	2 (5.6)	1 (3.2)
Liver disease	1 (2.8)	1 (3.2)
Cancer	2 (5.6)	3 (9.7)
Psychiatric disease	1 (2.8)	2 (6.5)

Values are presented as mean ± standard deviation (range) or number (%).

BCVA = best-corrected visual acuity; logMAR = logarithm of the minimum angle of resolution.

^*Independent t-test;

^†Chi-square test;

^§Fisher exact test;

^‡Mann-Whitney U-test.