Table 3.

The National Eye Institute Visual Function Questionnaire (VFQ-25) Composite Score and 12 Subscales in Patients with Glaucoma before and after Surgery (n = 103)

VFQ-25 Questionnaire Scale	Preoperatively	Postoperatively	P value
General health	52.7 ± 12.0	54.3 ± 13.1	0.14
General vision	56.2 ± 15.6	59.7 ± 15.7	0.02
Ocular pain	70.9 ± 21.1	76.7 ± 19.1	0.003
Near activities	63.9 ± 17.9	66.7 ± 16.1	0.045
Distance activities	65.3 ± 16.9	66.8 ± 17.7	0.32
Social functioning	75.9 ± 16.5	77.3 ± 16.0	0.31
Mental health	62.1 ± 21.3	64.8 ± 21.6	0.13
Role difficulties	73.7 ± 20.6	73.3 ± 20.9	0.81
Dependency	75.1 ± 23.4	74.7 ± 24.6	0.81
Driving	56.6 ± 27.5	56.2 ± 31.7	0.85
Color vision	79.9 ± 19.0	80.9 ± 19.6	0.58
Peripheral vision	55.6 ± 27.8	55.9 ± 24.2	0.91
Composite score	65.8 ± 15.6	67.8 ± 16.6	0.08