Vision-Related Quality of Life among Patients Attending the Diabetes and Eye Clinics in Kenyatta National Hospital, Kenya

Table 3

Vision-related quality of life mean scores among patients attending the diabetes and eye clinics.

Subscales of WHO-PBD_VF-20 questionnaire	DR (n = 50), mean (SD)	No DR (n = 50), mean (SD)	value
Overall self-rating	2.6 (0.7)	2.2 (0.4)	<0.001
General functioning	18.0 (7.6)	14.7 (3.3)	0.005
Distance vision difficulty	7.7 (3.5)	6.0 (1.4)
Near vision difficulty	7.7 (3.1)	6.4 (1.7)
Role limitations	1.5 (0.8)	1.2 (0.5)
Colour vision difficulty	1.1 (0.6)	1.0 (0.0)
Psychosocial	6.7 (2.6)	5.3 (1.0)	<0.001
Mental well-being	3.9 (1.4)	3.2 (1.0)
Social functioning limitations	1.5 (0.8)	1.1 (0.2)
Dependency	1.3 (0.7)	1.0 (0.1)
Visual symptoms	6.1 (1.5)	4.8 (1.2)	<0.001
Light/dark adaptation	2.2 (0.8)	1.6 (0.6)
Ocular pain/discomfort	2.0 (0.5)	1.6 (0.5)
Glare	1.9 (0.8)	1.6 (0.6)

WHO-PBD VF-20 questionnaire: World Health Organization Prevention of Blindness and Deafness Visual Function-20 Questionnaire.