Psychometric validation of the visual function questionnaire-25 in patients with diabetic macular edema

Conclusions:
The VFQ-25 has evidence to support its validity and reliability for measuring HRQoL in DME. However, some operating characteristics of the instrument need further consideration and discussion in the case of DME patients. Further research is therefore warranted in this indication. (Source: Health and Quality of Life Outcomes)
Source: Blindness