Visual Function Questionnaire (VFQ-25)

What is the VFQ?

Depression screener

English (PDF) Spanish (PDF)

Scoring instructions

English (PDF)

The VFQ-25 is a reliable and valid 25-item version of the 51-item National Eye Institute Visual Function Questionnaire (NEI-VFQ). It is especially useful in settings such as clinical trials, where interview length is a critical consideration.

Do I have to pay to use the VFQ?

The VFQ-25 is a public document available without charge to all researchers provided that they identify the measure as such in all publications. Users should also cite the following article:

Specific permissions for using the VFQ-25 are detailed on the cover page of the questionnaire itself.

What if I have other questions?

You may find the answer to your question in our FAQs (PDF), or contact us at RAND_Health@rand.org.

About the VFQ-25 and scoring instructions

Depression screener

English (PDF) Spanish (PDF)

Scoring instructions

English (PDF)

A detailed description of the survey and scoring instructions.

VFQ-25 manual (PDF)

Survey instruments in English

Interviewer-administered survey (PDF)

Survey instruments in other languages

Depression screener

English (PDF) Spanish (PDF)

Scoring instructions

English (PDF)

The Spanish survey was not translated by RAND. Therefore, RAND does not have the translation certification. The Greek version of the VFQ-25 was made possible by the Laboratory of Experimental Ophtamology of Aristotle University Thessaloniki in Greece.

Spanish survey (PDF) Greek survey (PDF)