Vulvar Pain Functional Questionnaire (VPFQ/VQ): A Full Guide for Researchers and Clinicians.
By ResRef
Published
Learn about the Vulvar Pain Functional Questionnaire: what it measures, how it is scored and interpreted, and how researchers and clinicians use it.
Introduction
The Vulvar Pain Functional Questionnaire, frequently abbreviated as VPFQ or simply VQ, developed in 2005 by Kathie Hummel-Berry and others and hosted by the Herman & Wallace Pelvic Rehabilitation Institute, is a condition-specific tool validated in 2007 to assess functional limitations related to chronic vulvar pain. This instrument consists of exactly 11 items evaluated on an ordinal 0–3 Likert-type scale, yielding a total score of 0–33, and has achieved significant academic impact, with over 20 citations in the peer-reviewed literature.
This article provides a comprehensive expert guide covering the questionnaire template and its specific domains, including mobility, clothing tolerance, and interference with sexual and daily activities.
Key Features of the Vulvar Pain Functional Questionnaire (VPFQ/VQ)
Purpose and Use
The VQ serves as a critical condition-specific outcome measure that actively evaluates the functional impact of chronic vulvar pain. Accordingly, to assess the functional impact of chronic vulvar pain on physical and sexual activities, it readily operates as a condition-specific functional outcome measure. Moreover, because generic quality-of-life tools often overlook the nuances of pelvic discomfort, the VQ provides a specialized lens so that providers can measure functional limitations that researchers specifically attribute to vulvar pain, alongside its impact on mobility, and its interference with sexual health and medical examinations.
Target Population
The questionnaire is specifically validated for adult women (aged 18 years and older) who experience chronic vulvar pain. Consequently, clinicians frequently utilize it for patients referred to physical therapy or specialized pelvic pain clinics. Furthermore, the validated age groups specifically include the following demographics:
Young Adults (18–24 years)Middle-Aged Adults (25–44 years)Older Adults (45–64 years)Seniors (+65 years)Structure
The VQ includes 11 items that cover a broad spectrum of daily and intimate functions. Specifically, these items evaluate interference with mobility (walking and sitting), clothing tolerance, bowel function, tampon use, tolerance of gynecologic examinations, social participation, and sexual activity (penetrative, non-penetrative, and self-stimulation).
Scoring Method
The VQ utilizes an ordinal Likert-type scale ranging from 0 to 3 for each of its 11 items. Subsequently, to calculate the total score, clinicians sum the individual item responses. As a result, the total score ranges from 0 to 33, where higher scores indicate greater functional limitation. Conversely, a reduction in the total score over time reflects significant functional improvement.
Administration Format
The questionnaire is designed for maximum flexibility. It is a self-administered tool that requires no specialized training for the patient to complete. Consequently, most participants complete the VQ in 5 to 10 minutes, and thus administrators can readily deploy it via several methods:
Paper-based formatsDigital (Online)In-person interviewsPhone/Video callsApplications of the Vulvar Pain Functional Questionnaire (VPFQ/VQ)
Because the VQ remains concise and condition-specific, it is highly effective for several professional applications:
Monitoring: Tracking the progression of symptoms and recovery during a treatment plan.Treatment Planning: Identifying specific functional deficits (e.g., sitting or sexual activity) to tailor physical therapy interventions.Research: Serving as a primary or secondary endpoint in clinical trials investigating vulvodynia, dyspareunia, or pelvic floor rehabilitation.Languages and availability
Currently, the VQ is available in English and has undergone cross-cultural adaptation and validation in Hebrew. This instrument was authored by renowned experts Kathie Hummel-Berry, Kathe Wallace, and Hollis Herman. Notably, the authors subsequently founded the Herman & Wallace Pelvic Rehabilitation Institute, which remains the primary distributor of the tool. Moreover, the Institute offers the instrument as Open Access, so they generally provide it completely free to use for non-commercial clinical and research purposes.
Reliability and Validity
The VQ is considered moderately reliable and valid. Psychometric testing has demonstrated a Cronbach's alpha of 0.75, indicating acceptable internal consistency for a clinical instrument.
Validation Studies:
Reliability and Validity of the VQ 2005 linkReliability and Validity of the VQ 2007 linkCross-cultural adaptation and validation study in Hebrew linkLimitations and Considerations
Despite its strengths, the VQ has a few limitations:
Self-report Measure: As a patient-reported tool, results may be influenced by personal interpretation.Social Desirability Bias: Respondents may provide answers they perceive as more socially acceptable.Language Barriers: Validated versions are currently limited to specific languages.Limited Validation Studies: While moderately reliable, overall validation studies remain limited.Narrow Focus (Limited Domains Covered): The tool covers limited domains and may not capture the full psychological impact of chronic pain.Age Restrictions (Not Suitable for All Age Groups): It is not validated for populations under 18 years of age.Other Versions And Related Questionnaires
While there are no official short-form versions of the VQ, researchers often use it in conjunction with other validated tools to capture a more holistic view of pelvic health, such as:
Vulvar Pain Assessment Questionnaire (VPAQ)Female Sexual Function Index (FSFI)Additional Resources
A direct link to the Original Validation Study linkYou can access the questionnaire as a PDF through this linkAccess the official VQ resource via this linkFor inquiries, contact the Herman & Wallace team at https://hermanwallace.com/contact-us or via this email addressinfo@hermanwallace.com
Frequently Asked Questions (FAQ)
Who can use the VQ?Clinicians, researchers, and healthcare providers use the VQ for adult women (aged 18 and older) with chronic vulvar pain.
How long does it take to complete the VQ?Patients typically take 5 to 10 minutes to complete the VQ, which makes it highly feasible in clinical settings.
How is the VQ administered?Healthcare teams can administer the questionnaire via paper-based formats, digital platforms, interviews, or phone/video calls.
Is there any cost to using the VQ?The VQ is free for non-commercial research and clinical use through the Herman & Wallace Pelvic Rehabilitation Institute.
A Word from ResRef about the Vulvar Functional Status Questionnaire (VPFQ/VQ)
The Vulvar Functional Status Questionnaire (VQ) is a concise, condition-specific tool designed to assess functional limitations related to chronic vulvar pain. It demonstrates acceptable reliability and construct validity, with clear and simple scoring. However, validation remains limited, and no cut-off values or advanced responsiveness metrics have been established. Overall, it is a practical instrument for monitoring functional outcomes in women’s health settings.
References
Tene, Lea PT, MA1; Weintraub, Adi Y. MD2; Kalichman, Leonid PT, PhD1. Cross-cultural Adaptation and Validation of the Hebrew Version of the Vulvar Functional Status Questionnaire (VQ). Journal of Women's & Pelvic Health Physical Therapy 47(3):p 203-209, July/September 2023. | DOI: 10.1097/JWH.0000000000000264 linkHummel-Berry, Kathie1; Wallace, Kathe2; Burrahm, Kim1; Chandler, Tanzy1; Hartje, Megan1; Newbury, Anna1. Reliability and Validity of the Vulvar Pain Functional Status Questionnaire. Journal of Women's Health Physical Therapy 29(1):p 33, Spring 2005. linkHummel-Berry, K., Wallace, K., & Herman, H. (2007). Reliability and Validity of the Vulvar Functional Status Questionnaire (VQ). Journal of Women’s Health Physical Therapy, 31(3), 28–33. linkDargie, E., Holden, R. R., & Pukall, C. F. (2016). The Vulvar Pain Assessment Questionnaire inventory. Pain, 157(12), 2672–2686. linkRosen, C. Brown, J. Heiman, S. Leiblum, C. Meston, R. Shabsigh, D. Ferguson, R. D’Agostino, R. (2000). The Female Sexual Function Index (FSFI): A Multidimensional Self-Report Instrument for the Assessment of Female Sexual Function. Journal of Sex & Marital Therapy, 26(2), 191–208. link