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Lower Limb Functional Index (LLFI)

Gabel CP; Melloh Markus; Burkett B; Michener Lori A.

Distributed by Mapi Research Trust

Distributed by Mapi Research Trust

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Basic description

Developed in 2011

An abbreviated version, LLFI-10 is also available

Authors

Gabel CP; Melloh Markus; Burkett B; Michener Lori A.

Copyright
LLFI © CP Gabel 2003-05
Objective
To assess functional status in patients with lower-limb conditions.
Therapeutic area
  • Musculoskeletal Diseases
Therapeutic indication

Generic for Musculoskeletal Diseases

Lower limb dysfunction
Type of Clinical Outcome Assessment (COA)
  • PRO PRO
Original language(s)
  • English for Australia
Bibliographic reference(s) of the original questionnaire

Gabel CP, Melloh M, Burkett B, Michener LA. Lower limb functional index: development and clinimetric properties. Phys Ther. 2012 Jan;92(1):98-110 (Full Text Article)

Ryland ME, Grisbrook TL, Wood FM, Phillips M, Edgar DW. Demonstration of the test-retest reliability and sensitivity of the Lower Limb Functional Index-10 as a measure of functional recovery post burn injury: a cross-sectional repeated measures study design. Burns Trauma. 2016;4(16) (Full text article)


Contact and conditions of use

Authors

Gabel CP; Melloh Markus; Burkett B; Michener Lori A.

Philip Charles Gabel 

Gabel P Publications (PubMed)

Contact information

Mapi Research Trust
PROVIDE™
27 rue de la Villette
69003 Lyon
France
Phone: +33 (0)4 72 13 66 66

Conditions of use

Non-Commercial Users

If you do not receive specific funding for your study, you may download the questionnaire directly:

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  2. Click the 'Online distribution' tab in the left menu bar and follow the instructions

Tutorials are available on our FAQs.

Commercial Users

All requests have to be submitted through our online request management:

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  4. Our PROVIDE team will get back to you with the needed information in a timely manner

Access fees

ROYALTY FEES* Commercial users Cost per study 1 100 €
Cost per language 550 €
Funded academic research Cost per study Cost per questionnaire or site (please refer to the User Agreement)
Cost per language 50 €
Not funded academic users Cost per study Free
Cost per language Free
DISTRIBUTION FEES* Commercial users Cost per study 1 000 €
Cost per language 500 €
Funded academic research Cost per study Cost per questionnaire or site (please refer to the User Agreement)
Cost per language 50 €
Not funded academic users Cost per study Free
Cost per language Free

* Excluding VAT
Commercial users: Industry, CRO, any for-profit companies
Funded Academic research: Projects receiving funding from commerce, government, EU or registered charity. Funded academic research– sponsored by industry fits the “commercial users” category.
Not funded academic users, individual medical practice: Projects are not explicitly funded, but funding comes from overall departmental funds or from the University or individual funds

Conditions to translate

Please refer to the "Languages" tab

Conditions to implement in electronic applications

Exclusive licensor for e-versions of the questionnaireMapi Research Trust

Academic and Commercial Users
  • Shall follow the “Conditions of use”  mentioned above
  • In addition, in case the electronic version of the questionnaire is developed by a third party (IT Company, e-PRO vendor…), User shall check with Mapi Research Trust that this third party has signed the necessary License Agreement with Mapi Research Trust before developing the electronic version of the Questionnaire.

Information Technology (IT) Companies (incl. ePRO vendors)
  • In case of a one-shot development and commercial use of an electronic version of the questionnaire by the IT Company, the IT Company shall:
    • Sign a “Specific-Study License Agreement with IT Company” with Mapi Research Trust
      • authorizing the electronic implementation of the questionnaire for the specific study only
      • shall not permit the IT Company to promote the electronic version of the questionnaire or its use for another study or another client
    • Pay a one-shot license fee per study to Mapi Research Trust: 500 Euros
  • In case of an IT Company who wishes to develop an electronic version of the questionnaire and would like to obtain a non-exclusive license to market and promote their devices / tablets / smartphones / e-applications using the questionnaire, the IT Company shall:
    • Sign a “General License Agreement with IT Company” with Mapi Research Trust
      • authorizing the electronic implementation of the questionnaire on multiple devices for multiple studies and clients
      • permitting the IT Company to promote the electronic versions of the questionnaire by any marketing means (including, but not limited to, IT Company’s  promotional documents / websites / press release / communication during conferences / webinars)
    • Pay an annual administrative fee of 2,500 Euros to Mapi Research Trust
    • Pay an annual royalty fee of 2,500 Euros to the author

Review copy

Examination copies can only be used for the limited purpose of examining the suitability of the Questionnaire for subsequent research and/or clinical use, and cannot be used in research or in clinical practice or distributed to others.
You are not authorized to modify, retype, translate, copy or otherwise duplicate the Questionnaire except with the further and prior written permission of Mapi Research Trust / the developers / copyright holders / distributors.

Online distribution

For Non-Funded Academic Studies

The following licensing process is restricted to academic users:

  • Who do not receive specific funding for their study
  • Who intend to use the questionnaire in individual clinical practice or research study

Should you not correspond to this category of users, please send us a request.

Note: This site aims at providing you with the original version and existing translations of the questionnaire. However some modules/versions may not be downloadable in the language you need.

If you are interested in specific language(s), please first consult the list of existing translations in PROQOLID.

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Languages

Original language(s)

  • English for Australia

Translations

The translations listed may not have undergone a full linguistic validation process and may require further work to be suitable for use in a study. This list is subject to constant changes, therefore please check the status of translations with Mapi Research Trust / the developers / copyright holders / distributors.

LLFI

Arabic
Chinese**
Danish for Denmark
Dutch for the Netherlands
French for France
German for Germany
Hindi for India
Italian for Italy
Japanese for Japan
Persian
Portuguese for Brazil
Spanish for Spain
Turkish for Turkey

** Under development

The author has selected Mapi as exclusive linguistic validation company to ensure the production of harmonized and consistent language versions.

For additional information on available translations of this instrument, or for a project involving new languages, please submit a request (tutorials available on our FAQs).

Conditions to translate

Commercial Users

Exclusive vendor for translation work for commercial users: Mapi

Academic Translation

If you wish to translate the questionnaire:

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  2. Submit your request for translation online (Tutorials are available on our FAQs)
  3. Our PROVIDE team will send you a translation agreement along with Linguistic Validation Guidelines.

More information on translations

Bibliographic reference of the Turkish translation

Duruturk N, Tonga E, Gabel CP, Acar M, Tekindal A. Cross-cultural adaptation, reliability and validity of the Turkish version of the Lower Limb Functional Index. Disabil Rehabil. 2015 Jul 26:1-6. [Epub ahead of print]

Bibliographic reference of the Spanish translation

Cuesta-Vargas AI, Gabel CP, Bennett P. Cross cultural adaptation and validation of a Spanish version of the Lower Limb Functional Index. Health Qual Life Outcomes. 2014 May 17;12:75

Last update: July 2017
For additional information, please submit a request. More information in our FAQs.