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INSTRUMENT DETAILS

Iowa Fatigue Scale (IFS)

 
Developed in 2003
 

Author(s)

Bentler Suzanne; Hartz Arthur; Watson David

 

Purpose

  • Pathology:

Pathological conditions signs and symptoms

  • Disease:

Fatigue

  • Objective:

To measure fatigue

  • Population for intended use:

Adult

 
 

Characteristics

  • Type of instrument:

Signs and symptoms

  • Administration mode:

Self-administered

  • Number of items:

11

  • Recall/Observation period:

In the past month

 
 

Language(s)

  • Original language:

English for the USA

  • List of existing translations:

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

IFS

Spanish for Spain
 

Bibliographic reference(s) of the original questionnaire

Hartz A, Bentler S, Watson D. Measuring fatigue severity in primary care patients. J Psychosom Res. 2003 Jun;54(6):515-21

Last update: July 2008

Last update in collaboration with the author: July 2008