Functional Independence Measure (FIM): Difference between revisions

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[[Image:Functional Independence Measure.jpg|right|alt=|frameless|570x570px]]The Functional Independence Measure (FIM) is an instrument that was developed as a measure of disability for a variety of populations and is not specific to any diagnosis. The FIM instrument   
[[Image:Functional Independence Measure.jpg|right|alt=|frameless|570x570px]]The Functional Independence Measure (FIM) is an instrument that was developed as a measure of disability for a variety of populations and is not specific to any diagnosis. The FIM instrument   


* Includes measures of independence for self-care, including sphincter control, transfers, locomotion, communication, and social cognition<ref>Cameron MH, Monroe L. Physical Rehabilitation-E-Book: Evidence-based examination, evaluation, and intervention. Elsevier Health Sciences; 2007 Apr 5.Available: https://www.sciencedirect.com/topics/medicine-and-dentistry/functional-independence-measure<nowiki/>(accessed 22.5.2021)</ref>.  
* Includes measures of independence for self-care, including sphincter control, transfers, locomotion, communication, and social cognition<ref>Cameron MH, Monroe L. Physical Rehabilitation-E-Book: Evidence-based examination, evaluation, and intervention. Elsevier Health Sciences; 2007 Apr 5.Available: https://www.sciencedirect.com/topics/medicine-and-dentistry/functional-independence-measure<nowiki/>(accessed 22.5.2021)</ref>.
* Is an 18-item, seven-level, ordinal scale intended to be sensitive to changes over the course of a comprehensive inpatient medical rehabilitation program.   
* Is an 18-item, seven-level, ordinal scale intended to be sensitive to changes over the course of a comprehensive inpatient medical rehabilitation program.   
* Uses the level of assistance an individual needs to grade functional status from total independence to total assistance).   
* Uses the level of assistance an individual needs to grade functional status from total independence to total assistance).   
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== Intended Population  ==
== Intended Population  ==
Designed to assess areas of dysfunction in activities that commonly occur in subjects with any progressive, reversible or stable neurologic, musculoskeletal, or other disorder ie patients with functional mobility impairments<ref>Elia AE, Graziella F, Albanese A. [https://www.sciencedirect.com/topics/medicine-and-dentistry/functional-independence-measure 12 Clinical Trials of Botulinum Toxin in Adult Spasticity.] Botulinum Toxin E-Book: Therapeutic Clinical Practice and Science. 2009 Feb 18:148.Available from: https://www.sciencedirect.com/topics/medicine-and-dentistry/functional-independence-measure<nowiki/>(accessed 22.5.2021)</ref>.
Designed to assess areas of dysfunction in activities that commonly occur in subjects with any progressive, reversible or stable neurologic, musculoskeletal, or other disorder ie patients with functional mobility impairments<ref>Elia AE, Graziella F, Albanese A. [https://www.sciencedirect.com/topics/medicine-and-dentistry/functional-independence-measure 12 Clinical Trials of Botulinum Toxin in Adult Spasticity.] Botulinum Toxin E-Book: Therapeutic Clinical Practice and Science. 2009 Feb 18:148.Available from: https://www.sciencedirect.com/topics/medicine-and-dentistry/functional-independence-measure<nowiki/>(accessed 22.5.2021)</ref>.
The FIM is used by healthcare practitioners to assess and grade the functional status of a person based on the level of assistance he or she requires.


== Method of Use  ==
== Method of Use  ==


The FIM is used by healthcare practitioners to assess and grade the functional status of a person based on the level of assistance he or she requires.   
Guide for use: Patient function is assessed using the FIM™ instrument at the start of a rehabilitation episode of care and at the end of a rehabilitation episode of care. Admission assessment is collected within 72 hours of the start of a rehabilitation episode. Discharge assessment is collected within 72 hours prior to the end of a rehabilitation episode.   


FIM™ is comprised of 18 items, grouped into 2 subscales - motor and cognition.  
FIM™ is comprised of 18 items, grouped into 2 subscales - motor and cognition.  
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* Memory
* Memory


Each item is scored on a 7 point ordinal scale, ranging from a score of 1 to a score of 7. The higher the score, the more independent the patient is in performing the task associated with that item.  
Each item is scored on a 7 point ordinal scale, ranging from a score of 1 to a score of 7. The higher the score, the more independent the patient is in performing the task associated with that item.<ref name=":2">AIHW FIM Available from:https://meteor.aihw.gov.au/content/index.phtml/itemId/495857 (accessed 22.5.20210</ref>


FIM levels  
FIM levels  
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'''No Helper'''
'''No Helper'''


7. Complete Independence&nbsp;  
* 7. Complete Independence&nbsp; (Timely, Safety)
 
* 6. Modified Independence (Device)  
(Timely, Safety)  
 
6. Modified Independence  
 
(Device)  


'''Helper - Modified Dependence'''  
'''Helper - Modified Dependence'''


5. Supervision&nbsp;  
* 5. Supervision&nbsp;(Subject = 100%)
* 4. Minimal Assistance (Subject = 75% or more)
* 3. Moderate Assistance (Subject = 50% or more)


(Subject = 100%)
'''Helper - Complete Dependence'''


4. Minimal Assistance
* 2. Maximal Assistance (Subject = 25% or more)  
 
* 1. Total Assistance or not Testable (Subject less than 25%)  
(Subject = 75% or more)
 
3. Moderate Assistance
 
(Subject = 50% or more)
 
'''Helper - Complete Dependence''' 
 
2. Maximal Assistance  
 
(Subject = 25% or more)  
 
1. Total Assistance or not Testable  
 
(Subject less than 25%)  


Leave no blanks. Enter 1 if not testable due to risk.<ref name=":0" />
Leave no blanks. Enter 1 if not testable due to risk.<ref name=":0" />


The total score for the FIM motor subscale (the sum of the individual motor subscale items) will be a value between 13 and 91.
The total score for the FIM  
 
The total score for the FIM cognition subscale (the sum of the individual cognition subscale items) will be a value between 5 and 35.
 
The total score for the FIM instrument (the sum of the motor and cognition subscale scores) will be a value between 18 and 126.
 
<br>
 
[[Image:Functional Independence Measure.jpg|right]]
 
<br>


&nbsp;
* motor subscale (the sum of the individual motor subscale items) will be a value between 13 and 91.
* cognition subscale (the sum of the individual cognition subscale items) will be a value between 5 and 35.


<br>  
The total score for the FIM instrument (the sum of the motor and cognition subscale scores) will be a value between 18 and 126.<ref name=":2" />
 
 
=== Reliability  ===


== Reliability and Validity ==
Inter-Rater Reliability of FIM has been established at an acceptable psychometric performance (Intraclass co-relation coefficients ranging from 0.86 to 0.88)   
Inter-Rater Reliability of FIM has been established at an acceptable psychometric performance (Intraclass co-relation coefficients ranging from 0.86 to 0.88)   


=== Validity  ===
The concurrent validity with [[Barthel Index]] (ICC &gt; 0.83) have shown strong construct validity between items on Barthel Index and items on the FIM the measure functional limitations<ref>Gosman-Hedstrom, G, and Svensson, E: Parallel reliability of the Functional Independence Measure and the Barthel index ADLIndex. Psychiatry 73:188, 2000</ref><br>  
 
The concurrent validity with Barthel Index (ICC &gt; 0.83), Gosman-Hedstrom and Svenson have shown strong construct validity between items on Barthel Index and items on the FIM the measure functional limitations<ref>Gosman-Hedstrom, G, and Svensson, E: Parallel reliability of the Functional Independence Measure and the Barthel index ADLIndex. Psychiatry 73:188, 2000</ref>  
 
<br>  


== References  ==
== References  ==

Revision as of 07:42, 22 May 2021

Objective[edit | edit source]

The Functional Independence Measure (FIM) is an instrument that was developed as a measure of disability for a variety of populations and is not specific to any diagnosis. The FIM instrument

  • Includes measures of independence for self-care, including sphincter control, transfers, locomotion, communication, and social cognition[1].
  • Is an 18-item, seven-level, ordinal scale intended to be sensitive to changes over the course of a comprehensive inpatient medical rehabilitation program.
  • Uses the level of assistance an individual needs to grade functional status from total independence to total assistance).
  • The tool is used to assess a patient's level of disability as well as a change in patient status in response to rehabilitation or medical intervention.[2][3]

Intended Population[edit | edit source]

Designed to assess areas of dysfunction in activities that commonly occur in subjects with any progressive, reversible or stable neurologic, musculoskeletal, or other disorder ie patients with functional mobility impairments[4].

The FIM is used by healthcare practitioners to assess and grade the functional status of a person based on the level of assistance he or she requires.

Method of Use[edit | edit source]

Guide for use: Patient function is assessed using the FIM™ instrument at the start of a rehabilitation episode of care and at the end of a rehabilitation episode of care. Admission assessment is collected within 72 hours of the start of a rehabilitation episode. Discharge assessment is collected within 72 hours prior to the end of a rehabilitation episode.

FIM™ is comprised of 18 items, grouped into 2 subscales - motor and cognition.

The motor subscale includes:

  • Eating
  • Grooming
  • Bathing
  • Dressing, upper body
  • Dressing, lower body
  • Toileting
  • Bladder management
  • Bowel management
  • Transfers - bed/chair/wheelchair
  • Transfers - toilet
  • Transfers - bath/shower
  • Walk/wheelchair
  • Stairs

The cognition subscale includes:

  • Comprehension
  • Expression
  • Social interaction
  • Problem solving
  • Memory

Each item is scored on a 7 point ordinal scale, ranging from a score of 1 to a score of 7. The higher the score, the more independent the patient is in performing the task associated with that item.[5]

FIM levels

No Helper

  • 7. Complete Independence  (Timely, Safety)
  • 6. Modified Independence (Device)

Helper - Modified Dependence

  • 5. Supervision (Subject = 100%)
  • 4. Minimal Assistance (Subject = 75% or more)
  • 3. Moderate Assistance (Subject = 50% or more)

Helper - Complete Dependence

  • 2. Maximal Assistance (Subject = 25% or more)
  • 1. Total Assistance or not Testable (Subject less than 25%)

Leave no blanks. Enter 1 if not testable due to risk.[2]

The total score for the FIM

  • motor subscale (the sum of the individual motor subscale items) will be a value between 13 and 91.
  • cognition subscale (the sum of the individual cognition subscale items) will be a value between 5 and 35.

The total score for the FIM instrument (the sum of the motor and cognition subscale scores) will be a value between 18 and 126.[5]

Reliability and Validity[edit | edit source]

Inter-Rater Reliability of FIM has been established at an acceptable psychometric performance (Intraclass co-relation coefficients ranging from 0.86 to 0.88)

The concurrent validity with Barthel Index (ICC > 0.83) have shown strong construct validity between items on Barthel Index and items on the FIM the measure functional limitations[6]

References[edit | edit source]

  1. Cameron MH, Monroe L. Physical Rehabilitation-E-Book: Evidence-based examination, evaluation, and intervention. Elsevier Health Sciences; 2007 Apr 5.Available: https://www.sciencedirect.com/topics/medicine-and-dentistry/functional-independence-measure(accessed 22.5.2021)
  2. 2.0 2.1 Linacre JM, Heinemann JW, Wright BD, Granger CV, Hamilton BB. The structure and stability of the functional independence measure. Arch Phys Med Rehabil. 1994. 75: 127-132.
  3. Heinemann AW, Linacre JM, Wright BD, Hamilton BB, Granger C. Relationships between impairment and physical disability as measured by the functional independence measure. Arch Phys Med Rehabil. 1993. 74: 566-573.
  4. Elia AE, Graziella F, Albanese A. 12 Clinical Trials of Botulinum Toxin in Adult Spasticity. Botulinum Toxin E-Book: Therapeutic Clinical Practice and Science. 2009 Feb 18:148.Available from: https://www.sciencedirect.com/topics/medicine-and-dentistry/functional-independence-measure(accessed 22.5.2021)
  5. 5.0 5.1 AIHW FIM Available from:https://meteor.aihw.gov.au/content/index.phtml/itemId/495857 (accessed 22.5.20210
  6. Gosman-Hedstrom, G, and Svensson, E: Parallel reliability of the Functional Independence Measure and the Barthel index ADLIndex. Psychiatry 73:188, 2000