Purpose
The GRASSP is a clinical impairment measure to assess sensorimotor hand function in persons with cervical spinal cord injuries (C1-T1).
Acronym
GRASSP
Area of Assessment
Bodily Functions
Assessment Type
Performance Measure
Cost
Not Free
Actual Cost
$850.00
Diagnosis/Conditions
- Pediatric + Adolescent Rehabilitation
- Spinal Cord Injury
- Sports & Musculoskeletal Injuries
- 3 domains of hand function:
1) Strength
2) Sensibility
3) Prehension
- 5 Subtests:
1) Dorsal sensation (3 locations), each scored 0-4 (sum = subtest score, 0-12)
2) Palmar sensation (3 locations), each scored 0-4 (sum = subtest score, 0-12)
3) Strength (10 muscles of arm & hand), motor grade 0-5 for each (sum = subtest total, 0-50)
4) Prehension ability – 3 grasps (cylindrical, lateral key, tip to tip) – each scored 0-4 (sum = subtest score, 0-12)
5) Prehension performance - 6 prehension tasks (pour water from bottle, open jars, pick up and turn key, transfer 9 pegs from board to board, pick up four coins and place in slots, screw four nuts onto bolts – each scored 0-5 (sum = subtest score, 0-30)
- Subtest scores given for the left and the right.
- Designed to capture changes in neurological recovery and hand function.
Number of Items
25 per hand
- GRASSP Kit:
- Minikit of Semmes Weinstein Monofilaments
- A standardized set of all materials for Prehension Testing
- The GRASSP Manual
- CD with score sheet and graphing program
Required Training
Reading an Article/Manual
Instrument Reviewers
Initially reviewed by Cara Leone Weisbach, PT, DPT, Wendy Romney, PT, DPT, NCS, and the SCI EDGE task force of the Neurology Section of the APTA in 5/2012.
Body Structure
Upper Extremity
ICF Domain
Body Structure
Body Function
Activity
Measurement Domain
Motor
Sensory
Professional Association Recommendation
Recommendations for use of the instrument from the Neurology Section of the American Physical Therapy Association’s Multiple Sclerosis Taskforce (MSEDGE), Parkinson’s Taskforce (PD EDGE), Spinal Cord Injury Taskforce (PD EDGE), Stroke Taskforce (StrokEDGE), Traumatic Brain Injury Taskforce (TBI EDGE), and Vestibular Taskforce (Vestibular EDGE) are listed below. These recommendations were developed by a panel of research and clinical experts using a modified Delphi process.
For detailed information about how recommendations were made, please visit: ANPT Outcome Measures Recommendations (EDGE)
Abbreviations:
HR
Highly Recommend
R
Recommend
LS / UR
Reasonable to use, but limited study in target group / Unable to Recommend
NR
Not Recommended
Recommendations for use based on acuity level of the patient:
Acute
(CVA < 2 months post)
(SCI < 1 month post)
(Vestibular < 6 weeks post)
Subacute
(CVA 2 to 6 months)
(SCI 3 to 6 months)
Chronic
(> 6 months)
SCI EDGE
LS
LS
R
Recommendations based on SCI AIS Classification:
AIS A/B
AIS C/D
SCI EDGE
R
R
Recommendations for entry-level physical therapy education and use in research:
Students should learn to administer this tool? (Y/N)
Students should be exposed to tool? (Y/N)
Appropriate for use in intervention research studies? (Y/N)
Is additional research warranted for this tool (Y/N)
SCI EDGE
No
No
Yes
Not reported
Considerations
- Individuals with sensory level of C5 or above are expected to score 0 on the sensory testing of the GRASSP.
- Clinical utility is decreased secondary to cost of GRASSP kit and increased time to complete measure.
- Domains can be used individually or together.
- This battery of tests has been developed through a comprehensive four phase process examining existing measures and identifying best methods for assessing subtle and clinically meaningful changes and how sensory and motor impairments contribute to integrate function.
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