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Table 1 Summary of clinical hand and arm assessments that require coordination between upper extremities

From: On the assessment of coordination between upper extremities: towards a common language between rehabilitation engineers, clinicians and neuroscientists

Assessment Tasks involving the use of both arms Indirect measure of interlimb coordination
Assisting Hand Assessment (AHA) [75] 22 object-related items of bimanual performance Score and textual description
Chedoke Arm and Hand Activity Inventory (CAHAI) [76] CAHAI-7
 1. Open jar of coffee
 2. Call 911
 3. Draw a line with a ruler
 4. Pour a glass of water
 5. Wring out washcloth
 6. Do up five buttons
 7. Dry back with towel
CAHAI-8
 8. Put toothpaste on toothbrush
CAHAI-9
 9. Cut medium resistance putty
CAHAI-13
 10. Zip up zipper
 11. Clean a pair of eyeglasses
 12. Place container on table (8.6 kg container)
 13. Carry bag up stairs (2 kg)
Score each task from 1-7, based on how independently the patient can do the task. Additional entry for which activity was done by the impaired side
The Jebsen Test of Hand Function (JTHF)-modified [77] 1 bimanual item: nut & bolt assembly Time (speed, not quality of performance)
SHAP [78] 6 bimanual coordination items: button board, simulated food cutting, jar lid, glass jug pouring, lifting a tray, rotating a screw Time, grip used
Purdue Pegboard Test [79] Peg insertion with both hands simultaneously Number of pins inserted in board in 30 s
Nut & bolt assembly (both hands in sequence) Number of assemblies in 1 min (right and left hands working simultaneously but each doing a separate task:get pin, put washer, put cap, put washer)
ABILHAND [80, 81] 24/26 tasks require bimanual coordination; questionnaire only Easy/difficult/impossible
MAM-36 [82, 83] 24/36 tasks require bimanual coordination; questionnaire only Easy/a little hard (takes long/pain/…)-very hard (can do but usually someone else will do for me)/ I can’t do/NA (did not do before injury)