Table 1 Description of study measures
| Test | What it measures | Content | Scoring | Interpretation | MDC 90 |
|---|---|---|---|---|---|
| Patient-Specific Functional Scale (PSFS) | Difficulty performing activities | 5 self-selected activities difficult to do because of the amputation |
Likert scale 0–10 0 = unable to perform 10 = can perform activity easily | Higher scores indicates less difficulty | 6.49 |
| Upper-Extremity Functional Scale (UEFS)- modified | Difficulty performing activities | Self-reported difficulty performing 22 everyday activities |
Likert scale 1–5 1 = very easy 5 = cannot perform | Lower scores indicates less difficulty | 12.07 |
| Clothespin relocation task | Dexterity | Number of clothespins moved in 1 min | Count | Higher score indicates better dexterity | Unknown |
| Clothespin relocation with counting backwards | Dexterity with cognitive load | Number of clothespins moved in 1 min while counting backwards from 100 by 3 s | Count | Reduction of # clothespins shows the impact of cognitive burden on performance | Unknown |
| Clothespin relocation with semantic fluency | Dexterity with cognitive load | Number of clothespins moved in 1 min while naming as many fruits and vegetables as possible | Count | Reduction of # clothespins shows the impact of cognitive burden on performance | Unknown |
| Trinity Amputation and Prosthesis Experience Scales (TAPES) | Prosthetic satisfaction | 10 items satisfaction with prosthesis |
Likert scale 1–5 1 = very dissatisfied 5 = very satisfied | Higher scores indicate greater satisfaction | 0.79 |
| Jebsen-Taylor Hand Function Test (JTHF) | Dexterity | Count of completed items/sec | Higher scores indicate better performance | ||
| Writing | Writing 24 letter sentence | “ | “ | 0.18 | |
| Page Turning | Turning over index card | “ | “ | 0.11 | |
| Small objects /sec | Picking up small objects | “ | “ | 0.09 | |
| Simulated Feeding | Using a spoon to pick up and place small objects in can | “ | “ | 0.10 | |
| Stacking checkers | Stacking checkers | “ | “ | 0.11 | |
| Moving light cans | Moving light cans | “ | “ | 0.15 | |
| Moving heavy cans | Moving heavy cans | “ | “ | 0.13 | |
| Activities Measure for Upper-Limb Amputees (AM-ULA) | 5 elements of performance: completion: speed, movement quality, skill and independence | 18-everyday tasks |
Likert scale 0–5 0 = unable 5 = excellent | Higher scores indicate better performance | 3.7 |