Characteristics of FI-2 and FI-3.
| FI-2 | FI-3 | |
|---|---|---|
| Total no. tasks | 7 | 3 |
| Performed unilaterally or bilaterally | Yes | Yes |
| Tasks involved | Shoulder flexion, shoulder abduction, neck flexion, hip flexion, step test, heel lift, toe lift | Shoulder flexion, neck flexion, hip flexion |
| Pace standardized with metronome (40 or 80 beats/min) | Yes | Yes |
| Time per task, min | 3 | 3 |
| Total time required to perform all tasks unilaterally/ bilaterally, min | 21/33 | 9/15 |
| Repetitions per task | 60–120 | 60 |
| Total score derived | No | Yes |
FI: Functional Index.