Table 3.
Relationships between accelerometry measures of upper extremity use and impairment, self-report, and performance measures. Note that some of the performance measures specifically assess the upper extremity while others assess additional constructs, such as mobility and activities of daily living.
| CORRELATION | |
|---|---|
| IMPAIRMENT MEASURES | |
| Motricity Index | r=0.5* 102 |
| Fugl-Meyer Assessment—Arm Section |
r =−0.851**
126 r=0.54** 127 |
| PERFORMANCE MEASURES | |
| Action Research Arm Test | r=0.40† 99 |
| Wolf Motor Function Test | r=0.62* 99 |
| Functional Impairment Measure | r=0.67,* 99 |
| Barthel Index | ρ=0.64* 102 |
| SELF-REPORT MEASURES | |
| Stroke Impact Scale – Hand Function subscale |
r=0.61** 103 |
| Motor Activity Log – Quality Of Movement scale |
r=0.52**
98 r=0.66** 103 |
†
=.05,
*
=.01,
**
=.001