Table 4. Concurrent validity with QPAR.
| Variable | R | P-Value |
|---|---|---|
| mPPT | .458 | < .001 |
| SPPB | .444 | < .001 |
| SPSM | .365 | < .001 |
| TUG | -.278 | < .001 |
| Mean Grip Strength | .272 | < .001 |
| PPB Right+Left+Both | .321 | < .001 |
| PPB Assembly | .405 | < .001 |
| Gait Velocity | .402 | < .001 |
| Lean Skeletal Muscle | .131 | .02 |
| %Body Fat | -.218 | < .001 |
| BMI | .034 | .59 |
| Abdomen/Hip Ratio | -.155 | .01 |
| Resting Pulse, sitting | -.179 | .004 |
| Resting Pulse, standing | -.192 | .003 |
| FAQ | -.434 | < .001 |
| UPDRS | -.263 | < .001 |
| Health Utilities Index | .464 | < .001 |
| Fried Frailty Scale | -.456 | < .001 |
| CHSA | -.459 | < .001 |
| FCI | -.270 | .001 |
KEY: mPPT = Mini Physical Performance Test; SPPB = Short Physical Performance Battery; SPSM = Short Portable Sarcopenia Measure; TUG = Timed Up and Go; PPB = Purdue Pegboard; BMI = Body Mass Index; FAQ = Functional Activities Questionnaire; UPDRS = Unified Parkinson’s Disease Rating Scale; CHSA = Canadian Health and Aging Clinical Frailty Scale; FCI = Functional Comorbidity Index.
Bold p-values signify significance after correction for multiple comparisons.