Table 4.
Course and Trial Effects: HbO2
| Model: STW HbO2 | ||||
|---|---|---|---|---|
| Variables | Estimate | SE | 95% CI | p |
| Course | −0.0542 | 0.005 | −0.064 to −0.0443 | <.0001 |
| Trial | −0.0171 | 0.0109 | −0.0386 to 0.0043 | .1190 |
| Age | −0.0150 | 0.0135 | −0.0420 to 0.0118 | .2680 |
| Gender | 0.0364 | 0.1744 | −0.3114 to 0.3842 | .8350 |
| Education | −0.0053 | 0.0295 | −0.0643 to 0.0536 | .8570 |
| RBANS Index score | 0.0033 | 0.0070 | −0.0107 to 0.0174 | .6400 |
| Disease Comorbidity Index | 0.0619 | 0.0852 | −0.1080 to 0.2319 | .4700 |
| GDS | −0.0109 | 0.0263 | −0.0635 to 0.0416 | .6790 |
| Model: DTW HbO 2 | ||||
| Variables | ||||
| Course | 0.0454 | 0.0052 | 0.0351 to 0.0557 | <.0001 |
| Trial | −0.1786 | 0.0113 | −0.2009 to −0.1564 | <.0001 |
| Age | −0.0160 | 0.0185 | −0.0530 to 0.0210 | .3910 |
| Gender | −0.0804 | 0.2399 | −0.5587 to 0.3978 | .6920 |
| Education | 0.0326 | 0.0334 | −0.0476 to 0.1145 | .4130 |
| RBANS Index score | 0.0164 | 0.0097 | −0.0029 to 0.0358 | .0950 |
| Disease Comorbidity Index | 0.0452 | 0.1172 | −0.1885 to 0.270 | .7010 |
| GDS | −0.0337 | 0.0362 | −0.1060 to 0.0385 | .3560 |
Note: DTW = Dual-Task-Walk; GDS = Geriatric Depression Scale; RBANS = Repeatable Battery for the Assessment of Neuropsychological Status; STW = Single-Task-Walk.